Caterpillarmini hydraulic excavator(no series)
Caterpillar 301.5
Maintenance schedule, common problems & OEM parts breakdown
The Cat 301.5 is a sub-2-metric-ton canopy-only mini hydraulic excavator built for tight-access grading, utility, and landscape work. The current-generation machine (in production since 2018/2019) is powered by the Cat C1.1 engine, a 1.1 L three-cylinder diesel rated at roughly 15.7 to 18.4 kW net, meeting Tier 4 Final, Stage V, and Japan 2014 emissions rules without a cab option - canopy is the only operator enclosure offered. Operating weight runs roughly 1.58 to 1.77 t (about 3,480 to 3,900 lb) depending on fixed vs. expandable undercarriage width and standard vs. long dipper stick. Cat offers the 301.5 with a standard boom, a choice of standard or long stick, a fixed or variable-gauge undercarriage, and a small-capacity general-purpose bucket, plus factory-ready primary and secondary auxiliary hydraulic circuits for hammers, thumbs, and other 30 mm pin-class attachments shared across the 301.4C through 302 CR family.
The '301.5' name has been used twice. An older 1998-2005 generation ran the Cat 3003 engine, offered a cab, and used different tail-swing and dimensions - that machine is unrelated to today's model and its specs should never be blended in. The current 301.5 sits below the 301.6, 301.7 CR, 301.8, and 302 CR siblings in Caterpillar's mini excavator range, sharing the same C1.1 engine family, coupler pin class, and hydraulic architecture across the group, with generation-over-generation gains mainly in emissions compliance, monitor electronics, and canopy structure rather than a change in core layout. In the used and parts market the 301.5 matters because it is the smallest, lightest current-production Cat mini excavator with a full factory parts and service program - dealers stock C1.1 engine parts, canopy structural components, and the shared 30 mm attachment class across five model variants, which keeps parts supply and resale values strong for a machine this size.
Below: full specifications, fluids & capacities, the factory service schedule, common service parts, verified fault codes, what owners discuss, attachment guidance, the complete assembly directory, and a serial-number reference. Complete parts lists with full OEM part numbers, exploded diagrams, quantities, and fitment data are available free in Heavy Parts AI.
Caterpillar 301.5 specifications
Engine
| Engine model | Cat C1.1, 3-cylinder diesel (current Next Generation model, in production since 2018-2019) |
| Rated net power (ISO 9249 / EEC 80/1269) @ 2,400 rpm | 14.3 kW (19.2 hp); some Cat dealer product pages round net power to approximately 15.7 kW (21 hp) |
| Gross power (ISO 14396) | 16.1 kW (21.6 hp) |
| Bore x stroke | 77.0 mm x 81.0 mm (3.0 in x 3.2 in) |
| Displacement | 1.1 L (69.0 in³) |
| Emissions certification | U.S. EPA Tier 4 Final / EU Stage V; dealer literature also lists compliance with Japan 2014 standards |
| Earlier generation engine (1998-2005 production) | An older 301.5 generation used the Cat 3003 engine, gross power about 13.7 kW (18.4 hp), displacement about 0.95 L (58 cu in). This is a separate, discontinued machine, not the current model - do not mix its ratings with the current C1.1-powered 301.5. |
Weights
| Minimum operating weight (canopy, rubber tracks, fixed undercarriage, full fuel) | 1575 kg (3,472 lb) |
| Maximum operating weight (canopy, steel tracks, expandable undercarriage, full fuel) | 1768 kg (3,898 lb); one factory sheet edition lists 1760 kg (3,880 lb) - treat as the same figure, rounding differs by edition |
| Weight add-on, long stick | +7 to 10 kg (+15 to 22 lb), varies slightly by spec sheet edition |
| Weight add-on, steel tracks | +57 kg (+126 lb) |
| Weight add-on, expandable undercarriage | +129 kg (+284 lb) over fixed undercarriage |
| Ground pressure | 27.3 kPa (4.0 psi) at minimum weight, up to 30.6 kPa (4.4 psi) at maximum weight |
| Transport weight | Not separately published; shipping weight tracks operating weight for this compact class |
| Commonly quoted operating weight on dealer listings | Roughly 1775 kg (3,913 lb) appears on some dealer pages - likely reflects a standard-bucket-equipped weight, since the factory lift-capacity tables state the base operating weight figures above exclude the bucket |
| Earlier generation operating weight (1998-2005 production) | About 1557-1672 kg (3,434-3,687 lb) depending on canopy or cab configuration - different machine, not comparable to current weights above |
Dimensions
| Transport (overall shipping) length | 3620 mm (142.5 in) standard stick; 3590 mm (141.3 in) long stick - depends on blade position during shipment |
| Transport width (over tracks, retracted) | 990 mm (39.0 in); expands to 1300 mm (51.2 in) for working stability |
| Transport (overall shipping) height | 2310 mm (90.9 in) |
| Tail swing radius | 820 mm (32.3 in), same for both stick lengths (standard tail swing configuration) |
| Track shoe width | 230 mm (9.1 in) |
| Minimum ground clearance (below undercarriage) | 155 mm (6.1 in) |
| Overall undercarriage length | 1460 mm (57.5 in) |
| Swing bearing height | 445 mm (17.5 in) |
| Boom height in shipping position | 1090 mm (42.9 in) standard stick; 1040 mm (40.9 in) long stick |
Performance
| Max dig depth | 2340 mm (92.1 in) standard stick; 2540 mm (100.0 in) long stick |
| Max reach at ground level | 3730 mm (146.9 in) standard stick; 3890 mm (153.1 in) long stick |
| Max reach (pin height) | 3800 mm (149.6 in) standard stick; 3960 mm (155.9 in) long stick |
| Max dig (cutting) height | 3430 mm (135.0 in) standard stick; 3490 mm (137.4 in) long stick |
| Max dump clearance (dump height) | 2450 mm (96.5 in) standard stick; 2510 mm (98.8 in) long stick |
| Max vertical wall dig depth | 1800 mm (70.9 in) standard stick; 1890 mm (74.4 in) long stick |
| Swing speed | 9.8 rpm |
| Travel speed | High 4.4 km/h (2.7 mph); low 2.9 km/h (1.8 mph) |
| Gradeability | 30 degrees maximum |
| Drawbar pull (max traction force) | 10.3 kN (2,316 lbf) at high travel speed; 16.0 kN (3,597 lbf) at low travel speed |
Forces
| Bucket digging force | 14.1 kN (3,170 lbf) |
| Stick digging force, standard stick | 8.2 kN (1,843 lbf) |
| Stick digging force, long stick | 7.2 kN (1,616 lbf) - lower than the standard stick due to the longer lever arm |
Service capacities (summary)
| Fuel tank | 22.0 L (5.8 gal) |
| Hydraulic system, total | 26.0 L (6.9 gal) |
| Hydraulic tank | 18.0 L (4.8 gal) |
| Engine oil | 4.4 L (1.2 gal) |
| Cooling system | 3.9 L (1.0 gal) |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
301.5 fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine crankcase (with filter) | 3.5-4.4 L (0.9-1.2 US gal); varies by configuration/series. | Cat DEO-ULS or Cat DEO. Viscosity by ambient temperature per the operation and maintenance manual: SAE 0W-40 (Cat DEO-ULS Cold Weather) to -40°C (-40°F); SAE 5W-40 (Cat DEO-ULS SYN or DEO SYN) -30°C to 50°C (-22°F to 122°F); SAE 10W-30 (Cat DEO-ULS or DEO) -18°C to 40°C (0°F to 104°F); SAE 15W-40 (Cat DEO-ULS or DEO) -9.5°C to 50°C (15°F to 122°F). |
| Cooling system | 3.5-3.9 L (0.9-1.0 US gal); varies by configuration/series. | Caterpillar Extended Life Coolant (ELC), meeting ASTM D4985 specification. |
| Fuel tank | 22.0 L (5.80 US gal). Other engine/serial-number variants built on the same platform take 26 L (6.87 US gal); confirm against this unit's build. | Diesel fuel. |
| Hydraulic tank (refill capacity) | 18.0 L (4.76-4.8 US gal). This is the amount needed to refill the system after a hydraulic oil change. | Cat HYDO Advanced 10 or Cat HYDO Advanced 30 (preferred), or Cat BIO HYDO Advanced. Second-choice fluids: Cat MTO, Cat DEO, Cat DEO-ULS, Cat TDTO, Cat TDTO Cold Weather, Cat TDTO-TMS, Cat DEO-ULS SYN, Cat DEO SYN, Cat DEO-ULS Cold Weather. Grade by ambient temperature, roughly SAE 0W-20/0W-40 in deep cold down to SAE 30 in hot climates. |
| Hydraulic system total (tank, cylinders, and lines) | 26.0 L (6.9 US gal). | Same fluid choices as the hydraulic tank, above. |
| Final drive (each) | 0.6 L (0.16 US gal) per side. | Cat TDTO, Cat TDTO-TMS, or Cat TDTO SYN Cold Weather; commercial TO-4 gear oil is an acceptable second choice. Grade by ambient temperature: SAE 0W-20/0W-30 in deep cold up to SAE 50 in hot climates; Cat TDTO-TMS multigrade covers roughly -30°C to 25°C (-22°F to 77°F). |
| Swing drive | No oil-fill capacity is documented. The swing gear and swing bearing are serviced through grease fittings; there is no oil reservoir. | See the grease specification below. |
| Pilot / other hydraulic circuits | Not separately specified. The pilot control circuit is supplied from and shares the main hydraulic tank capacity listed above; no distinct reservoir or refill figure is published. | Same fluid as the main hydraulic system, above. |
| Grease (external lubrication points, incl. swing gear and bearing) | Serviced by grease-fitting application; no reservoir volume specified. | Cat Prime Application Grease, NLGI Grade 2, general service -20°C to 140°C (-4°F to 284°F). Cat Extreme Application Grease, NLGI Grade 1 or 2, for heavier-duty or wider temperature service. Cat Extreme Application Grease-Arctic (NLGI 0.5) for extreme cold to -50°C (-58°F). Cat Extreme Application Grease-Desert (NLGI 2) for sustained heat. Cat Utility Grease and Cat Ball Bearing Grease are also listed, for general service and high-speed bearings respectively. |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Caterpillar 301.5 maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 3,000 h |
|
| Every 6,000 h |
|
| Every 12,000 h |
|
Servicing the 301.5 beyond the schedule
Predictive Maintenance & Fluid Analysis
Run S·O·S oil sampling on the C1.1 crankcase, hydraulic tank, and both final drives at the factory-scheduled 250/500-hour pulls - the small 3.5-4.4 L engine sump and 18 L hydraulic tank show contamination trends fast, so skipped samples miss wear signs early. Watch hydraulic temperature and pressure readings on the color LCD monitor; the 301.5 has no printed fault codes, only tiered color warnings, so trending oil analysis against monitor alerts is the main way to catch a failing oil cooler or worn swing bearing before it strands the machine.
Corrective & Common Repairs
Owners report the hydraulic lockout/safety-lever solenoid failing and dropping hydraulic function without warning - check the solenoid and lockout switch first on any sudden loss of control response. Stalling or overheating under combined boom/stick/swing loads usually traces to a restricted oil cooler on the compact C1.1 cooling package; pull debris from the core before chasing sensors. A grinding or clunking swing bearing/gear noise points to grease starvation at the swing bearing zerk, not gear damage - regrease before condemning the bearing.
Overhaul & Rebuild Points
Caterpillar rates the 301.5's expected life at 8,000 service hours to engine overhaul or replacement, tied to the C1.1's small-displacement duty cycle rather than a fixed calendar. Budget a rebuild around final drives and swing gear/bearing at the same horizon - the swing bearing is grease-lubricated only, with no oil-fill reservoir, so any history of skipped greasing accelerates gear and bearing wear well before 8,000 hours. Track hours against oil-sample trends rather than the meter alone; duty cycle severity moves the real overhaul point earlier or later.
Seasonal & Environment Servicing
The canopy-only design has no heater/AC enclosure to winterize, but the C1.1 needs cold-weather-grade oil and full-strength Cat ELC coolant before freeze-up - check the 3.5-3.9 L cooling system for correct mix, not just level. Undercarriage rollers and track rubber dry-rot faster in seasonal storage than daily use; roll the machine periodically and inspect track and roller seals for flat-spotting or cracking. In hot, dusty seasonal work, clean the oil cooler and radiator core more often than the 250-hour default to prevent the reported combined-load stall/overheat issue.
301.5 common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 156-1200 | Filter Element-Fuel | Fuel system service | Check fitment → |
| 146-7472 | Filter Element As-Air | Air intake service | Check fitment → |
| 146-6388 | Filter Element-Cab Air | Air intake service | Check fitment → |
| 149-4533 | Filter Element-Oil | Hydraulic service | Check fitment → |
| 1G-8878 | Filter As-Oil | Hydraulic service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
301.5 fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| Category 3 Warning - Engine Coolant Temperature High | Top-tier (red) monitor alert showing engine coolant temperature above the safe operating range. | Low coolant level, debris packed into the radiator/oil cooler fins, a slipping or failed fan drive, or a faulty coolant temperature sender. | Stop the engine immediately, let it cool, check coolant level, and clear the cooling package of debris before restarting. |
| Category 3 Warning - Engine Oil Pressure Low | Red-tier monitor alert showing engine oil pressure has dropped below the safe minimum. | Low oil level, a plugged oil filter, a worn oil pump, or a faulty oil pressure sender or wiring. | Stop the engine right away, check oil level and condition, and correct the cause before restarting. |
| Category 3 Warning - Charging System / Battery Voltage | Alert showing system voltage outside the normal charging range. | A weak or failing battery, loose or corroded battery/alternator connections, or a failing alternator or regulator. | Check battery state of charge and terminal connections, then test charging output; repair wiring or replace the alternator or battery as needed. |
| Category 2 Warning - Hydraulic Oil Temperature High | Amber monitor alert showing hydraulic oil temperature running above the normal working range. | Low hydraulic fluid level, a clogged hydraulic oil cooler, or sustained high-flow attachment use in hot ambient conditions. | Idle the machine to let the system cool, check hydraulic fluid level, and clear the cooler fins of debris. |
| Hydraulic Lockout / Start-Disable Fault | Loss of hydraulic function, or a start/hydraulic disable condition, tied to the safety lockout lever or seat/console switch circuit rather than a coolant or oil alert. | Lockout lever not fully engaged, a worn or failed lockout switch, a blown fuse in that circuit, or corroded wiring near the console. | Confirm the lockout lever is fully down and engaged, check the related fuse, and test switch continuity and wiring before further diagnosis. |
| Glow Plug / Cold-Start Aid Indicator Stuck On or Inoperative | The preheat indicator should light briefly at key-on and go out when the glow plugs are ready; an indicator that stays on or never lights points to a preheat circuit problem. | A failed glow plug element, an open preheat relay, a blown fuse, or corroded glow plug wiring or connectors. | Check the preheat fuse and relay, test each glow plug's resistance, and inspect connectors before replacing parts. |
| Category 3 Warning - Fuel System Fault | Red-tier alert for a detected problem in fuel delivery to the engine. | Water or debris in the fuel, a restricted fuel filter or water separator, or a fault in the fuel shutoff solenoid or its wiring. | Stop the engine, drain and inspect the fuel filter/water separator, and check the fuel shutoff solenoid circuit before restarting. |
| Engine ECM Communication / Network Fault | Loss of, or erratic, data-link communication between the engine control module and the machine display, which can blank gauges or trigger a general fault alert without pinning one sensor. | Damaged or corroded CAN/data-link wiring, a poor ground, or a loose ECM or monitor connector. | Inspect the machine harness and connectors at the ECM and monitor, check grounds, then have the dealer pull the stored code with Cat Electronic Technician. |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
301.5 attachments & work tools
Buckets
Current-generation 301.5 (2019-present) takes pin-on buckets sized to a 30 mm pin, matching the 1-2 ton mini excavator class it shares with 301.4C, 301.6, 301.7, 301.8 and 302 CR. General-duty digging buckets for this class run roughly 230-600 mm (9-24 in) wide with capacities from about 14-76 L (0.5-2.7 ft3); heavy-duty capacity buckets sit narrower, about 300-460 mm (12-18 in) and 48-56 L (1.7-2 ft3), with a reinforced wear package for semi-rock and hard-bank material. Wider grading/cleanup buckets to around 1000 mm (39 in) are also offered in this size class at shallower capacity. Exact width/capacity pairing varies by configuration - confirm with your dealer for a given bucket.
Hydraulic hammers
Breaker class for the 301.5 is Cat's smallest hammer tier, the B1/B1s: about 83-86 kg (183-190 lb) operating weight with tool, roughly 200 J (147.5 ft-lbf) energy class, optimal auxiliary flow near 15-25 L/min (4-6.6 gpm) and minimum working pressure around 88 bar (1276 psi). The H35s (about 130 kg / 287 lb, ~300 ft-lbf class, 12-35 L/min optimal flow) is offered as a heavier silenced step-up still rated for this same 1-2 ton carrier class. Both fit the 301.5's factory auxiliary circuit without a high-flow upgrade. Aftermarket pin-on breakers built for this machine use the same 30 mm pin, typically running 90-95 kg tool weight as a lower-cost swap for the factory hammer.
Quick couplers
A manual/mechanical pin-grabber coupler (ratcheting-wrench lock plus an independent secondary safety lock) is the universal factory fit at this weight class, sized for the same 30 mm pin as the bucket set; this coupler is shared across 301.4C, 301.6, 301.7, 301.8 and 302 CR. A cab-controlled hydraulic pin-grabber coupler is documented for this same 1-2 ton class in one Cat coupler line, but Cat's other coupler family lists hydraulic starting only at the next class up - hydraulic-coupler availability for the 301.5 varies by coupler series/region, so confirm with your dealer before ordering hydraulic lines.
Thumbs/grapples
Cat's Utility Thumb for this class is hydraulically actuated, roughly 280-290 mm (11 in) with a multi-tooth/tine tip, and mounts on a thumb bracket at the stick with a single-acting auxiliary line - no other stick modification needed. A mechanical clamp-style thumb can use the same bracket where hydraulics aren't fitted. Rotating grapples are fitted to this model in the field too, but Cat's factory Contractor Grapple line targets larger excavator classes, so grapple work on a 301.5 typically relies on a smaller rotating or fixed grapple sized to the 30 mm pin and powered off the continuous/two-way auxiliary flow option rather than the single-acting thumb circuit.
Rippers
No factory ripper/scarifier work tool is cataloged for the 1-2 ton mini excavator class; that Cat product line starts on larger excavator classes. Ripping duty on the 301.5 is handled with a single-tooth ripper hook mounted at the bucket linkage or stick tip, sized to the same 30 mm pin as the bucket - a static mechanical tool, not a multi-shank dozer-style ripper, and needs no auxiliary hydraulic circuit to run.
Hydraulic-kit notes
Factory auxiliary hydraulics on the 301.5 run a primary circuit near 33 L/min (8.7 gpm) at about 213 bar (3089 psi) and a secondary circuit near 14 L/min (3.7 gpm) at the same pressure, fed by a load-sensing variable-displacement pump. One-way, two-way and continuous auxiliary flow are factory-selectable options, which covers pin-on hammers, hydraulic thumbs and small rotating grapples sized for this weight class without any high-flow upgrade. No high-flow/X-flow package is documented for this model the way it is on larger mini excavators - it is built around standard-flow work tools only.
All 301.5 assemblies by section
Every catalogued assembly group for the Caterpillar 301.5. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Air Inlet And Exhaust System
145-4440 Air Cleaner & Mounting Gp
| 14***40 | Air Cleaner & Mounting Group | 1 |
| 14***32 | Bracket As | 1 |
| 15***36 | Hose | 1 |
229-6871 Air Cleaner Gp
| 14***90 | Band-Mounting | 1 |
| 14***72 | Filter Element As-Air; (Primary)(Primary) | 1 |
| 14***74 | Cover | 1 |
153-6858 Manifold Gp-Exhaust
| 15***60 | Nut | 1 |
| 15***58 | Manifold Group-Exhaust | 1 |
| 15***59 | Manifold-Exhaust | 1 |
145-4437 Muffler Gp
| 14***37 | Muffler Group | 1 |
| 14***37 | Tube As | 1 |
| 15***16 | Muffler | 1 |
253-4404 Muffler-Converter
| 25***04 | Muffler-Converter | 1 |
Basic Engine
153-7970 Camshaft Gp
| 15***92 | Key-Woodruff | 1 |
| 15***70 | Camshaft Group | 1 |
| 15***71 | Camshaft As | 1 |
200-5990 Camshaft Gp
| 15***92 | Key-Woodruff | 1 |
| 15***71 | Camshaft As | 1 |
| 15***07 | Gear-Camshaft; (22-Teeth) | 1 |
153-5928 Cover Gp-Valve Mechanism
| 15***28 | Cover Group-Valve Mechanism | 1 |
| 15***31 | Cap; (Engine Oil Filler)(Engine Oil Filler) | 1 |
| 15***33 | Seal; (Engine Oil Filler Cap) | 1 |
153-5516 Crankshaft Gp
| 15***16 | Crankshaft Group | 1 |
| 15***17 | Gear-Crankshaft; (54 Teeth) | 1 |
| 15***18 | Key | 1 |
153-5380 Cylinder Block Gp
| 15***80 | Cylinder Block Group | 1 |
| 23***15 | Plug; (Sealing) | 1 |
| 23***16 | Plug; (Sealing) | 2 |
153-5379 Cylinder Block Gp
| 15***79 | Cylinder Block Group | 1 |
| 15***80 | Cylinder Block Group | 1 |
| 15***85 | Plug | 1 |
316-5183 Cylinder Head Gp
| 15***54 | Seal | 3 |
| 15***55 | Valve-Exhaust | 3 |
| 15***56 | Pin-Cotter | 12 |
153-5721 Cylinder Head Gp
| 15***75 | Bolt | 11 |
| 15***78 | Bolt | 3 |
| 15***81 | Gasket | 1 |
153-6863 Flywheel Gp
| 15***63 | Flywheel Group | 1 |
| 15***64 | Flywheel As | 1 |
| 15***65 | Gear-Starter; (96-Teeth) | 0 |
200-5991 Housing Gp-Front
| 15***60 | Nut | 1 |
| 15***62 | Bolt | 3 |
| 15***38 | Bolt | 1 |
153-7974 Housing Gp-Front
| 15***60 | Nut | 1 |
| 15***62 | Bolt | 3 |
| 15***38 | Bolt | 1 |
153-6373 Lifting Gp-Engine
| 15***73 | Lifting Group-Engine | 1 |
| 15***75 | Bolt | 2 |
| 19***73 | Plate; (Front) | 1 |
153-6857 Mounting Gp-Alternator
| 15***61 | Bolt | 1 |
| 15***40 | Bolt | 2 |
| 15***57 | Mounting Group-Alternator | 1 |
145-4438 Mounting Gp-Engine
| 13***65 | Mount-Flexible | 4 |
| 14***38 | Mounting Group-Engine | 1 |
| 14***06 | Bracket As; (Lh) | 1 |
153-7641 Mounting Gp-Fan
| 15***39 | Plate | 1 |
| 15***41 | Mounting Group-Fan | 1 |
| 24***63 | Bolt; (M6x1x16-mm)(M6x1x16-mm) | 4 |
201-0937 Pan Gp-Oil
| 15***30 | Pan-Oil; (Engine) | 1 |
| 15***32 | Washer | 2 |
| 15***33 | Bolt | 20 |
153-6829 Pan Gp-Oil
| 15***13 | Bolt | 1 |
| 15***29 | Pan Group-Oil; -Engine | 1 |
| 15***30 | Pan-Oil; (Engine) | 1 |
153-5533 Piston & Rod Gp
| 15***33 | Piston & Rod Group | 1 |
| 15***35 | Rod As-Connecting | 3 |
| 15***36 | Bushing | 1 |
153-6488 Pulley Gp-Crankshaft
| 15***92 | Nut | 4 |
| 15***88 | Pulley Group-Crankshaft | 1 |
| 15***91 | Washer | 1 |
153-5568 Valve Mechanism Gp
| 15***68 | Valve Mechanism Group | 1 |
| 15***69 | Rocker Arm As | 1 |
| 15***71 | Shaft | 1 |
Cooling System
153-5954 Pump Gp-Water
| 15***54 | Pump Group-Water | 1 |
| 15***55 | Pump Group-Water | 1 |
| 15***56 | Plate | 1 |
145-4439 Radiator & Fan Gp
| 14***36 | Tank As-Coolant; (Recovery) | 1 |
| 14***38 | Cap As; (Coolant Recovery) | 1 |
| 14***66 | Radiator Group | 1 |
143-2266 Radiator Gp
| 12***74 | Cap-Radiator; (Sea Water Heat Exchanger) | 1 |
| 12***75 | Valve As | 1 |
| 14***66 | Radiator Group | 1 |
Electrical And Starting System
152-8152 Alarm Gp-Travel
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 1 |
| 10***04 | Kit-Receptacle; (4-Pin)(Start Switch) | 1 |
| 13***77 | Switch As-Limit; (Torque Conv Lockout) | 2 |
150-2966 Alternator Gp-Charging -Includes Mounting
| 14***52 | Alternator Group-Charging | 1 |
| 14***42 | Bracket As | 1 |
| 14***44 | Spacer | 1 |
145-8901 Battery & Wiring Gp
| 08***65 | Washer-Special; (7x24x10mm Thk) | 1 |
| 09***66 | Washer; (Hard) (4.5x9x1mm Thk) | 2 |
| 10***01 | Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge) | 1 |
231-2853 Battery & Wiring Gp
| 08***65 | Washer-Special; (7x24x10mm Thk) | 1 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 2 |
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 2 |
207-5262 Electronics Gp-Machine -Security
| 13***26 | Washer; (4.52x8.28x0.76-mm Thk) | 1 |
| 15***55 | Control Group-Unprogrammed; -Machine Security System | 1 |
| 18***72 | Screw-Pan Head; (No 8-32x9.52-mm)(Wax Coated) | 1 |
222-5635 Fuse Gp -Radio
| 11***90 | Fuse; (10 Amp) | 1 |
| 22***35 | Fuse Group; -Radio | 1 |
153-6643 Glow Plug Gp
266-6863 Glow Plug Gp
199-4002 Installation Gp-Security
| 09***47 | Nut-Thin; (M16x2 Thd) | 1 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 2 |
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 1 |
256-4699 Kit-Travel Alarm
| 13***77 | Switch As-Limit; (Torque Conv Lockout) | 2 |
| 15***57 | Bolt-Socket Head | 4 |
| 25***00 | Link | 2 |
146-6366 Lamp Gp-Flood -12-Volt
| 14***66 | Lamp Group-Flood; -12-Volt | 1 |
| 15***54 | Lens As; (Flood) | 1 |
| 15***55 | Body As | 1 |
212-9347 Lamp Gp-Flood -Vertical
| 16***56 | Bracket; (Lamp Retaining) | 1 |
| 17***91 | Bracket Assem. | 1 |
| 17***92 | Body Assem. | 1 |
309-1325 Lamp Gp-Warning Beacon -12-Volt, Amber
| 27***00 | Lens; (Amber)(Warning Beacon) | 1 |
| 30***25 | Lamp Group-Warning Beacon; -12-Volt, Amber | 1 |
| 9R***42 | Plug As | 1 |
146-6419 Lighting Gp-Cab
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 12***74 | Tube-Heat Shrink; (5.72-mm Dia)(950-cm) | 0 |
| 14***19 | Lighting Group-Cab | 1 |
149-7847 Lighting Gp-Flood -Boom
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 14***66 | Lamp Group-Flood; -12-Volt | 1 |
| 14***47 | Lighting Group-Flood; -Boom | 1 |
152-8151 Lighting Gp-Warning Beacon
| 15***51 | Lighting Group-Warning Beacon | 1 |
| 30***25 | Lamp Group-Warning Beacon; -12-Volt, Amber | 1 |
150-2967 Starting Motor Gp-Electric -Includes Mounting
| 15***67 | Starting Motor Group-Electric; -Includes Mounting | 1 |
| 16***48 | Starting Motor Group-Electric | 1 |
| 4P***34 | Clip-Ladder; (00800 mm ) | 1 |
153-6616 Switch Gp-Pressure
| 15***16 | Switch Group-Pressure | 1 |
| 15***17 | Switch Group-Pressure; (Engine Oil) | 1 |
203-3630 Wiring Gp-Cab
| 10***01 | Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge) | 1 |
| 12***74 | Tube-Heat Shrink; (5.72-mm Dia)(950-cm) | 0 |
| 12***75 | Tube-Heat Shrink; (7.44-mm Dia)(560-cm) | 0 |
145-8236 Wiring Gp-Cab
| 08***77 | Lamp Group-Dome; (12-Volt) | 1 |
| 10***06 | Receptacle Kit; (Includes Wedge And Receptacle Assem.) | 1 |
| 12***17 | Terminal-Receptacle | 1 |
145-8237 Wiring Gp-Cab
| 10***01 | Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge) | 1 |
| 12***74 | Tube-Heat Shrink; (5.72-mm Dia)(950-cm) | 0 |
| 12***75 | Tube-Heat Shrink; (7.44-mm Dia)(560-cm) | 0 |
186-4316 Wiring Gp-Console
| 10***04 | Suppressor As-Arc | 1 |
| 11***99 | Gasket; (Air Conditioner Control) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 1 |
Engine Arrangement
145-6693 Engine Ar
| 14***93 | Engine Ar | 1 |
| 15***79 | Cylinder Block Group | 1 |
| 15***16 | Crankshaft Group | 1 |
266-3054 Engine Ar-Primary
| 15***79 | Cylinder Block Group | 1 |
| 15***16 | Crankshaft Group | 1 |
| 15***33 | Piston & Rod Group | 1 |
144-0142 Installation Ar-Engine
| 14***42 | Installation Ar-Engine | 1 |
| 14***37 | Muffler Group | 1 |
| 14***38 | Mounting Group-Engine | 1 |
Frame And Body
140-3155 Counterweight Gp
| 13***37 | Counterweight | 1 |
| 14***55 | Counterweight Group | 1 |
| 5P***76 | Washer Guard To Support Assembly And Guard Assembly | 4 |
179-6202 Counterweight Gp
| 17***01 | Counterweight | 1 |
| 17***02 | Counterweight Group | 1 |
| 5P***76 | Washer Guard To Support Assembly And Guard Assembly | 4 |
145-4240 Cover Gp-Side -Rh
| 14***40 | Cover Group-Side; -Rh | 1 |
| 14***33 | Support As; (Rh) | 1 |
| 14***67 | Bracket | 1 |
145-4241 Cover Gp-Side -Lh
| 13***36 | Grommet | 1 |
| 14***41 | Cover Group-Side; -Lh | 1 |
| 14***35 | Support As; (Lh) | 1 |
152-1604 Frame & Bearing As
| 15***04 | Frame & Bearing As | 1 |
| 23***14 | Bearing-Sleeve | 2 |
| 3B***89 | Fitting-Grease; (Fan And Alternator Drive) | 2 |
149-7819 Frame Gp-Swing
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 1 |
| 13***55 | Spacer; (10x20x7-mm Thk) | 1 |
| 13***40 | Pin As | 1 |
230-5711 Frame Gp-Swing
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 1 |
| 13***55 | Spacer; (10x20x7-mm Thk) | 1 |
| 13***40 | Pin As | 1 |
145-4215 Frame Gp-Upper
| 10***02 | Bolt-Socket Head; (M12x1.75x30-mm) | 1 |
| 13***33 | Cover As | 1 |
| 14***15 | Frame Group-Upper | 1 |
151-0801 Guard Gp-Bottom
| 15***01 | Guard Group-Bottom | 1 |
| 15***47 | Plate | 1 |
| 8T***89 | Bolt (20mm Long) 0 Degrees); (L=20mm) {For 5br, 6cr} | 4 |
205-0597 Hood Gp
| 09***92 | Locknut; (M6x1-Thd) | 1 |
| 10***43 | Seal; (32-cm Each) | 0 |
| 11***76 | Seal; (5.5-cm Each) | 0 |
145-4239 Hood Gp
| 14***16 | Latch Group-Hood | 1 |
| 14***25 | Hood As-Engine | 1 |
| 14***39 | Hood Group | 1 |
205-6902 Hood Gp
| 09***92 | Locknut; (M6x1-Thd) | 1 |
| 10***43 | Seal; (32-cm Each) | 0 |
| 11***76 | Seal; (5.5-cm Each) | 0 |
215-9519 Insulation Gp-Heat
| 20***43 | Insulation Group-Heat | 1 |
| 21***19 | Insulation Group-Heat | 1 |
202-0744 Insulation Gp-Heat
| 20***97 | Panel | 1 |
| 20***98 | Seal | 1 |
| 20***44 | Name-Plate (Operation; 2-Lever Type), Panel | 1 |
215-9520 Insulation Gp-Heat
| 20***44 | Insulation Group-Heat | 1 |
| 21***20 | Insulation Group-Heat | 1 |
202-0743 Insulation Gp-Heat
| 20***97 | Panel | 1 |
| 20***98 | Seal | 1 |
| 20***99 | Panel | 1 |
171-6096 Lines Gp-Grease
| 15***16 | Hose As | 1 |
| 17***35 | Connector | 1 |
| 17***96 | Lines Group-Grease | 1 |
148-2791 Lines Gp-Grease
| 14***91 | Lines Group-Grease | 1 |
| 15***15 | Hose As | 1 |
| 15***16 | Hose As | 1 |
149-2700 Striker Gp-Latch
| 14***00 | Striker Group-Latch | 1 |
| 14***01 | Bracket As | 1 |
| 15***88 | Plate As | 1 |
Fuel System
145-8897 Control Gp-Governor
| 14***97 | Control Group-Governor | 1 |
| 14***11 | Cover As | 1 |
| 14***90 | Bracket | 1 |
166-3605 Control Gp-Governor
| 14***11 | Cover As | 1 |
| 14***90 | Bracket | 1 |
| 14***92 | Cable As | 1 |
166-3606 Control Gp-Governor
| 09***09 | Nut; (M16x2.0 Thd) | 2 |
| 09***35 | Washer-Hard | 3 |
| 13***04 | Washer-Bevel; (1.8mm Thk) | 4 |
144-9962 Filter Gp-Water Sep & Fuel
| 11***01 | Bowl As-Water Collection | 1 |
| 11***18 | Ring-Retaining | 1 |
| 11***19 | Nut | 1 |
145-8908 Lines Gp-Fuel
| 14***08 | Lines Group-Fuel | 1 |
| 15***75 | Connector | 1 |
| 16***14 | Tube As | 1 |
200-5996 Mounting Gp-Governor Control
| 15***87 | Washer | 1 |
| 19***93 | Cap-Cover | 1 |
| 19***97 | Nut | 1 |
153-6383 Pump Gp-Fuel Injection
| 15***60 | Nut | 4 |
| 15***83 | Pump Group-Fuel Injection | 1 |
| 15***84 | Pump Group-Fuel Injection | 1 |
293-2897 Pump Gp-Fuel Injection
| 20***26 | Bolt-Special; (Banjo) | 1 |
| 20***27 | Washer | 2 |
| 20***28 | Connector | 1 |
153-6384 Pump Gp-Fuel Injection
| 15***84 | Pump Group-Fuel Injection | 1 |
| 20***29 | Plate-Holder | 3 |
| 20***30 | Screw | 3 |
176-9954 Pump Gp-Fuel Prm & Prim Filter
| 12***59 | Pump Group-Fuel Priming | 1 |
| 12***62 | Bladder | 1 |
| 14***62 | Filter Group-Water Sep & Fuel | 1 |
197-8003 Pump Gp-Fuel Transfer
| 15***73 | Bolt | 2 |
| 19***03 | Pump Group-Fuel Transfer | 1 |
| 29***70 | Pump As-Fuel Transfer | 1 |
153-6870 Pump Gp-Fuel Transfer
| 15***70 | Pump Group-Fuel Transfer | 1 |
| 15***72 | Bolt | 3 |
| 15***73 | Bolt | 1 |
145-4237 Tank Gp-Fuel
| 14***37 | Tank Group-Fuel | 1 |
| 17***44 | Tank Group-Fuel | 1 |
| 5P***76 | Washer Guard To Support Assembly And Guard Assembly | 3 |
179-9244 Tank Gp-Fuel
| 13***42 | Gauge-Sight | 1 |
| 14***15 | Cap-Fuel | 1 |
| 14***27 | Strainer-Fuel | 1 |
149-1075 Tank Gp-Fuel
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 13***42 | Gauge-Sight | 1 |
| 14***15 | Cap-Fuel | 1 |
171-1444 Tank Gp-Fuel
| 13***42 | Gauge-Sight | 1 |
| 14***15 | Cap-Fuel | 1 |
| 14***27 | Strainer-Fuel | 1 |
209-7559 Tank Gp-Fuel
| 14***25 | Insulation | 1 |
| 20***93 | Sender As; (Fuel Level) | 1 |
| 20***49 | Tank As-Fuel | 1 |
Hydraulic System
145-4441 Cooler & Mtg Gp-Hydraulic Oil
| 14***41 | Cooler & Mtg Group-Hydraulic Oil | 1 |
| 15***58 | Cooler | 1 |
| 8T***00 | Bolt (M8x1.25x16mm); (M8x1.25x16-mm) | 2 |
147-5253 Coupler Gp-Quick Disconnect
| 14***53 | Coupler Group-Quick Disconnect | 1 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 1 |
| 15***70 | Adapter As | 1 |
144-5992 Cylinder Gp-Blade
| 13***77 | Bushing | 1 |
| 14***92 | Cylinder Group-Blade | 1 |
| 14***80 | Seal-Lip Type | 1 |
231-1209 Cylinder Gp-Blade
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
| 14***82 | Ring-Wear | 1 |
212-6333 Cylinder Gp-Blade
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
| 14***82 | Ring-Wear | 1 |
212-6327 Cylinder Gp-Boom
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
| 14***82 | Ring-Wear | 1 |
231-1208 Cylinder Gp-Boom -Swing
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
| 14***82 | Ring-Wear | 1 |
231-1207 Cylinder Gp-Boom
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
| 14***82 | Ring-Wear | 1 |
162-5851 Cylinder Gp-Boom
| 13***99 | Bushing | 2 |
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
226-9956 Cylinder Gp-Bucket
| 09***45 | Seal-O-Ring | 1 |
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
212-6330 Cylinder Gp-Bucket
| 09***45 | Seal-O-Ring | 1 |
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
144-5990 Cylinder Gp-Bucket
| 09***45 | Seal-O-Ring | 1 |
| 13***77 | Bushing | 1 |
| 14***90 | Cylinder Group-Bucket | 1 |
212-6332 Cylinder Gp-Stick
| 14***77 | Seal-U-Cup | 1 |
| 14***92 | Seal-Lip Type | 1 |
| 14***85 | Seal-Piston | 1 |
144-5989 Cylinder Gp-Stick
| 13***99 | Bushing | 1 |
| 14***77 | Seal-U-Cup | 1 |
| 14***92 | Seal-Lip Type | 1 |
231-1206 Cylinder Gp-Stick
| 14***77 | Seal-U-Cup | 1 |
| 14***92 | Seal-Lip Type | 1 |
| 14***85 | Seal-Piston | 1 |
212-6334 Cylinder Gp-Swing Boom
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
| 14***82 | Ring-Wear | 1 |
166-8122 Cylinder Gp-Swing Boom
| 13***77 | Bushing | 2 |
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
144-5991 Cylinder Gp-Swing Boom
| 13***77 | Bushing | 2 |
| 14***91 | Cylinder Group-Swing Boom | 1 |
| 14***80 | Seal-Lip Type | 1 |
244-3074 Cylinder Gp-Tilt -Bucket
| 14***80 | Seal-Lip Type | 1 |
| 14***81 | Seal-U-Cup | 1 |
| 14***82 | Ring-Wear | 1 |
212-6331 Cylinder Gp-Undercarriage
| 09***45 | Seal-O-Ring | 1 |
| 09***07 | Seal-O-Ring (Id=43.70mm) | 1 |
| 14***80 | Seal-Lip Type | 1 |
177-4796 Cylinder Gp-Undercarriage
| 09***45 | Seal-O-Ring | 1 |
| 09***07 | Seal-O-Ring (Id=43.70mm) | 1 |
| 14***80 | Seal-Lip Type | 1 |
161-2487 Drain Gp-Ecology
| 10***39 | Plug As-Drain; (Hydraulic Tank) | 1 |
| 15***27 | Tube As-Drain | 1 |
| 16***87 | Drain Group-Ecology | 1 |
149-2830 Filter Gp-Oil
| 14***30 | Filter Group-Oil | 1 |
| 14***33 | Filter Element-Oil; (Advanced Efficiency)(Hydraulic) | 1 |
| 20***72 | Filter Group-Oil | 1 |
186-4311 Hydraulic Ar
| 14***03 | Lines Group-Hydraulic Pump | 1 |
| 14***38 | Tank & Mtg Group-Hydraulic | 1 |
| 14***48 | Pump & Mtg Group-Gear | 1 |
144-0140 Hydraulic Ar
| 14***40 | Hydraulic Ar | 1 |
| 14***01 | Lines Group-Return | 1 |
| 14***02 | Lines Group-Swing Motor | 1 |
149-1111 Hydraulic Ar
| 14***01 | Lines Group-Return | 1 |
| 14***02 | Lines Group-Swing Motor | 1 |
| 14***03 | Lines Group-Hydraulic Pump | 1 |
242-6999 Lines Gp-Auxiliary Hydraulic -2-Way,Long Stick
| 14***31 | Hose As | 1 |
| 14***18 | Connector As | 1 |
| 14***38 | Adapter, -6 Orb / Orfs X-Long | 1 |
224-9333 Lines Gp-Auxiliary Hydraulic
| 15***96 | Fitting As; (Quick Disconnect, Male)(Quick Disconnect) | 1 |
| 15***97 | Fitting As; (Quick Disconnect, Female) | 1 |
| 16***83 | Connector | 1 |
232-1567 Lines Gp-Auxiliary Hydraulic -2-Way
| 14***31 | Hose As | 1 |
| 14***18 | Connector As | 1 |
| 14***38 | Adapter, -6 Orb / Orfs X-Long | 1 |
242-6998 Lines Gp-Auxiliary Hydraulic -Long Stick
| 15***96 | Fitting As; (Quick Disconnect, Male)(Quick Disconnect) | 1 |
| 15***97 | Fitting As; (Quick Disconnect, Female) | 1 |
| 16***60 | Cap-Dust | 1 |
154-2674 Lines Gp-Blade
| 14***25 | Connector As. | 2 |
| 14***69 | Adapter; (90° Elbow Orfs/Orb) | 2 |
| 15***74 | Lines Group-Blade | 1 |
144-7405 Lines Gp-Blade
| 14***78 | Hose As | 1 |
| 14***79 | Hose As | 1 |
| 14***05 | Lines Group-Blade | 1 |
148-3446 Lines Gp-Blade
| 14***78 | Hose As | 1 |
| 14***79 | Hose As | 1 |
| 14***46 | Lines Group-Blade | 1 |
185-9968 Lines Gp-Blade
| 14***25 | Connector | 1 |
| 14***69 | Adapter; (90° Elbow Orfs/Orb) | 2 |
| 16***39 | Connector As; (Solenoid Valve) | 2 |
145-8889 Lines Gp-Boom Cylinder
| 14***66 | Hose As | 1 |
| 14***89 | Lines Group-Boom Cylinder | 1 |
| 14***25 | Connector As. | 1 |
224-9297 Lines Gp-Bucket
| 14***25 | Connector As. | 2 |
| 14***51 | Elbow Group | 1 |
| 22***97 | Lines Group-Bucket | 1 |
232-1568 Lines Gp-Bucket -Long Stick
| 14***25 | Connector As. | 2 |
| 14***51 | Elbow Group | 1 |
| 23***76 | Hose As | 1 |
232-1569 Lines Gp-Bucket Cylinder -2nd Auxiliary, Long Stick
| 08***02 | Bulkhead Adaptor | 1 |
| 11***61 | Seal Kit; (Includes Seals, Thrust Ring, Stem And Connectors) | 1 |
| 13***54 | Screw-Truss Head; (M4x0.7x10-mm) | 4 |
180-1706 Lines Gp-Bucket Cylinder -Long Stick
| 14***59 | Tube As | 1 |
| 14***60 | Tube As | 1 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 2 |
231-5067 Lines Gp-Bucket Cylinder -2nd Auxiliary
| 08***02 | Bulkhead Adaptor | 1 |
| 13***54 | Screw-Truss Head; (M4x0.7x10-mm) | 4 |
| 14***25 | Connector As. | 2 |
251-2024 Lines Gp-Bucket Tilt Cylinder
| 11***83 | Connector | 1 |
| 14***25 | Connector | 1 |
| 15***41 | Block | 1 |
180-4006 Lines Gp-Connecting
| 15***96 | Fitting As; (Quick Disconnect, Male)(Quick Disconnect) | 1 |
| 15***97 | Fitting As; (Quick Disconnect, Female) | 1 |
| 15***44 | Seal | 1 |
230-8775 Lines Gp-Front
| 14***64 | Hose As | 1 |
| 14***69 | Hose As | 1 |
| 14***74 | Hose As | 1 |
148-3698 Lines Gp-Front
| 14***64 | Hose As | 1 |
| 14***69 | Hose As | 1 |
| 14***70 | Hose As | 1 |
202-5551 Lines Gp-Hydraulic Pump
| 14***94 | Hose As | 1 |
| 14***04 | Hose | 1 |
| 14***18 | Connector As | 1 |
144-7403 Lines Gp-Hydraulic Pump
| 06***69 | Stem | 1 |
| 14***62 | Tube As | 1 |
| 14***92 | Hose | 1 |
147-5918 Lines Gp-Load Control Valve
| 13***60 | Spacer; (11x19x10-mm Thk) | 2 |
| 13***07 | Strap; (Cable) | 3 |
| 14***18 | Lines Group-Load Control Valve | 1 |
196-2722 Lines Gp-Pilot
| 14***69 | Valve Group-Solenoid; -Boom Lowering | 1 |
| 14***16 | Connector Group | 1 |
| 14***25 | Connector As. | 11 |
196-2721 Lines Gp-Pilot
| 14***16 | Connector Group | 4 |
| 14***25 | Connector As. | 11 |
| 14***68 | Elbow Group | 1 |
164-9592 Lines Gp-Pilot
| 14***69 | Valve Group-Solenoid; -Boom Lowering | 1 |
| 14***16 | Connector Group | 1 |
| 14***25 | Connector As. | 10 |
165-7199 Lines Gp-Pilot
| 14***69 | Valve Group-Solenoid; -Boom Lowering | 1 |
| 14***16 | Connector Group | 4 |
| 14***25 | Connector As. | 10 |
240-2453 Lines Gp-Return
| 03***87 | Elbow-Axle Suction Port | 1 |
| 06***69 | Stem | 1 |
| 13***55 | Hose; (8-cm) | 0 |
144-7401 Lines Gp-Return
| 03***87 | Elbow-Axle Suction Port | 1 |
| 06***69 | Stem | 1 |
| 13***55 | Hose; (8-cm) | 0 |
230-5719 Lines Gp-Stick
| 14***25 | Connector As. | 2 |
| 23***19 | Lines Group-Stick | 1 |
| 23***77 | Hose As | 1 |
145-8890 Lines Gp-Stick Cylinder
| 14***58 | Tube As | 2 |
| 14***72 | Hose As | 2 |
| 14***90 | Lines Group-Stick Cylinder | 1 |
144-7402 Lines Gp-Swing Motor
| 14***05 | Hose As | 1 |
| 14***06 | Hose As | 1 |
| 14***07 | Hose As | 1 |
234-7631 Lines Gp-Swing Motor
| 14***05 | Hose As | 1 |
| 14***07 | Hose As | 1 |
| 14***08 | Hose As | 1 |
185-9970 Lines Gp-Swing Motor
| 14***05 | Hose As | 1 |
| 14***07 | Hose As | 1 |
| 14***08 | Hose As | 1 |
185-9967 Lines Gp-Travel Motor
| 14***16 | Connector Group | 2 |
| 14***25 | Connector As. | 10 |
| 14***48 | Fitting As | 2 |
234-7632 Lines Gp-Travel Motor
| 14***25 | Connector As. | 6 |
| 14***68 | Elbow Group | 4 |
| 14***69 | Adapter; (90° Elbow Orfs/Orb) | 4 |
154-6279 Lines Gp-Travel Motor
| 14***87 | Swivel Group | 1 |
| 14***16 | Connector Group | 2 |
| 14***25 | Connector As. | 4 |
144-7407 Lines Gp-Travel Motor
| 14***87 | Swivel Group | 1 |
| 14***21 | Hose As | 1 |
| 14***23 | Hose As | 1 |
234-7634 Lines Gp-Undercarriage Cyl
| 14***16 | Connector Group | 2 |
| 14***25 | Connector As. | 2 |
| 23***34 | Lines Group-Undercarriage Cyl | 1 |
185-9969 Lines Gp-Undercarriage Cyl
| 14***25 | Connector As. | 4 |
| 18***85 | Hose As | 1 |
| 18***86 | Hose As | 1 |
147-5254 Lines Gp-Work Tool
| 14***54 | Lines Group-Work Tool | 1 |
| 15***50 | Bracket | 1 |
| 15***58 | Tube As | 1 |
147-5252 Lines Gp-Work Tool Cylinder
| 14***59 | Tube As | 1 |
| 14***60 | Tube As | 1 |
| 14***77 | Hose As | 2 |
144-5986 Manifold Gp-Control -Pilot, Travel Speed
| 09***19 | Seal-O-Ring (Id=15.80mm) | 2 |
| 09***22 | Bolt-Socket Head; (M5x0.8x10-mm) | 4 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 2 |
145-4247 Motor & Mtg Gp-Swing
| 14***47 | Motor & Mtg Group-Swing | 1 |
| 20***66 | Motor Group-Swing | 1 |
| 6V***00 | Bolt-Socket Head; (M12x1.75x35-mm) | 4 |
144-5975 Motor Gp-Swing
| 09***22 | Ring-Retaining | 1 |
| 09***78 | Seal-O-Ring (Id=9.80mm) | 2 |
| 09***80 | Seal-O-Ring (Id=11.80mm) | 2 |
209-9666 Motor Gp-Swing
| 13***26 | Bolt | 3 |
| 13***58 | Bolt | 4 |
| 20***66 | Motor Group-Swing | 1 |
144-5196 Motor Gp-Travel -Gerotor
| 13***70 | Plate | 1 |
| 13***71 | Gerotor | 1 |
| 13***72 | Drive | 1 |
152-1932 Mounting Gp-Bank Valve
| 13***69 | Plate | 4 |
| 13***73 | Link As | 1 |
| 13***85 | Bracket As | 1 |
202-0879 Pump & Mtg Gp-Gear
| 14***05 | Flange | 1 |
| 15***79 | Hub | 1 |
| 20***20 | Pump Group-Gear | 1 |
145-4248 Pump & Mtg Gp-Gear
| 12***05 | Seal-O-Ring | 1 |
| 14***79 | Pump Group-Gear; -Pilot, Work Tool, And Swing | 1 |
| 14***48 | Pump & Mtg Group-Gear | 1 |
159-7181 Pump Gp-Gear -Work Tool And Travel
| 11***75 | Kit-Seal | 1 |
| 15***81 | Pump Group-Gear; -Work Tool And Travel | 1 |
144-5979 Pump Gp-Gear -Pilot, Work Tool, And Swing
| 09***94 | Ring-Retaining | 2 |
| 14***79 | Pump Group-Gear; -Pilot, Work Tool, And Swing | 1 |
| 15***81 | Kit-Seal | 2 |
176-9267 Swivel Gp
| 17***67 | Swivel Group | 1 |
| 18***47 | Kit-Seal | 1 |
| 18***48 | Kit-Service | 1 |
144-5987 Swivel Gp
| 09***19 | Seal-O-Ring (Id=59.60mm) | 1 |
| 09***07 | Seal-O-Ring; (Id=64.40mm) | 7 |
| 09***16 | Ring-Retaining; (External) | 1 |
237-4075 Swivel Gp
| 23***75 | Swivel Group | 1 |
| 23***76 | Kit-Seal | 0 |
230-7445 Swivel Gp
| 23***45 | Swivel Group | 1 |
| 23***57 | Kit-Seal; (Swivel) | 1 |
146-5498 Swivel Gp
| 09***19 | Seal-O-Ring (Id=59.60mm) | 1 |
| 09***16 | Ring-Retaining; (External) | 1 |
| 14***07 | Ring | 1 |
145-4238 Tank & Mtg Gp-Hydraulic
| 14***38 | Tank & Mtg Group-Hydraulic | 1 |
| 15***01 | Cap; (Hydraulic Tank) | 1 |
| 17***47 | Tank Group-Hydraulic | 1 |
207-7871 Tank Gp-Hydraulic
| 14***58 | Strainer; (Hydraulic Tank) | 1 |
| 14***10 | Insulation | 1 |
| 14***12 | Insulation | 1 |
171-1453 Tank Gp-Hydraulic
| 13***42 | Gauge-Sight | 1 |
| 14***58 | Strainer; (Hydraulic Tank) | 1 |
| 14***10 | Insulation | 1 |
179-9247 Tank Gp-Hydraulic
| 13***42 | Gauge-Sight | 1 |
| 14***58 | Strainer; (Hydraulic Tank) | 1 |
| 14***10 | Insulation | 1 |
149-1076 Tank Gp-Hydraulic
| 13***42 | Gauge-Sight | 1 |
| 14***58 | Strainer; (Hydraulic Tank) | 1 |
| 14***76 | Tank Group-Hydraulic | 1 |
145-4251 Valve & Accumulator Gp-Pilot
| 14***86 | Manifold Group-Control; -Pilot, Travel Speed | 1 |
| 14***51 | Valve & Accumulator Group-Pilot | 1 |
| 14***86 | Accumulator Group-Hydraulic; -Charged | 1 |
198-0075 Valve & Lines Gp-Hyd Control
| 14***25 | Connector As. | 2 |
| 19***04 | Valve Group-Shutoff | 1 |
| 19***75 | Valve & Lines Group-Hydraulic Control | 1 |
145-4249 Valve & Mtg Gp-Bank
| 14***83 | Valve Group-Bank | 1 |
| 14***49 | Valve & Mtg Group-Bank | 1 |
| 15***81 | Pin-Clevis | 2 |
144-5983 Valve Gp-Bank
| 09***78 | Seal-O-Ring (Id=9.80mm) | 1 |
| 09***82 | Seal-O-Ring (Id=13.80mm) | 11 |
| 13***75 | Seal | 4 |
176-9268 Valve Gp-Diverter
| 17***68 | Valve Group-Diverter | 1 |
| 17***43 | Manifold | 1 |
| 17***44 | Solenoid | 2 |
152-8179 Valve Gp-Load Control
| 15***79 | Valve Group-Load Control; -Blade | 1 |
| 15***47 | Valve | 1 |
| 15***54 | Block | 1 |
194-4635 Valve Gp-Pilot
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 15***43 | Handle-Control | 1 |
| 15***70 | Kit-Pilot Valve; (Lever) | 1 |
164-2274 Valve Gp-Selector -2-Way
| 11***83 | Pin-Spring | 1 |
| 16***74 | Valve Group-Selector; -Joystick Pattern | 1 |
| 16***76 | Kit-Seal; (Select Valve) | 1 |
143-2269 Valve Gp-Solenoid -Boom Lowering
| 09***19 | Seal-O-Ring (Id=15.80mm) | 1 |
| 09***22 | Bolt-Socket Head; (M5x0.8x10-mm) | 2 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
Implements
144-0143 Boom Ar
| 14***43 | Boom Ar | 1 |
| 14***91 | Cylinder Group-Swing Boom | 1 |
| 14***29 | Boom Group | 1 |
224-9239 Boom Ar
| 22***39 | Boom Ar | 1 |
| 22***40 | Boom Group | 1 |
| 23***11 | Frame Group-Swing | 1 |
149-3129 Boom Gp
| 00***20 | Washer-Thrust; (35x63.5x3.14-mm Thk) | 2 |
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 3 |
| 13***47 | Bushing | 2 |
224-9240 Boom Gp
| 13***67 | Shim; (1-mm Thk) | 2 |
| 13***68 | Shim; (0.5-mm Thk) | 2 |
| 16***78 | Cover-Boom Rod | 1 |
185-4732 Linkage Ar-Bucket
| 14***90 | Cylinder Group-Bucket | 1 |
| 15***74 | Linkage Group-Bucket | 1 |
| 18***06 | Lines Group-Bucket Cylinder; -Long Stick | 1 |
144-0145 Linkage Ar-Bucket
| 14***45 | Linkage Ar-Bucket | 1 |
| 14***90 | Cylinder Group-Bucket | 1 |
| 14***52 | Lines Group-Work Tool Cylinder | 1 |
186-4313 Linkage Ar-Bucket
| 14***90 | Cylinder Group-Bucket | 1 |
| 15***74 | Linkage Group-Bucket | 1 |
| 18***13 | Linkage Ar-Bucket | 1 |
230-5737 Linkage Ar-Bucket
| 22***65 | Linkage Group-Bucket | 1 |
| 22***56 | Cylinder Group-Bucket | 1 |
| 23***37 | Linkage Ar-Bucket | 1 |
226-2765 Linkage Gp-Bucket
| 13***83 | Shim; (0.5-mm Thk) | 4 |
| 13***84 | Shim; (1-mm Thk) | 4 |
| 16***20 | Pin | 2 |
151-8474 Linkage Gp-Bucket
| 13***70 | Pin As | 2 |
| 13***77 | Bushing | 2 |
| 13***20 | Bushing | 2 |
191-7210 Pin Gp
| 16***20 | Pin | 2 |
| 19***92 | Pin | 2 |
| 19***10 | Pin Group | 1 |
185-4731 Stick Ar
| 14***89 | Cylinder Group-Stick | 1 |
| 14***90 | Lines Group-Stick Cylinder | 1 |
| 18***04 | Stick Group-Hoe; -Long | 1 |
224-9295 Stick Ar
| 22***95 | Stick Ar | 1 |
| 22***96 | Stick Group-Hoe | 1 |
| 23***19 | Lines Group-Stick | 1 |
180-1702 Stick Ar -Long
| 18***02 | Stick Ar; -Long | 1 |
| 18***04 | Stick Group-Hoe; -Long | 1 |
| 18***06 | Lines Group-Bucket Cylinder; -Long Stick | 1 |
144-0144 Stick Ar
| 14***44 | Stick Ar | 1 |
| 14***89 | Cylinder Group-Stick | 1 |
| 14***90 | Lines Group-Stick Cylinder | 1 |
186-4312 Stick Ar
| 14***89 | Cylinder Group-Stick | 1 |
| 14***90 | Lines Group-Stick Cylinder | 1 |
| 18***12 | Stick Ar | 1 |
186-4080 Stick Ar
| 14***52 | Lines Group-Work Tool Cylinder | 1 |
| 14***30 | Stick Group-Hoe | 1 |
| 18***80 | Stick Ar | 1 |
224-9298 Stick Ar-Hoe
| 22***98 | Stick Ar-Hoe | 1 |
| 22***01 | Stick Group-Hoe; -Long | 1 |
| 23***19 | Lines Group-Stick | 1 |
149-3130 Stick Gp-Hoe
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 2 |
| 13***47 | Bushing | 2 |
| 13***55 | Spacer; (10x20x7-mm Thk) | 2 |
224-9301 Stick Gp-Hoe -Long
| 13***67 | Shim; (1-mm Thk) | 2 |
| 13***68 | Shim; (0.5-mm Thk) | 2 |
| 17***61 | Plug-Protective | 1 |
180-1704 Stick Gp-Hoe -Long
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 2 |
| 13***47 | Bushing | 2 |
| 13***55 | Spacer; (10x20x7-mm Thk) | 2 |
224-9296 Stick Gp-Hoe
| 13***67 | Shim; (1-mm Thk) | 2 |
| 13***68 | Shim; (0.5-mm Thk) | 2 |
| 17***61 | Plug-Protective | 1 |
244-3065 Tilt Gp
| 24***47 | Bracket As-Mounting | 1 |
| 24***64 | Bearing-Sleeve | 2 |
| 24***65 | Tilt Group | 1 |
244-3079 Tilt Gp
| 24***64 | Bearing-Sleeve | 2 |
| 24***78 | Bracket As-Mounting | 1 |
| 24***79 | Tilt Group | 1 |
Lubrication System
153-6877 Filter Gp-Engine Oil
| 15***40 | Filter Element-Engine Oil; (Engine) | 1 |
| 15***36 | Washer | 4 |
| 15***77 | Filter Group-Engine Oil | 1 |
201-0936 Filter Gp-Engine Oil
| 15***92 | Nut | 4 |
| 15***36 | Washer | 4 |
| 15***79 | Stud-Hollow | 1 |
Machine Arrangement
144-0136 Chassis Ar
| 14***55 | Counterweight Group | 1 |
| 14***36 | Chassis Ar | 1 |
| 14***15 | Frame Group-Upper | 1 |
185-4729 Chassis Ar
| 14***15 | Frame Group-Upper | 1 |
| 14***37 | Tank Group-Fuel | 1 |
| 14***39 | Hood Group | 1 |
186-4309 Chassis Ar
| 14***55 | Counterweight Group | 1 |
| 14***15 | Frame Group-Upper | 1 |
| 14***37 | Tank Group-Fuel | 1 |
185-4728 Common Ar
| 14***37 | Operator Ar | 1 |
| 14***39 | Power Train Ar | 1 |
| 14***42 | Installation Ar-Engine | 1 |
185-9957 Common Ar
| 14***37 | Operator Ar | 1 |
| 14***39 | Power Train Ar | 1 |
| 14***42 | Installation Ar-Engine | 1 |
144-0134 Common Ar
| 14***34 | Common Ar | 1 |
| 14***36 | Chassis Ar | 1 |
| 14***37 | Operator Ar | 1 |
Operator Station
159-2152 Adjuster Gp-Seat
| 15***52 | Adjuster Group-Seat | 1 |
197-2702 Bracket Gp-Door
| 19***02 | Bracket Group-Door | 1 |
| 20***74 | Plate | 1 |
| 8T***79 | Bolt; (M12x1.75x20mm)(To Turbocharder-Mounting Face) | 1 |
185-2622 Cab Ar
| 14***94 | Support Group-Seat | 1 |
| 14***12 | Heater & Mtg Group-Cab | 1 |
| 14***34 | Lines Group-Heater | 1 |
185-2621 Cab Ar
| 14***94 | Support Group-Seat | 1 |
| 14***12 | Heater & Mtg Group-Cab | 1 |
| 14***34 | Lines Group-Heater | 1 |
145-8910 Cab Ar
| 14***94 | Support Group-Seat | 1 |
| 14***10 | Cab Ar | 1 |
| 14***12 | Heater & Mtg Group-Cab | 1 |
146-6404 Cab Gp-Enclosed Rops
| 10***11 | Screw-Machine; (3/8-16x0.75-In) | 1 |
| 11***84 | Bumper | 2 |
| 11***45 | Knob-Control | 1 |
146-6400 Cab Gp-Enclosed Rops
| 14***36 | Wiring Group-Cab | 1 |
| 14***49 | Door Group-Cab | 1 |
| 14***00 | Cab Group-Enclosed Rops | 1 |
151-2638 Cable Gp-Control
| 13***66 | Yoke | 2 |
| 15***38 | Cable Group-Control | 1 |
| 5C***74 | Nut (M5x.8 Thd); (M5x0.8-Thd) | 2 |
145-8911 Canopy Ar-Open Rops
| 14***50 | Support Group-Seat | 1 |
| 14***97 | Control Group-Governor | 1 |
| 14***11 | Canopy Ar-Open Rops | 1 |
185-3332 Canopy Ar-Open Rops
| 14***50 | Support Group-Seat | 1 |
| 14***97 | Control Group-Governor | 1 |
| 14***98 | Mounting Group-Platform | 1 |
185-3331 Canopy Ar-Open Rops
| 14***50 | Support Group-Seat | 1 |
| 14***97 | Control Group-Governor | 1 |
| 14***98 | Mounting Group-Platform | 1 |
146-6401 Canopy Gp-Open Rops
| 14***37 | Wiring Group-Cab | 1 |
| 14***01 | Canopy Group-Open Rops | 1 |
| 14***03 | Canopy Group-Open Rops | 1 |
201-7565 Canopy Gp-Open Rops
| 19***89 | Canopy Group-Open Rops | 1 |
| 20***65 | Canopy Group-Open Rops | 1 |
| 20***30 | Wiring Group-Cab | 1 |
198-6689 Canopy Gp-Open Rops
| 14***43 | Hook-Coat | 1 |
| 14***68 | Plug | 6 |
| 14***69 | Plug | 4 |
146-6403 Canopy Gp-Open Rops
| 14***25 | Window | 1 |
| 14***68 | Plug | 10 |
| 14***69 | Plug | 4 |
152-2765 Console Gp-Operator -Rh
| 13***65 | Bushing-Plastic | 2 |
| 14***77 | Box As | 1 |
| 15***65 | Console Group-Operator; -Rh | 1 |
152-2758 Console Gp-Operator -Rh
| 11***76 | Latch As-Rotary; (Lh) | 1 |
| 13***65 | Bushing-Plastic | 2 |
| 14***77 | Box As | 1 |
152-2757 Console Gp-Operator -Lh
| 11***77 | Latch As-Rotary; (Rh) | 1 |
| 13***65 | Bushing-Plastic | 2 |
| 14***83 | Box As | 1 |
196-1731 Control & Mtg Gp-Joystick
| 15***41 | Lever | 1 |
| 19***34 | Valve Group-Pilot | 1 |
| 19***35 | Valve Group-Pilot | 1 |
149-3859 Control & Mtg Gp-Joystick
| 14***84 | Control Group-Joystick; -Lh | 1 |
| 14***85 | Control Group-Joystick; -Rh | 1 |
| 14***59 | Control & Mtg Group-Joystick | 1 |
150-3731 Control Gp-Blade
| 13***68 | Bracket | 1 |
| 13***68 | Link As | 1 |
| 13***69 | Plate | 2 |
152-7561 Control Gp-Blade & Gov Hand
| 09***09 | Nut; (M16x2.0 Thd) | 2 |
| 09***35 | Washer-Hard | 3 |
| 13***04 | Washer-Bevel; (1.8mm Thk) | 4 |
152-6618 Control Gp-Hydraulic Hand
| 13***50 | Rod | 1 |
| 13***53 | Link As | 1 |
| 13***54 | Link As | 1 |
150-3607 Control Gp-Hydraulic Hand
| 09***32 | Knob; (Lh Travel Lever) | 1 |
| 09***33 | Knob; (Rh Travel Lever) | 1 |
| 12***40 | Boot | 2 |
144-5985 Control Gp-Joystick -Rh
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 14***85 | Control Group-Joystick; -Rh | 1 |
| 15***42 | Valve-Pilot; (Joystick) | 1 |
144-5984 Control Gp-Joystick -Lh
| 14***84 | Control Group-Joystick; -Lh | 1 |
| 15***39 | Handle-Lh | 1 |
| 15***42 | Valve-Pilot; (Joystick) | 1 |
227-2817 Door Gp-Cab
| 14***47 | Ring-Retaining | 1 |
| 14***48 | Pin | 1 |
| 14***54 | Hinge As | 2 |
199-5994 Door Gp-Cab
| 14***47 | Ring-Retaining | 1 |
| 14***54 | Hinge As | 2 |
| 14***57 | Gasket | 1 |
146-6349 Door Gp-Cab
| 14***47 | Ring-Retaining | 1 |
| 14***48 | Pin | 1 |
| 14***49 | Door Group-Cab | 1 |
147-3314 Filter Gp-Cab Air
| 14***88 | Filter Element-Cab Air; (Air) | 1 |
| 14***89 | Housing-Filter | 1 |
| 14***14 | Filter Group-Cab Air | 1 |
143-2267 Gauge Gp-Cluster
| 09***78 | Screw; (Pan Head) | 2 |
| 10***01 | Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge) | 2 |
| 14***57 | Knob | 1 |
203-2311 Gauge Gp-Cluster
| 09***78 | Screw; (Pan Head) | 2 |
| 10***01 | Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge) | 1 |
| 14***57 | Knob | 1 |
158-6350 Guard Gp-Cab
| 15***56 | Glass | 1 |
| 15***57 | Glass | 1 |
| 15***44 | Frame As | 1 |
152-8255 Guard Gp-Cab
| 15***55 | Guard Group-Cab | 1 |
| 15***50 | Guard Group-Cab | 1 |
| 5C***61 | Nut (M8x1.25 Thd); (M8x1.25 Thd) | 2 |
149-7848 Guard Gp-Cab -Screen
| 14***48 | Guard Group-Cab; -Screen | 1 |
| 15***67 | Frame As | 1 |
| 5C***61 | Nut (M8x1.25 Thd); (M8x1.25 Thd) | 2 |
146-6413 Guard Gp-Canopy
| 14***02 | Guard As | 1 |
| 14***13 | Guard Group-Canopy | 1 |
| 14***14 | Guard As | 1 |
213-6499 Guard Gp-Window -Front, Glass
| 15***50 | Guard Group-Cab | 1 |
| 21***99 | Guard Group-Window; -Front, Glass | 1 |
| 5C***61 | Nut (M8x1.25 Thd); (M8x1.25 Thd) | 2 |
213-6498 Guard Gp-Window -Front, Wire Mesh
| 15***67 | Frame As | 1 |
| 21***98 | Guard Group-Window; -Front, Wire Mesh | 1 |
| 5C***61 | Nut (M8x1.25 Thd); (M8x1.25 Thd) | 2 |
145-8912 Heater & Mtg Gp-Cab
| 11***91 | Fuse; (15-Ampere) | 1 |
| 14***12 | Heater & Mtg Group-Cab | 1 |
| 24***83 | Heater Group-Cab | 1 |
247-2583 Heater Gp-Cab
| 10***55 | Housing-Switch; (Lights) | 1 |
| 11***19 | Switch As-Rocker; (Blower Fan Speed)(Heater Fan) | 1 |
| 14***71 | Louver As | 2 |
146-6387 Heater Gp-Cab
| 14***70 | Clip | 8 |
| 14***73 | Coil As | 1 |
| 14***74 | Valve As | 1 |
146-6335 Heater Gp-Cab
| 10***55 | Housing-Switch; (Lights) | 1 |
| 11***99 | Gasket; (Air Conditioner Control) | 1 |
| 11***19 | Switch As-Rocker; (Blower Fan Speed)(Heater Fan) | 1 |
222-5632 Installation Gp-Radio
| 10***81 | Cable As-Coaxial | 1 |
| 12***51 | Screw-Pan Head | 4 |
| 13***13 | Nut; (M4x0.7-Thd) | 4 |
218-1512 Installation Gp-Radio
| 21***12 | Installation Group-Radio | 1 |
| 22***32 | Installation Group-Radio | 1 |
| 22***35 | Fuse Group; -Radio | 1 |
149-7851 Installation Gp-Radio
| 10***81 | Cable As-Coaxial | 1 |
| 11***90 | Fuse; (10 Amp) | 1 |
| 14***51 | Installation Group-Radio | 1 |
146-6440 Liner Gp-Cab
| 10***55 | Cover-Speaker | 1 |
| 12***51 | Screw-Pan Head | 4 |
| 13***13 | Nut; (M4x0.7-Thd) | 4 |
146-6415 Liner Gp-Cab
| 14***43 | Hook-Coat | 1 |
| 14***15 | Liner Group-Cab | 1 |
| 14***25 | Cover | 1 |
146-6334 Lines Gp-Heater
| 14***34 | Lines Group-Heater | 1 |
| 15***61 | Bracket As | 1 |
| 3S***93 | Strap-Cable-To Tie Harnesses Together | 3 |
145-8893 Literature Gp
| 12***58 | Lanyard | 1 |
| 14***93 | Literature Group | 1 |
| 19***09 | Key; (Corporate)(Start Switch) | 2 |
146-6418 Mirror Gp-Rear View -Rh
| 13***66 | Mirror Group-Rear View | 1 |
| 14***18 | Mirror Group-Rear View; -Rh | 1 |
| 14***71 | Clamp; (Top)(Top) | 1 |
236-1533 Mirror Gp-Rear View
| 13***66 | Mirror Group-Rear View | 1 |
| 14***71 | Clamp; (Top)(Top) | 1 |
| 14***72 | Clamp; (Bottom)(Bottom) | 1 |
146-6417 Mirror Gp-Rear View -Lh
| 13***66 | Mirror Group-Rear View | 1 |
| 14***17 | Mirror Group-Rear View; -Lh | 1 |
| 14***71 | Clamp; (Top)(Top) | 1 |
236-1527 Mirror Gp-Rear View
| 13***66 | Mirror Group-Rear View | 1 |
| 14***71 | Clamp; (Top)(Top) | 1 |
| 14***72 | Clamp; (Bottom)(Bottom) | 1 |
146-6431 Motor Gp-Window Wiper -12-Volt
| 10***04 | Kit-Receptacle; (4-Pin)(Start Switch) | 1 |
| 14***31 | Motor Group-Window Wiper; -12-Volt | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 4 |
210-2353 Motor Gp-Window Wiper
| 14***31 | Motor Group-Window Wiper; -12-Volt | 1 |
| 20***60 | Cover | 1 |
| 21***53 | Motor Group-Window Wiper | 1 |
330-5043 Motor Gp-Window Wiper
| 10***04 | Kit-Receptacle; (4-Pin)(Start Switch) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 4 |
| 20***60 | Cover | 1 |
330-5032 Motor Gp-Window Wiper
| 10***04 | Kit-Receptacle; (4-Pin)(Start Switch) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 4 |
| 26***23 | Cap-Wiper | 1 |
146-6399 Mounting Gp-Cab
| 09***59 | Bolt; (M14x2x60-mm) | 4 |
| 10***06 | Receptacle Kit; (Includes Wedge And Receptacle Assem.) | 1 |
| 11***76 | Seal; (5.5-cm Each) | 0 |
202-3058 Mounting Gp-Platform
| 09***55 | Bolt; (M14x2x70-mm) | 2 |
| 16***41 | Plate As | 2 |
| 17***33 | Floor Mat | 1 |
146-6398 Mounting Gp-Platform
| 09***59 | Bolt; (M14x2x60-mm) | 4 |
| 14***96 | Lock Pin | 4 |
| 14***98 | Mounting Group-Platform | 1 |
144-0137 Operator Ar
| 14***37 | Operator Ar | 1 |
| 14***93 | Literature Group | 1 |
| 14***95 | Platform Group | 1 |
152-5367 Pedal Gp-Foot
| 08***91 | Bolt; (M10x1.5x55-mm) | 1 |
| 12***58 | Pedal-Rubber | 2 |
| 13***14 | Cover As | 2 |
148-5165 Pedal Gp-Foot
| 14***65 | Pedal Group-Foot | 1 |
| 14***82 | Pedal As | 1 |
| 14***84 | Pedal As | 1 |
208-4499 Pedal Gp-Foot
| 13***30 | Bushing | 1 |
| 14***50 | Bushing | 2 |
| 20***60 | Plate As | 1 |
145-8895 Platform Gp
| 12***70 | Capscrew; (Button Hd) (M8x1.25x20) (G10.9) | 1 |
| 14***95 | Platform Group | 1 |
| 15***44 | Plate | 1 |
173-6530 Radio Gp -Am/Fm
| 10***06 | Receptacle Kit; (Includes Wedge And Receptacle Assem.) | 1 |
| 13***65 | Bumper | 1 |
| 17***30 | Radio Group; -Am/Fm/Wb | 1 |
173-6532 Radio Gp -Am/Fm/Cassette
| 10***06 | Receptacle Kit; (Includes Wedge And Receptacle Assem.) | 2 |
| 13***65 | Bumper | 1 |
| 17***32 | Radio Group; (Am/Fm-Cassette) | 1 |
228-1586 Seat Belt Gp -Adjustable, 2-In, Fixed Seat
| 22***86 | Seat Belt Group; -Adjustable, 2-In, Fixed Seat | 1 |
| 8S***34 | Locknut; (Flange) (7/16-20 Thd) | 1 |
| 8T***60 | Washer-Hard (For Use With 7/16 In Bolts) | 3 |
228-1588 Seat Belt Gp -Retractable, 3-In
| 0T***44 | Bolt (1.25" Long) | 1 |
| 22***88 | Seat Belt Group; -Retractable, 3-In | 1 |
| 8S***34 | Locknut; (Flange) (7/16-20 Thd) | 3 |
154-8002 Seat Belt Gp
| 15***02 | Seat Belt Group | 1 |
| 8S***34 | Locknut; (Flange) (7/16-20 Thd) | 2 |
| 8T***60 | Washer-Hard (For Use With 7/16 In Bolts) | 4 |
154-8001 Seat Belt Gp
| 15***01 | Seat Belt Group | 1 |
| 8S***34 | Locknut; (Flange) (7/16-20 Thd) | 1 |
| 8T***60 | Washer-Hard (For Use With 7/16 In Bolts) | 3 |
200-8080 Seat Belt Gp
| 0T***44 | Bolt (1.25" Long) | 1 |
| 20***80 | Seat Belt Group | 1 |
| 7X***07 | Washer-Hard; (12x22.5x5-mm Thk) | 1 |
200-8081 Seat Belt Gp
| 0T***44 | Bolt (1.25" Long) | 1 |
| 20***81 | Seat Belt Group | 1 |
| 7X***07 | Washer-Hard; (12x22.5x5-mm Thk) | 1 |
154-8003 Seat Belt Gp
| 15***03 | Seat Belt Group | 1 |
| 8S***34 | Locknut; (Flange) (7/16-20 Thd) | 2 |
| 8T***60 | Washer-Hard (For Use With 7/16 In Bolts) | 4 |
228-1596 Seat Belt Gp
| 0T***44 | Bolt (1.25" Long) | 1 |
| 22***96 | Seat Belt Group | 1 |
| 8S***34 | Locknut; (Flange) (7/16-20 Thd) | 3 |
154-8005 Seat Belt Gp
| 15***05 | Seat Belt Group | 1 |
| 8S***34 | Locknut; (Flange) (7/16-20 Thd) | 2 |
| 8T***60 | Washer-Hard (For Use With 7/16 In Bolts) | 4 |
228-1587 Seat Belt Gp -Adjustable, 2-In, Suspension
| 22***87 | Seat Belt Group; -Adjustable, 2-In, Suspension | 1 |
| 8S***34 | Locknut; (Flange) (7/16-20 Thd) | 2 |
| 8T***60 | Washer-Hard (For Use With 7/16 In Bolts) | 4 |
149-7333 Seat Gp
| 14***16 | Bracket | 2 |
| 14***33 | Seat Group | 1 |
| 15***25 | Seat Group | 1 |
150-4703 Seat Gp
| 14***17 | Seat Group | 1 |
| 15***03 | Seat Group | 1 |
| 8T***89 | Bolt (20mm Long) 0 Degrees); (L=20mm) {For 5br, 6cr} | 4 |
149-2362 Seat Gp
| 14***16 | Bracket | 2 |
| 14***62 | Seat Group | 1 |
| 15***09 | Kit-Cover; (Adjustable Seat) | 1 |
145-4244 Seat Gp -Suspension
| 14***44 | Seat Group; -Suspension | 1 |
| 14***33 | Seat Group | 1 |
| 8T***89 | Bolt (20mm Long) 0 Degrees); (L=20mm) {For 5br, 6cr} | 4 |
145-4245 Seat Gp -Static
| 14***45 | Seat Group; -Static | 1 |
| 14***62 | Seat Group | 1 |
| 8T***89 | Bolt (20mm Long) 0 Degrees); (L=20mm) {For 5br, 6cr} | 4 |
147-1117 Seat Gp
| 14***17 | Seat Group | 1 |
| 14***16 | Bracket | 2 |
| 15***09 | Kit-Cover; (Adjustable Seat) | 1 |
153-6625 Seat Gp
| 15***25 | Seat Group | 1 |
208-9062 Support Gp-Seat
| 12***78 | Locknut; (M6x1-Thd) | 4 |
| 13***52 | Shaft As | 2 |
| 13***65 | Bushing-Plastic | 4 |
151-7296 Support Gp-Seat
| 10***08 | Bumper; (Conical) | 2 |
| 13***52 | Shaft As | 2 |
| 14***58 | Plate As | 1 |
145-4250 Support Gp-Seat
| 10***56 | Plug; (Switch) | 3 |
| 14***50 | Support Group-Seat | 1 |
| 14***80 | Box-Console | 1 |
145-8894 Support Gp-Seat
| 10***56 | Plug; (Switch) | 2 |
| 14***94 | Support Group-Seat | 1 |
| 14***80 | Box-Console | 1 |
166-4945 Support Gp-Seat
| 10***08 | Bumper; (Conical) | 2 |
| 13***52 | Shaft As | 2 |
| 14***76 | Cylinder As-Gas | 2 |
151-7295 Support Gp-Seat
| 10***08 | Bumper; (Conical) | 1 |
| 13***52 | Shaft As | 2 |
| 14***58 | Plate As | 1 |
195-5841 Support Gp-Seat
| 12***78 | Locknut; (M6x1-Thd) | 2 |
| 13***52 | Shaft As | 2 |
| 13***65 | Bushing-Plastic | 4 |
150-9292 Tank Gp-Window Washer
| 15***92 | Tank Group-Window Washer | 1 |
| 15***00 | Pump As | 1 |
| 15***01 | Cap | 1 |
212-9334 Tank Gp-Window Washer
| 21***34 | Tank Group-Window Washer | 1 |
| 21***35 | Grommet; (Bottle) | 1 |
| 21***36 | Pump As | 1 |
146-6435 Washer Gp-Window
| 11***99 | Gasket; (Air Conditioner Control) | 1 |
| 12***36 | Connector | 1 |
| 14***35 | Washer Group-Window | 1 |
210-2354 Window Gp-Cab -Front
| 09***33 | Bolt-Socket Head; (M5x0.8x20-mm) | 2 |
| 13***85 | Rivet-Pop | 2 |
| 14***56 | Strip | 1 |
229-1453 Window Gp-Cab
| 14***87 | Cushion | 1 |
| 15***45 | Guide-Lh | 2 |
| 15***46 | Guide-Rh | 2 |
150-5986 Window Gp-Cab
| 14***87 | Cushion | 2 |
| 14***89 | Weatherstrip; (198-cm) | 0 |
| 15***86 | Window Group-Cab | 1 |
150-5985 Window Gp-Cab -Front
| 09***33 | Bolt-Socket Head; (M5x0.8x20-mm) | 2 |
| 13***70 | Seal; (326-cm) | 0 |
| 13***85 | Rivet-Pop | 2 |
146-6436 Wiper Gp-Window
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 13***94 | Nozzle As-Washer | 1 |
| 14***46 | Clip | 1 |
218-0188 Wiper Gp-Window
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 13***94 | Nozzle As-Washer | 1 |
| 14***95 | Hose; (650-cm Each) | 0 |
Power Train
209-6663 Drive Gp-Travel Motor & Final
| 20***63 | Drive Group-Travel Motor & Final | 1 |
| 20***69 | Kit-Seal | 1 |
| 27***12 | Plug | 2 |
145-4246 Motor & Mtg Gp-Travel
| 14***46 | Motor & Mtg Group-Travel | 1 |
| 20***63 | Drive Group-Travel Motor & Final | 2 |
| 8T***59 | Bolt; (Socket Head) (M10x1.5x25mm) | 16 |
144-0139 Power Train Ar
| 14***80 | Sprocket Group | 2 |
| 14***39 | Power Train Ar | 1 |
| 14***46 | Motor & Mtg Group-Travel | 1 |
140-3180 Sprocket Gp
| 10***84 | Bolt-Socket Head; (M10x1.5x25-mm) | 9 |
| 13***04 | Sprocket; (19-Teeth) | 1 |
| 14***80 | Sprocket Group | 1 |
Service Equipment And Supplies
185-2736 Film Gp
| 15***22 | Film; (Lh)(Cat) | 1 |
| 15***23 | Film; (Rh)(Cat) | 1 |
| 15***24 | Film-Identification; (Cat) | 1 |
185-2733 Film Gp
| 15***22 | Film; (Lh)(Cat) | 1 |
| 15***23 | Film; (Rh)(Cat) | 1 |
| 18***33 | Film Group | 1 |
185-2627 Film Gp -Cab
| 12***73 | Film-Identification; (Caterpillar) | 1 |
| 18***27 | Film Group; -Cab | 1 |
| 18***34 | Film; (301.6) | 1 |
185-2628 Film Gp -Cab
| 12***73 | Film-Identification; (Caterpillar) | 1 |
| 18***28 | Film Group; -Cab | 1 |
| 18***37 | Film; (301.8) | 1 |
185-3335 Film Gp -Canopy
| 18***37 | Film; (301.8) | 2 |
| 18***35 | Film Group; -Canopy | 1 |
| 22***03 | Film-Stripe; (Accent Red)(61-cm Each) | 0 |
185-3339 Film Gp -Canopy
| 12***73 | Film-Identification; (Caterpillar) | 1 |
| 18***39 | Film Group; -Canopy | 1 |
| 22***03 | Film-Stripe; (Accent Red)(61-cm Each) | 0 |
185-2623 Film Gp -Cab
| 12***73 | Film-Identification; (Caterpillar) | 1 |
| 15***25 | Film; (301.5) | 1 |
| 15***28 | Film-Stripe | 1 |
185-3333 Film Gp -Canopy
| 15***25 | Film; (301.5) | 2 |
| 18***33 | Film Group; -Canopy | 1 |
| 22***03 | Film-Stripe; (Accent Red)(61-cm Each) | 0 |
151-0934 Film Gp
| 15***34 | Film Group | 1 |
| 15***22 | Film; (Lh)(Cat) | 1 |
| 15***23 | Film; (Rh)(Cat) | 1 |
185-3334 Film Gp -Canopy
| 18***34 | Film; (301.6) | 2 |
| 18***34 | Film Group; -Canopy | 1 |
| 22***03 | Film-Stripe; (Accent Red)(61-cm Each) | 0 |
188-6170 Kit-Preventive Maintenance
| 14***33 | Filter Element-Oil; (Advanced Efficiency)(Hydraulic) | 1 |
| 15***40 | Filter Element-Engine Oil; (Engine) | 1 |
| 15***00 | Filter Element-Fuel; (Water Separator) | 1 |
188-6171 Kit-Preventive Maintenance
| 15***40 | Filter Element-Engine Oil; (Engine) | 1 |
| 15***00 | Filter Element-Fuel; (Water Separator) | 1 |
| 16***73 | Bottle Group-Fluid Sampling | 4 |
165-6099 Kit-Preventive Maintenance
| 15***40 | Filter Element-Engine Oil; (Engine) | 1 |
| 16***99 | Kit-Preventive Maintenance | 1 |
| 16***73 | Bottle Group-Fluid Sampling | 1 |
188-6172 Kit-Preventive Maintenance
| 15***00 | Filter Element-Fuel; (Water Separator) | 1 |
| 16***73 | Bottle Group-Fluid Sampling | 9 |
| 18***72 | Kit-Preventive Maintenance | 1 |
147-3285 Plate & Film Gp
| 12***40 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***85 | Plate & Film Group | 1 |
| 15***18 | Film-Warning; (Machine Operation)(Universal) | 1 |
259-2207 Plate & Film Gp -Hungarian
| 22***79 | Film-Warning; (Electrocution) | 1 |
| 22***12 | Film; (Warning) (Jump Start) (On Outside Of Battery Compartment Door) | 1 |
| 22***57 | Film; (Warning) (Hot Fluid) (Next To Radiator Fill Cap) (On Forward Face Of Hydraulic Tank Above Filler Neck) | 1 |
147-3284 Plate & Film Gp
| 12***43 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***84 | Plate & Film Group | 1 |
| 15***20 | Film-Warning; (Machine Operation)(Universal) | 1 |
259-2210 Plate & Film Gp -Polish
| 22***79 | Film-Warning; (Electrocution) | 1 |
| 22***12 | Film; (Warning) (Jump Start) (On Outside Of Battery Compartment Door) | 1 |
| 22***57 | Film; (Warning) (Hot Fluid) (Next To Radiator Fill Cap) (On Forward Face Of Hydraulic Tank Above Filler Neck) | 1 |
165-6298 Plate & Film Gp -Czech
| 16***98 | Plate & Film Group; -Czech | 1 |
| 22***79 | Film-Warning; (Electrocution) | 1 |
| 22***12 | Film; (Warning) (Jump Start) (On Outside Of Battery Compartment Door) | 1 |
147-3277 Plate & Film Gp -Dutch
| 12***44 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***77 | Plate & Film Group; -Dutch | 1 |
| 15***26 | Film-Warning; (Universal) | 1 |
151-0845 Plate & Film Gp
| 15***45 | Plate & Film Group | 1 |
259-2209 Plate & Film Gp -Slovenian
| 22***79 | Film-Warning; (Electrocution) | 1 |
| 22***12 | Film; (Warning) (Jump Start) (On Outside Of Battery Compartment Door) | 1 |
| 22***57 | Film; (Warning) (Hot Fluid) (Next To Radiator Fill Cap) (On Forward Face Of Hydraulic Tank Above Filler Neck) | 1 |
175-0286 Plate & Film Gp -Quick Coupler
| 15***96 | Film-Notice; (Lift Eye Location) | 2 |
| 15***36 | Film-Warning; (Read Operation Manual) | 2 |
| 17***86 | Plate & Film Group; -Quick Coupler | 1 |
147-3286 Plate & Film Gp
| 10***62 | Film-Warning; (Clearance) | 1 |
| 13***91 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***86 | Plate & Film Group | 1 |
147-3283 Plate & Film Gp
| 12***42 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***83 | Plate & Film Group | 1 |
| 15***22 | Film-Warning; (Universal) | 1 |
165-6299 Plate & Film Gp -Polish
| 15***82 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 16***99 | Plate & Film Group; -Polish | 1 |
| 17***46 | Film-Warning; (Clearance) | 1 |
190-9789 Plate & Film Gp -Norwegian
| 10***44 | Film-Warning; (Clearance) | 1 |
| 13***48 | Film-Warning; (Radiator Pressure) | 1 |
| 19***89 | Plate & Film Group; -Norwegian | 1 |
147-3269 Plate & Film Gp
| 13***58 | Film; (Identification) (On Radiator Filler Cap) (On Near Of Radiator Filler Cap) | 1 |
| 14***69 | Plate & Film Group | 1 |
| 15***76 | Film-Notice | 1 |
147-3281 Plate & Film Gp
| 12***41 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***81 | Plate & Film Group | 1 |
| 15***21 | Film-Warning; (Universal) | 1 |
147-3294 Plate & Film Gp
| 13***88 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***94 | Plate & Film Group | 1 |
| 15***27 | Film-Warning; (Universal) | 1 |
147-3276 Plate & Film Gp -Danish
| 12***46 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***76 | Plate & Film Group; -Danish | 1 |
| 15***23 | Film-Warning; (Universal) | 1 |
147-3282 Plate & Film Gp
| 12***45 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***82 | Plate & Film Group | 1 |
| 15***25 | Film-Warning; (Universal) | 1 |
147-3280 Plate & Film Gp
| 12***39 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***80 | Plate & Film Group | 1 |
| 15***16 | Film-Warning; (Machine Operation)(Universal) | 1 |
147-3278 Plate & Film Gp
| 12***06 | Film-Warning; (Next To Radiator Fill Cap) | 1 |
| 14***78 | Plate & Film Group | 1 |
| 15***37 | Film-Warning; (Read Omm, Qcplr, Radio, Ether) | 1 |
147-3279 Plate & Film Gp
| 10***45 | Film-Warning; (Clearance) | 1 |
| 13***90 | Film-Warning; (Hot Fluid Under Pressure) | 1 |
| 14***79 | Plate & Film Group | 1 |
259-2208 Plate & Film Gp -Slovakian
| 22***79 | Film-Warning; (Electrocution) | 1 |
| 22***12 | Film; (Warning) (Jump Start) (On Outside Of Battery Compartment Door) | 1 |
| 22***57 | Film; (Warning) (Hot Fluid) (Next To Radiator Fill Cap) (On Forward Face Of Hydraulic Tank Above Filler Neck) | 1 |
180-8217 Tool Gp-Hand
| 15***27 | Tool Group-Hand | 1 |
| 18***44 | Cable-Lock | 1 |
| 18***17 | Tool Group-Hand | 1 |
156-4201 Tool Gp-Hand
| 15***01 | Tool Group-Hand | 1 |
Undercarriage
139-6274 Adjustment Gp-Hydraulic Track
| 09***97 | Seal-O-Ring (Id=29.70mm) | 1 |
| 12***85 | Plate | 1 |
| 13***48 | Ring-Backup | 1 |
226-4053 Adjustment Gp-Hydraulic Track
| 09***97 | Seal-O-Ring (Id=29.70mm) | 3 |
| 12***85 | Plate | 1 |
| 13***48 | Ring-Backup | 1 |
187-3553 Frame & Bearing As-Sliding
| 18***53 | Frame & Bearing As-Sliding | 1 |
| 19***68 | Bushing | 2 |
187-7698 Frame Gp-Track Roller
| 12***97 | Bolt; (M20x2.5x260-mm) | 1 |
| 18***41 | Slide As | 2 |
| 18***40 | Carriage As | 1 |
187-7699 Frame Gp-Track Roller
| 12***97 | Bolt; (M20x2.5x260-mm) | 1 |
| 18***42 | Slide As | 2 |
| 18***39 | Carriage As | 1 |
188-6117 Frame Gp-Undercarriage
| 18***53 | Frame & Bearing As-Sliding | 1 |
| 18***98 | Frame Group-Track Roller | 1 |
| 18***99 | Frame Group-Track Roller | 1 |
140-3173 Frame Gp-Undercarriage
| 13***96 | Bracket | 2 |
| 13***97 | Cover | 1 |
| 13***00 | Cover | 2 |
185-4196 Frame Gp-Undercarriage
| 13***96 | Bracket | 2 |
| 17***02 | Cover | 2 |
| 18***96 | Frame Group-Undercarriage | 1 |
185-0584 Frame Gp-Undercarriage
| 13***96 | Bracket | 2 |
| 13***97 | Cover | 1 |
| 17***02 | Cover | 2 |
140-3176 Gear & Bearing Gp-Swing
| 13***03 | Enclosure-Grease | 1 |
| 14***76 | Gear & Bearing Group-Swing | 1 |
| 21***22 | Hose; Hose, 15 Meter, Bearing As-Swing | 1 |
179-2098 Guard Gp-Track Guide
| 17***98 | Guard Group-Track Guide | 1 |
| 17***46 | Guide | 2 |
| 17***47 | Guide | 2 |
160-9560 Guard Gp-Track Guide
| 16***60 | Guard Group-Track Guide | 1 |
| 17***46 | Guide | 2 |
| 17***47 | Guide | 2 |
231-6511 Idler Gp-Front
| 13***71 | Support-Rh | 1 |
| 13***72 | Support-Lh | 1 |
| 14***94 | Bolt; (M8x1.25x55-mm) | 2 |
231-6512 Idler Gp-Front
| 13***71 | Support-Rh | 1 |
| 13***72 | Support-Lh | 1 |
| 14***94 | Bolt; (M8x1.25x55-mm) | 2 |
230-7233 Idler Gp-Front
| 23***32 | Spring Group-Recoil | 1 |
| 23***33 | Idler Group-Front | 1 |
| 23***11 | Idler Group-Front | 2 |
144-6797 Idler Gp-Front -Lh
| 13***71 | Support-Rh | 1 |
| 13***72 | Support-Lh | 1 |
| 13***74 | Adjustment Group-Hydraulic Track | 1 |
144-6799 Idler Gp-Front
| 13***70 | Shaft | 1 |
| 13***64 | Seal | 2 |
| 14***99 | Idler Group-Front | 1 |
144-6798 Idler Gp-Front -Rh
| 13***71 | Support-Rh | 1 |
| 13***72 | Support-Lh | 1 |
| 13***74 | Adjustment Group-Hydraulic Track | 1 |
153-6030 Idler Gp-Front
| 14***97 | Idler Group-Front; -Lh | 1 |
| 14***98 | Idler Group-Front; -Rh | 1 |
| 15***30 | Idler Group-Front | 1 |
226-4049 Idler Gp-Front
| 13***70 | Shaft | 1 |
| 13***64 | Seal | 2 |
| 1B***67 | Ball Bearing | 2 |
140-3175 Roller Gp-Track
| 13***61 | Roller As-Track | 1 |
| 14***75 | Roller Group-Track | 1 |
| 8T***92 | Capscrew; (Hex Hd) (M12 X 1.75 X 25, Gr10.9, Z) | 2 |
234-9092 Roller Gp-Track-Center Flange
| 08***93 | Plug; (1/8"Thd) | 1 |
| 09***96 | Ball Bearing | 2 |
| 13***61 | Roller As-Track | 2 |
230-7232 Spring Gp-Recoil
| 13***47 | Nut; (M20x1.5-Thd) | 1 |
| 13***62 | Rod | 1 |
| 13***65 | Guide | 1 |
205-5068 Spring Gp-Recoil
| 13***47 | Nut; (M20x1.5-Thd) | 1 |
| 13***62 | Rod | 1 |
| 13***65 | Guide | 1 |
149-1306 Track Gp -Steel
| 13***23 | Shoe-Track | 1 |
| 13***25 | Link-Track; (Rh) | 1 |
| 13***26 | Link-Track; (Lh) | 1 |
139-4226 Track Gp -Steel
| 13***26 | Track Group; -Steel | 1 |
| 13***89 | Guard | 2 |
| 13***90 | Guard | 2 |
186-4081 Track Gp -Rubber
| 18***81 | Track Group; -Rubber | 1 |
| 23***69 | Track As | 2 |
147-7781 Track Gp -Rubber
| 14***81 | Track Group; -Rubber | 1 |
| 23***68 | Track As | 2 |
186-4082 Track Gp -Steel
| 14***06 | Track Group; -Steel | 2 |
| 17***06 | Guide; (Lh Outer/Rh Inner) | 2 |
| 17***07 | Guide; (Lh Outer/Rh Inner) | 2 |
139-5022 Track Gp
| 13***22 | Track Group | 1 |
| 13***23 | Shoe-Track | 1 |
| 13***25 | Link-Track; (Rh) | 1 |
179-2705 Track Gp -Steel
| 13***22 | Track Group | 2 |
| 17***05 | Track Group; -Steel | 1 |
| 17***06 | Guide; (Lh Outer/Rh Inner) | 2 |
185-4730 Undercarriage Ar
| 14***75 | Roller Group-Track | 6 |
| 14***76 | Gear & Bearing Group-Swing | 1 |
| 15***30 | Idler Group-Front | 1 |
186-4310 Undercarriage Ar
| 14***75 | Roller Group-Track | 6 |
| 14***76 | Gear & Bearing Group-Swing | 1 |
| 15***30 | Idler Group-Front | 1 |
144-0138 Undercarriage Ar
| 14***73 | Frame Group-Undercarriage | 1 |
| 14***75 | Roller Group-Track | 6 |
| 14***76 | Gear & Bearing Group-Swing | 1 |
Work Tools
186-4315 Blade & Mounting Gp
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 4 |
| 13***55 | Spacer; (10x20x7-mm Thk) | 4 |
| 13***77 | Bushing | 2 |
224-9285 Blade & Mounting Gp
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 3 |
| 13***55 | Spacer; (10x20x7-mm Thk) | 3 |
| 13***93 | Cover | 1 |
150-4826 Blade & Mounting Gp
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 4 |
| 13***55 | Spacer; (10x20x7-mm Thk) | 4 |
| 13***77 | Bushing | 2 |
224-9284 Blade & Mounting Gp
| 11***17 | Washer; (10.5x30x2.5-mm Thk) | 3 |
| 13***55 | Spacer; (10x20x7-mm Thk) | 3 |
| 13***93 | Cover | 1 |
144-0146 Blade Ar
| 14***46 | Blade Ar | 1 |
| 14***92 | Cylinder Group-Blade | 1 |
| 15***31 | Control Group-Blade | 1 |
186-4314 Blade Ar
| 15***31 | Control Group-Blade | 1 |
| 18***14 | Blade Ar | 1 |
| 22***85 | Blade & Mounting Group | 1 |
231-8564 Bucket Ar-General Purpose
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 16***89 | Tack-Fastener | 4 |
| 23***64 | Bucket Ar-General Purpose | 1 |
147-1023 Bucket Ar-General Purpose
| 14***23 | Bucket Ar-General Purpose | 1 |
| 14***32 | Tooth Group-Uni | 4 |
147-1018 Bucket Ar-General Purpose
| 14***18 | Bucket Ar-General Purpose | 1 |
| 14***32 | Tooth Group-Uni | 3 |
147-1014 Bucket Ar-General Purpose
| 14***14 | Bucket Ar-General Purpose | 1 |
| 14***32 | Tooth Group-Uni | 3 |
231-8571 Bucket Ar-General Purpose
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 16***89 | Tack-Fastener | 4 |
| 23***71 | Bucket Ar-General Purpose | 1 |
147-1020 Bucket Ar-General Purpose
| 14***20 | Bucket Ar-General Purpose | 1 |
| 14***32 | Tooth Group-Uni | 3 |
147-1026 Bucket Ar-General Purpose
| 14***26 | Bucket Ar-General Purpose | 1 |
| 14***32 | Tooth Group-Uni | 4 |
190-7387 Bucket Ar-General Purpose
| 14***32 | Tooth Group-Uni | 3 |
| 19***87 | Bucket Ar-General Purpose | 1 |
244-3073 Bucket Ar-Tiltable
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 16***89 | Tack-Fastener | 4 |
| 24***46 | Pin | 2 |
244-3080 Bucket Ar-Tiltable
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 16***89 | Tack-Fastener | 4 |
| 24***46 | Pin | 2 |
147-1031 Bucket As-Ditch Cleaning
| 14***31 | Bucket As-Ditch Cleaning | 1 |
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 16***89 | Tack-Fastener | 4 |
147-1029 Bucket As-Ditch Cleaning
| 14***29 | Bucket As-Ditch Cleaning | 1 |
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 16***89 | Tack-Fastener | 4 |
237-2665 Bucket As-Ditch Cleaning
| 23***65 | Bucket As-Ditch Cleaning | 1 |
147-1017 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 14***17 | Bucket As-General Purpose | 1 |
191-7198 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
191-7200 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
190-7388 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 19***88 | Bucket As-General Purpose | 1 |
191-7197 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
147-1015 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 14***15 | Bucket As-General Purpose | 1 |
191-7199 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
147-1027 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 14***27 | Bucket As-General Purpose | 1 |
147-1024 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 14***24 | Bucket As-General Purpose | 1 |
191-7224 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
147-1021 Bucket As-General Purpose
| 13***78 | Sidecutter-Lh | 1 |
| 13***79 | Sidecutter-Rh | 1 |
| 14***21 | Bucket As-General Purpose | 1 |
207-8912 Bucket Gp
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 19***06 | Tip-Long | 3 |
| 19***07 | Pin-Tip | 3 |
207-8915 Bucket Gp
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 16***30 | Plate-Identification; (Cat) | 2 |
| 19***06 | Tip-Long | 4 |
207-8913 Bucket Gp
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 19***06 | Tip-Long | 3 |
| 19***07 | Pin-Tip | 3 |
207-8914 Bucket Gp
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 19***06 | Tip-Long | 4 |
| 19***07 | Pin-Tip | 4 |
207-8911 Bucket Gp
| 15***04 | Plate-Instruction; (Bucket Specifications) | 1 |
| 19***06 | Tip-Long | 3 |
| 19***07 | Pin-Tip | 3 |
187-8801 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 6 |
| 18***01 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 3 |
187-8809 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 8 |
| 18***09 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 4 |
187-8802 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 6 |
| 18***02 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 3 |
187-8804 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 8 |
| 18***04 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 4 |
187-8803 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 8 |
| 18***03 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 4 |
187-8805 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 4 |
| 18***05 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 2 |
187-8810 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 10 |
| 18***10 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 5 |
187-8808 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 8 |
| 18***08 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 4 |
187-8806 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 6 |
| 18***06 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 3 |
187-8807 Bucket Gp-Excavation
| 14***93 | Bolt; (M12x1.75x40-mm) | 6 |
| 18***07 | Bucket Group-Excavation | 1 |
| 23***99 | Tooth | 3 |
172-1155 Coupler Ar-Quick
| 17***55 | Coupler Ar-Quick; -Mechanical | 1 |
| 17***43 | Lock Group-Quick Coupler; -Mechanical | 1 |
| 17***86 | Plate & Film Group; -Quick Coupler | 1 |
240-4044 Coupler Gp-Quick
| 09***28 | Fitting-Grease | 1 |
| 09***37 | Pin; (Spring) | 2 |
| 24***44 | Coupler Group-Quick | 1 |
179-4617 Coupler Gp-Quick
| 15***96 | Pin As | 1 |
| 16***73 | Shim; (0.3-mm Thk) | 4 |
| 16***98 | Lock Group-Pin; -Lh | 1 |
152-8748 Coupler Gp-Quick
| 15***48 | Coupler Group-Quick | 1 |
| 16***45 | Pin | 2 |
| 17***30 | Shim; (1-mm Thk) | 4 |
233-2951 Coupler Gp-Quick
| 16***45 | Pin | 2 |
| 17***30 | Shim; (1-mm Thk) | 4 |
| 17***31 | Shim; (0.5-mm Thk) | 4 |
240-4043 Coupler Gp-Quick
| 16***45 | Pin | 2 |
| 24***43 | Coupler Group-Quick | 1 |
| 24***44 | Coupler Group-Quick | 1 |
233-2950 Coupler Gp-Quick
| 15***96 | Pin As | 1 |
| 16***73 | Shim; (0.3-mm Thk) | 4 |
| 23***50 | Coupler Group-Quick | 1 |
169-1398 Lock Gp-Pin -Lh
| 09***81 | Pin-Spring | 1 |
| 15***34 | Pin | 1 |
| 15***95 | Knob | 1 |
246-0149 Lock Gp-Pin -Quick Coupler
| 09***81 | Pin-Spring | 1 |
| 20***82 | Knob | 1 |
| 21***42 | Seal-O-Ring | 2 |
169-1399 Lock Gp-Pin -Lh
| 09***81 | Pin-Spring | 1 |
| 15***34 | Pin | 1 |
| 15***95 | Knob | 1 |
172-8743 Lock Gp-Quick Coupler -Mechanical
| 17***43 | Lock Group-Quick Coupler; -Mechanical | 1 |
| 17***23 | Wedge | 1 |
| 17***24 | Spindle | 1 |
154-2672 Mounting Gp-Bucket
| 15***72 | Mounting Group-Bucket | 1 |
| 23***90 | Pin As | 2 |
| 3B***47 | Pin-Cotter; (Cotter) | 2 |
237-4260 Pin & Follower Gp-Coupler
| 23***60 | Pin & Follower Group-Coupler | 1 |
| 24***49 | Lock Group-Pin; -Quick Coupler | 1 |
233-2885 Tooth Gp
| 14***93 | Bolt; (M12x1.75x40-mm) | 2 |
| 23***99 | Tooth | 1 |
| 23***85 | Tooth Group | 1 |
147-1032 Tooth Gp-Uni
| 13***80 | Tooth-Uni | 1 |
| 14***32 | Tooth Group-Uni | 1 |
| 8T***83 | Bolt (M12x1.75x40mm); (M12x1.75x40-mm) | 2 |
301.5 serial number reference
The PIN plate on the 301.5 is riveted to the machine frame - commonly near the front of the machine below the canopy/cab, though some references place it on the frame rail/right side near the cab, so check both spots. Read the prefix as the 3-character alphanumeric block: on 8-character pre-2001 serials it is the leading 3 characters (e.g. 3YW, BDH, BFA); on 2001-and-later 17-character PINs the same 3-character prefix sits just ahead of the trailing 5-digit sequence number, with prefix+sequence together forming the last 8 characters of the PIN.
| Prefix | Identifies | Notes |
|---|---|---|
| 3YW | 301.5 mini hydraulic excavator, original/first-generation platform (production run shared with 301.6/301.8 siblings) | Runs 3YW00001-up. Same factory parts/service manual family (covering the shared 301.5/301.6/301.8 body and undercarriage) as the BDH and BFA blocks below. Powered by the Cat 3003 naturally aspirated 3-cylinder diesel. Real-world 301.5 units in the field carry 3YW serials in this early range. Falls within the general 1998-2005 production span of the original 301.5; no long-undercarriage variant noted for this prefix - confirm exact year with dealer. |
| BDH | 301.5 mini hydraulic excavator, original/first-generation platform, later production batch than 3YW | Runs BDH00001-up. Grouped with 3YW and BFA in the same manual family and explicitly tied to 301.5 fitment on attachment/coupler compatibility listings. Same Cat 3003 3-cylinder diesel as the rest of this generation. Order relative to 3YW/BFA not clearly chronological in sources found - confirm exact year with dealer. |
| BFA | 301.5 mini hydraulic excavator, original/first-generation platform, another production batch of the same generation | Runs BFA00001-up. Grouped with 3YW and BDH in the same manual family (one factory parts manual number covers all three blocks) and explicitly tied to 301.5 fitment on attachment/coupler compatibility listings. Factory parts-catalog entries name the Cat 3003 engine directly for this block. Service literature for this block is dated later than the 3YW/BDH material, consistent with this being the latest of the three original-platform batches, but exact build years are not documented - confirm with dealer. |
| MNH | 301.5 mini hydraulic excavator, current/Next Generation platform, standard tail-swing with canopy or cab | Runs MNH00001-up. Prefix specific to the 301.5 in the Next Generation mini excavator lineup (each of 301.5/301.6/301.8 got its own distinct prefix this generation, unlike the shared prefixes of the older platform). Fitted with the Cat C1.1 3-cylinder diesel (Tier 4 Final / Stage V / Japan 2014). Real-world PINs and dealer documentation place production from 2019 into current models; machine is still in current production. Standard configuration only - no long-undercarriage or CR variant documented under this prefix (the current lineup's compact-radius models are separate 301.7 CR/302 CR machines, not a 301.5 CR). |
Frequently asked questions
What engine does the Cat 301.5 use?
The current-production Cat 301.5 runs the Cat C1.1 engine, a 1.1 L three-cylinder diesel rated at roughly 15.7 to 18.4 kW (about 21 to 25 hp) net, certified to Tier 4 Final, Stage V, and Japan 2014 emissions standards.
What is the operating weight of the Cat 301.5?
Operating weight runs roughly 1.58 to 1.77 t (about 3,480 to 3,900 lb), varying by configuration - fixed vs. expandable undercarriage and standard vs. long stick both shift the figure, so always confirm the exact build before comparing weights.
What replaced the Cat 301.5?
Nothing has replaced the current 301.5 - it remains in active production as Caterpillar's smallest canopy-only mini excavator. The name was reused once before: a 1998-2005 generation with a Cat 3003 engine and cab option came earlier, and today's C1.1-powered machine is a distinct design rather than a running update of that older model.
What 301.5 owners discuss
What is the most common hydraulic complaint reported by 301.5 owners?
Owners and techs consistently trace a sudden, total loss of hydraulic function, with the engine still running, to the hydraulic lockout/safety-lever circuit at the left console rather than to the pump or main control valve. The lockout lever cuts pilot pressure as a safety interlock; a worn or misaligned switch, a corroded connector under the console, or a stuck disable solenoid on the manifold block can make the system read locked even with the lever set correctly, killing every hydraulic function at once while the engine idles normally. Separate from that, ongoing hose and fitting weeps around the pump compartment and cylinder glands are the routine hydraulic complaint on higher-hour machines, generally down to age-hardened seals rather than a design fault. Check lever engagement, switch continuity, and connector condition before condemning a pump or valve. Have your dealer verify the lockout wiring and solenoid before replacing hydraulic components.
Why do some 301.5 units stall or run hot when working hard?
A recurring complaint is rpm drop or stalling, along with hydraulic temperature climbing toward redline, once two or more functions are worked together, such as travel plus swing or opposite track travel used to spin the machine around. The usual troubleshooting path: clean the radiator fins and confirm coolant condition, check the thermostat and drive belt, confirm the water pump is in good order, and rule out a restricted hydraulic oil cooler or a kinked cooler hose before suspecting the fuel system. In reported cases the stall shows up only under combined load, not at idle or on a single function, which points at cooling airflow and hydraulic backpressure rather than fuel delivery. A full cooling-system clean and flush, belt check, and fluid/filter service resolves most reported cases; if stalling continues after that, have the fuel system and pilot pressure checked by a dealer.
Does the 301.5 always use the same engine, or does that vary by series?
It varies by era and market, and mechanics recommend confirming the actual engine from the tag and serial number before ordering parts or planning work rather than trusting the model name alone. Current-production 301.5 units run the Cat C1.1, a naturally aspirated 3-cylinder diesel built to meet Tier 4 Final/Stage V without a particulate filter, diesel exhaust fluid, or SCR at this power rating, since engines under roughly 19 kW (25 hp) fall below the threshold that requires that aftertreatment. An earlier, unrelated 301.5 was built roughly 1998 to 2005 with the Cat 3003, also a naturally aspirated 3-cylinder diesel but an older design with its own parts and torque specs. A third case some buyers run into: parallel-imported 301.5CR units are mechanically rebadged Japanese-built mini excavators fitted with a Mitsubishi 3-cylinder diesel, a completely separate parts and service lineage from either Cat-branded engine. Treat these as three distinct engine families sharing one model name.
What undercarriage wear patterns show up on this class of mini excavator?
For mini excavators of this size and weight, the recurring wear points are: rubber track cracking or dry rot from age and UV exposure, sometimes appearing even at modest hours on machines stored outdoors; flat-spotting on rollers and idlers from tracks run too loose or too tight, so tension needs checking on a schedule rather than only when it looks slack; and mud or debris packed around rollers, idlers, and the sprocket/travel-motor joint, which is a well-known accelerant of seal and bearing wear if not cleared regularly. A face-type seal between the sprocket and the travel motor is a known weak point across this class: once mud packs in behind the sprocket, it can push the seal out of position and let gear oil weep out. None of this is unique to the 301.5, it is standard wear behavior across tracked mini excavators of similar size, and it is the first area experienced techs check on a used machine.
What causes a clunk or thud noise when the machine swings or changes direction?
Owners of this model have reported swing/rotating complaints traced to the swing bearing (also called the slew ring) or the swing gear mesh, not the swing motor, in most cases. A clunk that repeats at the same point in rotation points to bearing or gear tooth damage; a clunk specifically on direction change, felt through the turntable, points toward bearing end-play or wear at the house-to-track-frame joint rather than the motor. Because inadequate greasing is repeatedly cited as the top cause of pin, joint, and bearing wear on this class of machine, confirm the full swing bearing and pivot-pin grease schedule was actually followed before condemning the bearing or motor. If the noise persists after a proper regrease, or if the house-to-track-frame gap opens and closes noticeably during the swing, have a dealer check swing bearing bolt torque, end play, and gear backlash.
What electrical or sensor issues come up most often on the 301.5?
No-start conditions and erratic no-hydraulics complaints trace most often to basic electrical causes: weak or corroded battery connections, a bad ground, and safety-switch faults (seat switch, armrest lockout switch) rather than to the engine control module itself. Fuses and several key connectors sit under the seat on this machine, so moisture and dirt intrusion there is a recurring culprit behind intermittent no-start or hydraulics-won't-enable complaints. Because the lockout lever, seat-presence switch, and start-disable circuit all interlock with each other, a fault in any one can look like an unrelated failure, such as won't crank, cranks but won't run, or runs but no hydraulics. Work the interlock chain first, checking seat-switch continuity, lockout-switch continuity, and harness condition under the seat, before chasing the starter or control module. Have your dealer pull and confirm any active fault codes, and verify any repair to a safety-interlock circuit, before replacing electrical components.
What should a buyer check before purchasing a used Cat 301.5?
Confirm which generation and configuration is actually in front of you first: engine (older pre-2005 unit, current C1.1, or a Mitsubishi-engined parallel-import CR variant), and undercarriage type, since parts and service specs are not interchangeable across them and the model name alone will not tell you. Walk the full undercarriage for torn rubber, dry rot, roller and idler flat spots, and correct track tension. Work every pin joint (bucket, stick, boom, kingpost) for play, since inadequate greasing is the most common cause of pin and bushing wear. Rotate the house through a full turn listening for clunking or thudding, which points at swing bearing or gear wear. Run travel, swing, and boom functions together rather than one at a time, since several owner-reported stalling and overheating complaints only appear under combined load. Test the hydraulic lockout lever and confirm hydraulics engage and disengage cleanly with it, and check for corrosion or loose connectors under the seat given how often electrical faults trace back there. Ask for maintenance records rather than trusting the hour meter alone. Given how much resale value rides on undercarriage, bearing, and structural condition, have your dealer or an independent tech run a pre-purchase inspection before closing the deal.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
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