Caterpillar CB-34
Caterpillarpaving compactorvibratory compactor

Caterpillar CB-34

Maintenance schedule, common problems & OEM parts breakdown

The Cat CB-34 is a double-drum vibratory asphalt and utility compactor in the roughly 3.5-4.2 tonne (8,150-9,260 lb) class, built for trench backfill, shoulder work, and thin-lift asphalt rather than heavy soil compaction. The original CB34 and its wide-drum CB34 XW sibling ran from about 2007 to 2013-2014 with a Cat C2.2 diesel rated 34.1 kW (46 hp) gross. Caterpillar then redesigned the line as the CB34B, paired with a wide-drum CB36B, carrying the C2.2 up slightly to 36.4 kW (48.8 hp) on the CB34B and 36.6 kW (49.1 hp) on the CB36B. Both generations offered a standard narrow drum and a wide-drum (XW/36B) configuration on the same base chassis for wider single-pass coverage.

Across generations the core layout stayed the same: articulated frame, pod-style eccentric vibratory drums, and a C2.2 diesel, with the B-series bringing revised engine tuning, updated service access, and modest weight growth rather than a clean-sheet redesign. Caterpillar retired the CB34B/CB36B naming in 2021 when it shifted its utility compactor line to weight-based model numbers, with the CB4.0 and wider CB4.4 GC taking over the roughly 4-tonne slot. That makes the CB-34 family a legacy line today, but a common one: these machines remain everyday tools for utility contractors, municipalities, and rental fleets doing trench and residential paving work, and the parts base shared across Cat's small CB-series compactors keeps used units affordable to buy and straightforward to keep in service.

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 CB-34 specifications

Engine

Engine modelCat C2.2 diesel, 4-cylinder, liquid-cooled — common to the CB34, CB34 XW and CB34B/CB36B (wide-drum) generations
Displacement2.2 L (2,216 cc / 135 in³), 4 cylinders, 84 mm x 100 mm bore x stroke
Gross power — CB34 / CB34 XW34.1 kW (46 hp) at 2400 rpm (SAE J1995); rated torque approx. 143 N·m
Gross power — CB34B / CB36B36.4 kW (48.8 hp) on the Tier 4 Final rating, or 36.6 kW (49.1 hp) on the Tier 4 Interim / Stage IIIA-equivalent rating
Emissions tierCB34 / CB34 XW certified to EU Stage IIIA; CB34B / CB36B meets U.S. EPA Tier 4 Final, with an alternate rating equivalent to Tier 4 Interim / EU Stage IIIA — EU Stage IIIB does not apply to this power class

Weights

Operating weight — CB34 (base, with ROPS)3,940 kg (8,688 lb)
Operating weight — CB34 XW4,200 kg (9,259 lb)
Operating weight — CB34B (standard drum)3,700 kg (8,157 lb); 4,099 kg (9,036 lb) with ballast
Operating weight — CB36B / wide-drum CB34B variant3,803 kg (8,385 lb); 4,203 kg (9,267 lb) with ballast
Maximum (gross) weight — CB34B / CB36BCB34B: 3,913 kg (8,626 lb) standard, 4,313 kg (9,508 lb) with ballast. CB36B: 4,017 kg (8,856 lb) standard, 4,417 kg (9,738 lb) with ballast
Static linear load (ground-pressure equivalent)CB34B: 14.2 kg/cm (80 pli) standard, 15.8 kg/cm (89 pli) with ballast. CB36B: 13.6 kg/cm (76 pli) standard, 15.0 kg/cm (84 pli) with ballast. Base CB34 / CB34 XW: approx. 15–15.2 kg/cm (84–85 pli)

Dimensions

Transport lengthCB34 (base) and CB34 XW: 3.12 m (10.2 ft, 123 in). CB34B / CB36B: 2.859 m (113 in) — length dropped on the B-series redesign
Transport widthCB34 (base): 1.39 m (55 in). CB34 XW: 1.49 m (59 in). CB34B (standard drum): 1.4 m (55 in). CB36B (wide drum): 1.5 m (59 in)
Transport heightCB34 (base): 2.6 m (102 in). CB34 XW: 2.56 m (101 in). CB34B / CB36B: 1.93 m (76 in) with ROPS folded; 2.66 m (105 in) with ROPS raised, no canopy; 2.765 m (109 in) with canopy fitted
Wheelbase2,050 mm (81 in) — CB34B / CB36B series; not separately published for the base CB34/XW generation
Ground clearance / curb clearanceGround clearance 284 mm (11 in); curb clearance 520 mm (20 in) — CB34B / CB36B series
Drum diameter800 mm (32 in), consistent across the series
Drum widthStandard drum (CB34, CB34B): 1,300 mm (51 in). Wide drum (CB34 XW, CB36B): 1,400 mm (55 in)
Drum offset50 mm (2 in) — CB34B / CB36B series, for working close to curbs and obstacles
Drum shell thickness16 mm (0.6 in)

Performance

Travel speed (max)Approx. 12.5–13.5 km/h (7.8–8.4 mph), varies by series/generation
Turning radiusCB34 (base): approx. 4.3 m (14.1 ft) outside. CB34 XW: approx. 4.35 m (14.3 ft) outside. CB34B: approx. 2.96 m (116 in) measured to inside drum edge — figures are not directly comparable across sources since measurement method differs by series
Vibration frequencyCB34 (base): dual frequency, 61 Hz (3,660 vpm) / 69 Hz (4,140 vpm). CB34 XW: approx. 53 Hz. CB34B / CB36B: dual frequency, 55 Hz (3,300 vpm) / 48 Hz (2,880 vpm)
Vibration amplitudeCB34B / CB36B: 0.50 mm (0.020 in) nominal. Not separately published for the base CB34/XW generation
Centrifugal force per drumCB34B: high 33.9 kN (7,621 lbf), low 25.9 kN (5,823 lbf). CB36B: high 35.9 kN (8,071 lbf), low 27.4 kN (6,160 lbf). CB34 XW: approx. 29.5 kN (6,632 lbf)
GradeabilityNot published in available factory spec sheets for this compactor class

Service capacities (summary)

Fuel tankApprox. 90.8 L (24 US gal) — CB34B / CB34B-XW generation
Water spray tank308 L (81 gal) on CB34B / CB36B, rated for up to 10 hours of spraying before refill
Hydraulic system capacityNot published in available factory literature — check the service manual or dealer for this exact configuration
Engine oil capacityNot published in available factory literature; engine oil change interval is extended to 500 hours on the later series
Cooling system capacityNot published in available factory literature; the series uses a large integrated water/oil cooling package

Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.

CB-34 fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase (with filter)10.6 L (2.8 US gal / 11.2 US qt)Cat DEO-ULS (API CK-4) or Cat DEO (API CI-4/CI-4 PLUS), SAE 15W-40 for ambient -10°C to 50°C (14°F to 122°F); SAE 10W-30 for -18°C to 40°C (0°F to 104°F). For cold-soaked starts below -18°C (0°F), use Cat DEO-ULS SYN SAE 5W-40 or Cat DEO Cold Weather SAE 0W-40 down to -40°C (-40°F). The C2.2 engine on this machine is a pre-emissions-aftertreatment design, so either DEO or DEO-ULS families are acceptable; do not mix oil brands or types.
Cooling systemNot published in available literature for this machine — verify with dealer. The C2.2 engine uses an integrated water/oil cooling package (with a high-ambient cooling option for hot climates).Cat ELC (Extended Life Coolant) preferred, or Cat DEAC (Diesel Engine Antifreeze/Coolant) as the conventional alternative, mixed with water meeting minimum quality requirements. Minimum 30% glycol required, 50% glycol/water recommended for full freeze and boil protection (roughly -37°C/-34°F at 50% ethylene glycol). Cat ELC service interval runs up to 6 years/12,000 hours with a mid-life extender addition; Cat DEAC/conventional coolant requires periodic supplemental coolant additive top-up.
Fuel tank57 L (15.1 US gal)Distillate No. 2 diesel fuel meeting Cat's distillate diesel fuel specification (equivalent to ASTM D975 or EN 590); Low Sulfur or Ultra Low Sulfur diesel is acceptable and preferred where locally available. Biodiesel blends up to B20 are tolerated on this engine family, subject to fuel-quality guidance.
Hydraulic system and tank48 L (12.7 US gal) hydraulic fluid tankCat HYDO Advanced 10 (SAE 10W) for -20°C to 40°C (-4°F to 104°F); Cat HYDO Advanced 20 (SAE 20) for -5°C to 45°C (23°F to 113°F); Cat HYDO Advanced 30 (SAE 30) for 10°C to 50°C (50°F to 122°F). Cat Bio HYDO Advanced (ISO 46, biodegradable) covers -30°C to 45°C (-22°F to 113°F) where a bio-hydraulic fluid is specified. Cat TDTO grades, Cat DEO/DEO-ULS, Cat MTO and Cat TDTO-TMS are listed as acceptable alternates by climate. This reservoir also feeds the hydrostatic propel system (variable-displacement piston pump driving fixed-displacement drum/wheel motors), so no separate transmission fluid or capacity applies.
Vibratory drum / eccentric weight housing and final drive planetary drumNot published in available literature — factory-sealed, pod-style housings with oil-bath lubricated eccentric weight bearings; capacity is small and serviced as a full fluid change rather than a top-up. Service interval is extended to 3 years / 3,000 hours.Cat Synthetic Compactor Oil, a premium PAO synthetic gear oil of ISO viscosity grade 220 with no viscosity improver, for -20°C to 50°C (-4°F to 122°F). A full-synthetic commercial ISO 220 gear oil of equivalent viscosity index is an acceptable alternate; for extreme cold, a synthetic ISO 68 oil is specified down to about -47°C (-53°F). API GL-4 or GL-5 gear oils are explicitly not to be used in this compartment.
Grease (spec only)N/A — grease points, not a sumpCat Extreme Application Grease (NLGI 1 or 2) for high-severity compaction work in cold-to-moderate climates; Cat Prime Application Grease (NLGI 2) for medium-severity, moderate-temperature service; Cat Utility Grease (NLGI 2) for light-duty, low-severity use. These cover articulation/oscillating bearings, drum bearings, steering pins, control cables and the operator platform. Cat Extreme Application Grease-Arctic or -Desert variants are available for sustained extreme-cold or extreme-heat operation.

Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.

Caterpillar CB-34 maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil level and top off before starting.
  • Check coolant level in the recovery tank.
  • Drain water and sediment from the fuel/water separator.
  • Inspect drum water spray nozzles and clear any clogging.
  • Grease the articulation joint and oscillation pivot pins.
  • Walk around the machine and check for fluid leaks, loose fasteners, and scraper blade contact with the drum.
Every 250 h
  • Check and adjust engine drive belt tension.
  • Service or replace the engine air filter primary element.
  • Inspect and adjust the vibratory drum scraper blades for wear.
  • Check battery terminals, hold-downs, and charge condition.
  • Grease propel and steering cylinder pins.
  • Check drum support bearing play and listen for abnormal exciter noise.
Every 500 h
  • Change engine oil and filter.
  • Replace the primary and secondary fuel filter elements.
  • Check exciter (eccentric) housing oil level at the sight glass.
  • Inspect hydraulic hoses, fittings, and the drive motor for leaks.
  • Clean the radiator and oil cooler fins.
Every 1,000 h
  • Replace the hydraulic return filter element.
  • Replace the engine air filter secondary element.
  • Check coolant condition and additive concentration.
  • Inspect articulation and oscillation bearings for wear or play.
  • Check alternator, starter, and wiring harness condition.
Every 2,000 h
  • Check and adjust engine valve lash.
  • Have injectors tested and reset if fuel delivery is uneven.
  • Inspect the exciter drive coupling and vibration isolation mounts.
  • Inspect drum shells and welds for cracking or out-of-round wear.
  • Torque ROPS/FOPS and frame articulation mounting bolts.
Every 3,000 h
  • Change eccentric/exciter housing oil in both drums.
  • Change hydraulic oil and filter system-wide.
  • Pressure-test the propel pump and drive motor.
  • Rebuild or replace drum bearing and seal sets showing play.
Every 6,000 h
  • Replace coolant and flush the cooling system.
  • Overhaul or replace the vibratory pod assembly (exciter bearings, shaft, seals).
  • Inspect and rebuild articulation joint bushings and pins.
  • Have the C2.2 long block inspected for major overhaul (turbo, head, injectors).

Servicing the CB-34 beyond the schedule

Predictive Maintenance & Fluid Analysis

Sample the C2.2 engine oil and the eccentric/exciter housing oil that drives the vibratory drums on a set schedule - the pod-style exciter is sealed, and bearing wear shows up as metal in the sample long before vibration loss or noise is audible. Track hydraulic oil condition alongside drum bearing temperature; a rising trend usually points to a failing drum bearing or exciter seal rather than the pump. Log coolant condition on the C2.2's small radiator core, since scale buildup overheats fast during continuous trench-compaction duty.

Corrective & Common Repairs

Typical CB-34 repairs center on drum scraper wear, clogged water spray nozzles, and articulation/oscillation joint play from constant tight-radius turning in trenches. On the C2.2, expect fuel filter and injector fouling if the machine sits idle between paving seasons - drain the water separator before restart. Wide-drum XW and CB36B units see faster scraper and bearing wear per drum width, so inspect edges more often. Hydraulic propel drift or a loss of vibration usually traces to a worn drive pump or failed exciter bearing, not the engine.

Overhaul & Rebuild Points

A CB-34 overhaul centers on the drum assembly: exciter/eccentric weight bearings, shaft seals, and the isolation mounts that carry vibration to the frame wear out together and are normally rebuilt as a set. Pair that with a propel pump and drive motor inspection, since the same duty cycle that wears the exciter also loads the propel circuit. On the C2.2, a major overhaul means checking valve lash, injectors, and turbo condition before the block goes back into daily paving service. Frame and articulation bushings are the other recurring rebuild point.

Seasonal & Environment Servicing

Before winter storage, drain the water spray tank and lines completely - trapped water splits tanks and nozzles on a C2.2-powered CB-34 left outside. Bring coolant to full concentration for the expected low temperature and switch to a winter-grade fuel blend to keep the C2.2 fuel filter from gelling. In hot, dusty trench work, service the air filter and radiator fins more often than the standard interval, and check exciter housing oil for condensation contamination after long idle stretches between paving jobs.

CB-34 common service parts

Part numberPart
146-7472Filter Element As-AirCheck fitment →
146-7473Filter Element As-AirCheck fitment →
220-1523Filter As-Engine OilCheck fitment →
144-6691Filter-OilCheck fitment →
081-4172Filter Element-WaterCheck fitment →

Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.

CB-34 fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
SPN 110/FMI 0Engine coolant temperature above normal operating rangeLow coolant level, blocked radiator or debris screen, slipping/failed fan drive, stuck thermostat, or a faulty coolant temperature sensor or its wiringShut down safely, check coolant level and radiator screen for debris, confirm fan operation, then verify actual temperature with a manual gauge before condemning the sensor
SPN 100/FMI 1Engine oil pressure below normal operating rangeLow oil level, plugged oil filter, worn oil pump, or a faulty oil pressure sensor or wiring faultStop the engine immediately, check oil level and condition, and confirm true pressure with a mechanical gauge before replacing the sensor
SPN 111/FMI 1Engine coolant level lowExternal or internal coolant leak, low coolant fill, or a faulty level sensor in the surge tankInspect hoses, radiator and water pump for leaks, top off coolant to the correct level and mix ratio, then retest the level sensor circuit
SPN 190/FMI 2Engine speed/timing signal erratic, intermittent or incorrectContaminated or damaged crank/cam speed-timing sensor, incorrect sensor air gap, or a loose/corroded connectorInspect the sensor mounting and air gap, clean and reseat the connector, and replace the sensor if the erratic signal persists
SPN 168/FMI 1Battery/system voltage below normalFailing alternator, loose or corroded battery terminals, worn drive belt, or a weak batteryMeasure charging voltage at the battery with the engine running, inspect and clean terminals and grounds, then load-test the battery
SPN 639/FMI 9J1939 data link abnormal update rate between control modulesDamaged, corroded, or loose CAN data link wiring or connectors, or a poor chassis ground between the engine ECM and the display/instrument panelInspect the data link harness and connectors for corrosion or chafing, check ground connections, and reseat connectors before replacing modules
SPN 3251/FMI 0Diesel particulate filter (DPF) differential pressure above normal, indicating high soot loadExtended low-load or short-cycle operation preventing normal passive regeneration, a plugged or pinched differential-pressure sensing line, or a faulty pressure sensorAttempt a stationary parked regeneration; if it will not complete, inspect the DPF pressure sensing lines and sensor before considering DPF service
SPN 157/FMI 2Engine fuel injector metering rail pressure erratic or out of expected rangeRestricted fuel supply or plugged filter, air in the fuel system, or a faulty rail pressure sensor or pressure control valveCheck fuel supply pressure and filter condition, bleed air from the fuel system, and verify rail pressure sensor readings before replacing high-pressure components
SPN 2648/FMI 31Maintenance/service reminder indicator activeScheduled service interval has been reached; this is a reminder rather than a component faultPerform the due service per the maintenance schedule, then reset the maintenance indicator

Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.

CB-34 attachments & work tools

Drum width / compaction-width configuration

Standard drums are 1300 mm (51 in) wide by 800 mm (32 in) diameter. An extra-width (XW) drum configuration is offered on later CB34B production, widening compaction coverage to roughly 1400 mm (55 in). A factory drum-edge offset of about 50 mm improves control near curbs and obstacles while adding coverage.

Vibratory exciter / frequency-amplitude system

Dual-frequency vibratory exciter gives a high setting near 55 Hz (about 3,300 vpm) and a low setting near 48 Hz (about 2,800-2,880 vpm), with a single nominal high amplitude around 0.5 mm (0.02 in). Centrifugal force per drum varies by frequency setting, roughly 24-32 kN (5,400-7,100 lbf) class; treat exact force figures as varying by configuration/series.

Water spray / dust suppression system

Standard pressurized spray system runs constant or intermittent, fed from a single enclosed polyethylene tank of about 300-308 L (79-81 gal) with one fill point. Triple-stage filtration (tank, pre-pump, and at the nozzles) and a wind-protected spray bar are used, with a low-water-level indicator for the operator.

Drum scrapers

Spring-loaded scraper bars sit at the front and rear of each drum to keep the shell clean and spread spray water evenly, cutting water use. Scrapers mount on retractable hinges that pull back automatically for transport/roading to limit wear.

ROPS and canopy/cab operator protection

Operator protection is configurable as fixed ROPS, foldable ROPS, fixed canopy, or foldable canopy; the foldable canopy is designed to fit either the fixed or foldable ROPS frame. Selection is typically driven by jobsite headroom and transport height needs rather than a single fixed factory spec.

Operator seating options

Seating choices include a non-suspension seat, a sliding seat for reach adjustment, and a seat fitted with an operator-presence switch that ties into machine safety interlocks.

Steering, propulsion, and traction controls

Frame is center-articulated for steering, giving an inside-drum-edge turning radius on the order of 2.9-3.0 m (about 9.5-9.7 ft). Optional dual propel levers (one per side) and a traction-control function are offered for operator preference and low-traction surfaces.

Ballast / counterweight options

A factory ballast option is listed for this model line to add operating weight for firmer compaction or added stability; exact ballast mass and mounting method are not published in accessible factory literature and vary by configuration/series, so confirm with a dealer for the specific unit.

Engine and emissions configuration

The CB-34 line runs on the Cat C2.2 diesel, rated in the mid-40s hp (roughly 46 hp) on earlier units, offered in two engine calibrations to match different regional emissions rules (Tier 4 Final / Stage IIIA-IIIB type requirements depending on market). Engine choice is a market-driven factory configuration rather than a field-selectable option.

Telematics and electrical options

Product Link remote-monitoring capability and a battery disconnect switch are offered as factory options for fleet tracking and secure shutdown/storage.

Climate and fluid options

An anti-freeze system option is available for cold-climate operation, and a bio-hydraulic oil fill is offered as an environmentally-preferred alternative to standard hydraulic oil.

Aftermarket drum-shell conversion kits

Bolt-on pad-foot/sheepsfoot shell kits exist from third-party attachment suppliers to convert the smooth compaction drum for soil work, but these are aftermarket add-ons, not a Cat factory work tool for this asphalt/utility-class roller.

All CB-34 assemblies by section

Every catalogued assembly group for the Caterpillar CB-34. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Air Inlet And Exhaust System
308-1244 Air Cleaner Gp
26***16Muffler-Spark Arrestor1
30***44Air Cleaner Group1
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140-2469 Air Cleaner Gp
14***69Air Cleaner Group1
15***20Gasket1
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309-6724 Manifold Gp-Exhaust
14***53Bolt; (M14x1.5x30-mm)4
25***35Bracket-Muffler1
25***36Bracket-Muffler1
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315-5256 Manifold Gp-Exhaust
15***92Key-Woodruff1
15***38Bolt2
15***80Plate1
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255-4111 Muffler Ar
18***49Bracket1
25***62Screw; (M6x1x60-mm)2
25***11Muffler Ar1
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255-3970 Muffler Gp
24***05Ball Joint1
25***70Muffler Group1
31***15Bellows1
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Basic Engine
308-2307 Cover Gp-Front Housing
16***68Bolt; (M10x1.5x95-mm)2
30***74Holder1
30***75Seal-O-Ring3
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309-6722 Cover Gp-Valve Mechanism
15***39Gauze; (Crankcase Breather)1
15***62Bolt3
15***40Bolt2
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309-6713 Crankshaft Gp
15***02Dowel8
15***18Key1
15***81Cap As-Bearing1
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309-6712 Cylinder Block Gp
15***87Plug3
15***91Plug1
15***94Dowel2
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321-4061 Cylinder Head Gp
15***54Seal4
15***56Pin-Cotter8
15***57Cap8
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309-6715 Cylinder Head Gp
15***88Bolt14
15***89Bolt4
18***13Stud2
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315-5252 Drain Gp-Engine Oil
15***05Gear-Starter; (126-Teeth)1
15***06Bolt6
31***52Drain Group-Engine Oil1
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308-2291 Flywheel Gp
26***13Guard As1
30***91Flywheel Group1
5P***16Washer; (Hard) (8.8x20.5x2mm Thk)2
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255-3978 Guard Gp-Belt
13***62Bolt; (M10x1.5x30-mm)6
13***01Housing-Flywheel1
15***75Bolt10
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308-2290 Housing Gp-Flywheel
15***74Plate1
15***75Bolt3
30***90Housing Group-Flywheel, Name-Plate (Dutch)1
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311-9023 Housing Gp-Front
06***74Mounting3
14***53Bolt; (M14x1.5x30-mm)8
25***32Bracket As2
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339-3017 Kit-Front Gear
15***33Bolt31
15***35Seal-O-Ring1
15***38Bolt3
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309-6725 Lifting Gp-Engine
15***33Bolt31
15***35Seal-O-Ring1
15***38Bolt3
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255-3973 Mounting Gp-Engine
15***33Bolt31
15***35Seal-O-Ring1
15***38Bolt3
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308-2295 Pan Gp-Oil
15***67Rod As-Connecting4
15***69Bushing1
15***70Bolt2
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309-6714 Piston & Rod Gp
21***72V-Belt; (Water Pump)1
30***14Piston & Rod Group1
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308-2300 Pulley Gp-Crankshaft
15***87Screw-Adjustment8
15***90Nut8
15***35Seal-O-Ring1
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308-2294 Pulley Gp-Water Pump
15***61Bolt2
15***88Nut4
15***46Stud4
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308-2306 V-Belt Gp -Water Pump
15***33Seal; (Engine Oil Filler Cap)1
21***58Cap-Oil Filler; (Engine)1
28***93Seal; (Engine Oil Fill Cap)1
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309-6716 Valve Mechanism Gp
15***79Stud-Hollow1
30***16Valve Mechanism Group1
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293-2167 Valve Mechanism Gp
22***23Filter As-Engine Oil1
29***67Valve Mechanism Group1
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Braking System
278-1531 Lines Gp-Brake
13***89Clip; (Ladder)1
27***31Lines Group-Brake1
3S***93Strap-Cable-To Tie Harnesses Together3
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264-1909 Lines Gp-Brake
25***94Cylinder & Mtg Group-Steering1
25***75Lines Group-Steering1
25***76Valve Group-Relief; -Auxiliary Hydraulic1
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255-4033 Lines Gp-Brake
14***05Adapter Group1
14***09Adapter As2
14***36Adapter; (Straight) (-6 Orb X -6 Orfs)1
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Cooling System
308-2302 Connection Gp-Water
15***60Nut3
15***61Bolt4
15***17Plug1
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312-3687 Lines Gp-Coolant
06***86Connector1
14***19Connector As2
14***78Elbow, 90°,-6 Orb /-6 Orfs; (90°) (-6 Orbx-6orfs)1
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315-7813 Mounting Gp-Fan
12***88Kit-Seal; (Gear-Motor)0
25***75Shroud As-Radiator1
25***76Guard As-Fan1
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309-6721 Pump Gp-Water
14***72Filter Element As-Air; (Primary)(Primary)1
14***73Filter Element As-Air; (Secondary)(Inner)1
14***74Cover1
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310-2326 Radiator & Hyd Oil Cooler Gp
15***92Nut2
15***26Manifold-Exhaust1
15***27Gasket-Exhaust1
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310-2325 Radiator & Hyd Oil Cooler Gp
14***69Air Cleaner Group1
14***90Band-Mounting1
26***11Hose-Air1
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Electrical And Starting System
308-2305 Alternator Gp-Charging
25***81Battery & Wiring Group1
25***82Wiring Group-Engine1
25***83Wiring Group-Machine1
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255-3981 Battery & Wiring Gp
15***35Support-Plug1
15***76Nut2
15***77Washer2
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260-4545 Conversion Gp-Lighting
26***45Conversion Group-Lighting1
8T***37Screw; (Machine) (M4x0.7x12mm)2
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)1
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255-3946 Electrical Ar
17***24Lamp; (12-Volt, 55-Watt, Hid)(Warning Beacon Lamp)1
25***46Electrical Ar1
8T***37Screw; (Machine) (M4x0.7x12mm)2
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308-2311 Glow Plug Gp
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
10***05Lamp; (12-Volt, 5-Watt)(Registration Plate)1
18***35Pin-Connector; (16-Ga To 18-Ga)2
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9x-7779 Lamp Gp-Flood -Roading Lights
11***99Gasket; (Air Conditioner Control)1
25***48Switch As; (Working Lights)(Working Lights)1
3T***51Locknut; (M5x0.8-Thd)2
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9x-9484 Lamp Gp-Flood -Suspended
10***05Lamp; (12-Volt, 5-Watt)(Registration Plate)4
11***99Gasket; (Air Conditioner Control)1
11***50Lamp; (Front, Rh)(Running/Turn Signal)1
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151-2457 Lamp Gp-Head
10***04Kit-Receptacle; (4-Pin)(Start Switch)1
10***06Receptacle Kit; (Includes Wedge And Receptacle Assem.)1
11***18Clip1
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256-0042 Lamp Gp-Registration Plate
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
17***96Grommet1
25***42Lamp Group-Registration Plate1
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255-4105 Lighting Gp-Flood
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
15***78Support As-Light1
25***05Lighting Group-Flood1
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255-4103 Lighting Gp-Roading
15***88Support As1
25***03Lighting Group-Roading1
26***43Harness As-Lighting; (Beacon)1
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261-6055 Lighting Gp-Roading
23***73Relay-Time Delay1
26***55Lighting Group-Roading1
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261-0770 Lighting Gp-Warning
15***12Washer1
26***70Lighting Group-Warning1
31***37Lever-Control1
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255-4106 Lighting Gp-Warning Beacon -Without Rops
16***61Starting Motor Group-Electric1
25***06Lighting Group-Warning Beacon; -Without Rops1
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255-4104 Lighting Gp-Warning Beacon -With Rops
24***70Bushing1
24***71Solenoid; (Starting Motor)1
24***73Bushing1
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238-3235 Module Gp-Timer -Vibratory
23***35Module Group-Timer; -Vibratory1
33***30Starting Motor Group-Electric; -12-Volt1
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266-1424 Solenoid Gp -Hydraulic Fluid Flow
14***83Bolt; (M10x1.5x45-mm)(Starter Motor)2
26***24Solenoid Group; -Hydraulic Fluid Flow1
33***03Kit-Terminal1
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315-7817 Solenoid Gp-Shutoff
2H***22Lockwasher2
31***17Solenoid Group-Shutoff; -Fuel1
6F***45Nut-Full; (3/8-24-Thd)2
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333-5930 Starting Motor Gp-Electric -12-Volt
15***36Washer2
18***65Plug1
29***65Switch-Pressure; (Engine Oil)1
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308-2293 Starting Motor Gp-Electric
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
18***35Pin-Connector; (16-Ga To 18-Ga)2
30***93Block, Starting Motor Group-Electric1
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361-3491 Starting Motor Gp-Electric -12-Volt
34***00Switch-Temperature; (Coolant)1
36***91Starting Motor Group-Electric; -12-Volt1
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163-3361 Starting Motor Gp-Electric
16***61Starting Motor Group-Electric1
1M***19Bolt; (5/16-18x1.375-In)(5/16-18x1.375 In)1
1M***20Nut-Battery Terminal (5/16-18 Thd); (5/16-18-Thd)(5/16-18x1.375 In)1
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7n-0718 Switch Gp-Disconnect -Battery
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
11***18Clip1
18***35Pin-Connector; (16-Ga To 18-Ga)2
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263-8130 Switch Gp-Disconnect -Battery
09***66Washer; (Hard) (4.5x9x1mm Thk)6
10***96Timer; (Water Spray)1
11***87Start Switch Assembly; (Key)(Engine)1
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175-2344 Switch Gp-Magnetic
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)3
10***06Receptacle Kit; (Includes Wedge And Receptacle Assem.)1
11***18Clip1
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175-2345 Switch Gp-Magnetic
17***45Switch Group-Magnetic1
21***01Shim; (3-mm Thk)6
22***72Mount6
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117-9080 Switch Gp-Magnetic
11***80Switch Group-Magnetic; (Start Relay)1
25***93Harness As-Engine1
3B***05Washer,Lock Tube Assembly Mounting; Used On Engine P/N 5r6981
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315-7819 Switch Gp-Pressure -Engine Oil
21***01Shim; (3-mm Thk)6
22***72Mount6
26***15Plate-Drive1
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308-2317 Switch Gp-Temperature
25***33Lines Group-Brake1
25***39Lines Group-Propel1
25***51Pump & Mtg Group-Piston & Gear1
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255-4004 Warning Gp-Backup
25***04Warning Group-Backup1
25***51Pump & Mtg Group-Piston & Gear1
25***09Motor & Mtg Group-Propel1
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260-5116 Wiring Gp-Console
10***05Plate1
11***97Rod1
12***23Hose As1
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255-3982 Wiring Gp-Engine
10***05Plate1
11***97Rod1
14***20Hose As1
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255-3983 Wiring Gp-Machine
10***52Tee-Union1
11***97Rod1
12***23Hose As1
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Engine Arrangement
302-8138 Engine Ar
30***38Engine Ar1
30***90Housing Group-Flywheel, Name-Plate (Dutch)1
30***91Flywheel Group1
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308-1236 Installation Ar-Engine
25***70Muffler Group1
25***73Mounting Group-Engine1
25***78Guard Group-Belt1
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Frame And Body
255-3987 Frame Gp-Front
07***41Bar-Backup4
09***12Spring2
16***58Rod As-Scraper1
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255-3988 Frame Gp-Rear
1S***94Clip-R.H. Side Engine Support1
23***13Guard-Foot; (Rh)1
25***88Frame Group-Rear1
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168-4523 Guard Gp-Drum
10***88Hose As1
14***29Hose As1
14***13Reducer As.-Orfs1
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245-1035 Guard Gp-Drum
08***37Nut2
10***52Hose As1
10***15Hose Assembly1
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260-5212 Guard Gp-Lighting
10***88Hose As1
14***13Reducer As.-Orfs1
15***56Tee As1
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238-8476 Hitch Gp-Oscillating
09***41Washer; (Hard) (19x34x3 mm Thk)1
14***91Steering Wheel As1
14***18Connector As2
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255-3992 Hood Gp-Engine
08***30Washer2
08***11Plug; (Grease)2
14***74Elbow As2
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245-4007 Lifting Gp-Machine
15***49Hose As1
16***48Sleeve-Abrasion0
16***45Hose As1
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245-3188 Scraper Gp-Drum
05***33Ring1
05***34Bushing-Terminal1
05***43Cover1
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164-9857 Scraper Gp-Smooth Drum
16***57Scraper Group-Smooth Drum1
26***84Kit-Seal; (Hydraulic Steering Cylinder)1
6V***06Fitting-Grease1
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190-8451 Scraper Gp-Tire
14***91Filter-Oil; (Advanced Efficiency)1
19***51Scraper Group-Tire1
3J***07Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve1
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278-1670 Step Gp
14***05Adapter Group1
14***09Adapter As2
14***36Adapter; (Straight) (-6 Orb X -6 Orfs)1
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Fuel System
311-9025 Camshaft Gp
11***01Bowl As-Water Collection1
11***18Ring-Retaining1
11***19Nut1
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309-6676 Control Gp-Governor
15***75Connector2
16***45Sleeve-Abrasion; (62.25in)0
17***54Pump Group-Fuel Prm & Prim Filter; -Water Separator1
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305-7250 Control Gp-Governor
144-9962 Filter Gp-Water Sep & Fuel
14***62Filter Group-Water Sep & Fuel1
15***84Washer1
16***41Bolt1
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311-9024 Governor Gp
15***92Nut3
15***60Nut3
15***13Bolt2
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308-1246 Lines Gp-Fuel Filter
12***59Pump Group-Fuel Priming1
12***62Bladder1
14***62Filter Group-Water Sep & Fuel1
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315-7814 Pump & Mtg Gp-Fuel Transfer
09***43Packing1
16***19Seal1
22***55Tank Group-Fuel1
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311-9026 Pump Gp-Fuel Injection
16***24Elbow1
16***33Plug-Rubber1
22***53Tank-Fuel1
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176-9954 Pump Gp-Fuel Prm & Prim Filter
10***51Bolt; (M8x1.25x130-mm)1
15***92Nut1
15***84Washer1
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255-3990 Tank & Mtg Gp-Fuel
13***62Cable As-Battery; (Negative)1
17***15Strap; (Dual Clamp)2
25***90Tank & Mtg Group-Fuel1
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228-1655 Tank Gp-Fuel
22***55Tank Group-Fuel1
26***54Mirror Group-Rear View1
26***55Lighting Group-Roading1
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Hydraulic System
259-9697 Cylinder Gp-Hydraulic -Steering
25***97Cylinder Group-Hydraulic; -Steering1
29***03Kit-Seal1
29***04Kit-Seal1
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255-4077 Filter Gp-Oil -Hydraulic
11***49Fitting As; (Quick Disconnect)2
12***09Elbow1
14***09Adapter As1
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222-6420 Filter Gp-Oil -Hydraulic
22***20Filter Group-Oil; -Hydraulic1
29***01Kit-Seal1
29***02Kit-Seal1
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255-3963 Hydraulic Ar-Auxiliary
25***63Hydraulic Ar-Auxiliary1
28***31Kit-Seal; (Gear Pump)1
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316-0970 Lines Gp-Drain
24***53Kit-Valve Housing; (Propel Pump Relief)2
24***67Valve Group-Solenoid; (Parking Brake)1
24***68Kit-Relief Valve; (Propel Pump Charge Pressure)1
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255-4078 Lines Gp-Hydraulic Oil Cooler
24***53Kit-Valve Housing; (Propel Pump Relief)2
24***68Kit-Relief Valve; (Propel Pump Charge Pressure)1
24***84Cartridge Group-Valve; (Solenoid Valve)1
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255-4082 Lines Gp-Pilot
24***53Kit-Valve Housing; (Propel Pump Relief)2
24***68Kit-Relief Valve; (Propel Pump Charge Pressure)1
24***84Cartridge Group-Valve; (Solenoid Valve)1
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156-9037 Motor Gp-Gear
13***81Connector1
14***81Elbow Group2
15***33Union As1
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1g-4795 Motor Gp-Gear -Vibratory
08***14Breather; (Hydraulic Oil Tank)1
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
14***18Connector As2
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297-2982 Motor Gp-Piston
14***24Connector Group1
14***64Elbow, 90°,-8 Orb /-8 Orfs3
14***92Elbow; (-12 Orfs/-12 Orfs Swivel)2
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340-8627 Motor Gp-Piston -Propel
14***15Connector As1
14***16Connector Group1
14***27Connector Group1
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260-9840 Motor Gp-Piston -Propel
14***40Adapter; (Straight) (-8 Orb X -8 Orfs)2
14***64Elbow, 90°,-8 Orb /-8 Orfs3
16***63Elbow As.1
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255-4051 Pump & Mtg Gp-Piston & Gear
10***63Hose As1
14***27Connector Group1
14***92Elbow; (-12 Orfs/-12 Orfs Swivel)1
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277-3507 Pump Gp-Gear
14***74Elbow As2
14***33Tee As-Orfs; (1 1/16-12 Thd)2
26***44Valve Group-Control; -Hydraulic Oil1
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329-7349 Pump Gp-Piston
09***79Setscrew-Socket2
09***94Pin-Spring1
22***90Shaft Group-Drive1
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329-7369 Pump Gp-Piston
23***35Module Group-Timer; -Vibratory1
25***69Valve & Mtg Group-Control; -Vibratory1
25***72Lines Group-Vibratory1
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260-9095 Pump Gp-Piston
09***79Setscrew-Socket2
09***94Pin-Spring1
17***84Shaft As-Drive1
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255-3989 Tank Gp-Hydraulic
25***89Tank Group-Hydraulic1
25***70Valve & Mtg Group-Control; -Vibratory1
25***73Lines Group-Vibratory1
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255-4116 Valve & Lines Gp -Hydraulic Fluid Flow
23***35Module Group-Timer; -Vibratory1
25***69Valve & Mtg Group-Control; -Vibratory1
25***16Valve & Lines Group; -Hydraulic Fluid Flow1
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255-4070 Valve & Mtg Gp-Control -Vibratory
10***05Plate3
10***10Hose As1
11***50Clamp3
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255-4069 Valve & Mtg Gp-Control -Vibratory
10***05Plate5
10***10Hose As1
11***68Hose As1
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261-0857 Valve & Mtg Gp-Flow Divider
10***05Plate5
13***47Hose As-Orfs2
16***66Hose As1
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260-4644 Valve Gp-Control -Hydraulic Oil
14***26Adapter; (Straight) (-4 Orb X -4 Orfs)1
14***72Elbow Group2
15***37Motor Group-Gear; -Vibratory1
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255-3985 Valve Gp-Flow Divider -Hydraulic Fluid Flow
14***26Adapter; (Straight) (-4 Orb X -4 Orfs)1
14***72Elbow Group2
1G***95Motor Group-Gear; -Vibratory1
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334-3736 Valve Gp-Flow Divider
08***92Pin2
10***46Seal-Lip Type2
11***00Spacer; (41.5x46.5x5-mm Thk)1
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255-4076 Valve Gp-Relief -Auxiliary Hydraulic
25***76Valve Group-Relief; -Auxiliary Hydraulic1
32***49Pump Group-Piston1
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Lubrication System
308-2297 Filler Gp-Engine Oil
15***36Washer2
15***49Spring1
15***50Collar1
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308-2298 Filter Gp-Engine Oil
15***28Gasket-Cover; (Water Temperature Regulator)1
16***01Bolt2
29***96Cover-Housing1
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308-4735 Mounting Gp-Engine Oil Filter
26***08Hose; (Coolant)1
26***12Plate As1
28***01Plate1
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309-6717 Pump Gp-Engine Oil
15***40Bolt4
15***33Plate1
30***17Pump Group-Engine Oil1
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Machine Arrangement
305-7231 Chassis Ar
23***76Hitch Group-Oscillating1
24***88Scraper Group-Drum2
25***87Frame Group-Front1
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305-7230 Chassis Ar
16***57Scraper Group-Smooth Drum1
19***51Scraper Group-Tire1
23***76Hitch Group-Oscillating1
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305-7229 Chassis Ar
16***57Scraper Group-Smooth Drum2
23***76Hitch Group-Oscillating1
25***87Frame Group-Front1
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305-7226 General Ar
25***46Electrical Ar1
25***49Power Train Ar1
25***62Hydraulic Ar-Vibratory1
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305-7225 General Ar
25***46Electrical Ar1
25***47Power Train Ar1
25***61Hydraulic Ar-Vibratory1
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305-7254 General Ar
25***46Electrical Ar1
25***63Hydraulic Ar-Auxiliary1
25***10Power Train Ar1
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Operator Station
187-3888 Canopy Gp
11***26Mount4
18***88Canopy Group1
25***05Platform As1
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255-4079 Console Gp-Operator
08***37Nut2
11***75Valve-Needle1
13***99Hose As-Orfs1
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308-4667 Control Gp-Handle
07***27Screw-Drive; (No.12x12.7-mm)4
11***27Bolt; (M20x2.5x90-mm)2
21***05Film; (Warning) (No Weld/ No Drill) (Rearward Of Rh Cab Door)1
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308-4668 Control Gp-Joystick
16***97Washer4
19***75Washer; (26x40x2-mm Thk)2
19***24Pin2
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309-7492 Floor Mat Gp
15***25Seat Group1
17***30Kit-Adjuster; (Adjustable Seat)1
24***08Kit-Armrest; (Seat)1
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309-7283 Floor Mat Gp
08***14Edging; (.4-M Each)0
23***44Foam1
30***83Floor Mat Group1
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309-6657 Floor Mat Gp
11***27Bolt; (M20x2.5x90-mm)2
20***52Rops As1
21***05Film; (Warning) (No Weld/ No Drill) (Rearward Of Rh Cab Door)1
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309-7494 Floor Mat Gp
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
14***25Connector As.2
15***68Tee Group2
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230-2066 Guard Gp-Vandalism
14***25Connector As.2
15***68Tee Group2
23***66Guard Group-Vandalism1
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261-6054 Mirror Gp-Rear View
08***86Edging; (0.13-M Each)0
10***82Bolt-Socket Head; (M8x1.25x16-mm)4
10***29Seat Belt Group1
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230-7848 Module Gp-Display
22***30Seat Group-Adjustable; -Vinyl1
23***48Module Group-Display1
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305-7245 Operator Ar
11***99Gasket; (Air Conditioner Control)1
24***05Plug1
26***21Plate As-Instrument1
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255-4080 Platform Gp-Operator
22***13Film; (Warning) (Jump Start) (Inside Of Lh Battery Box Cover)1
22***05Film; (Warning) (Universal) (On Lh Post Inside Cab)1
22***56Film; (Warning) (Hot Fluid) (Underside Of Door To Radiator Fill)1
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260-1365 Pump Gp-Hand -Hydraulic Brake Fluid
13***58Film; (Identification) (On Radiator Filler Cap) (On Near Of Radiator Filler Cap)1
15***64Film; (Instruction) (Hydraulic Oil) (On Forward Of And Above The Hydraulic Tank Sight Gage On Tank Surface)1
15***97Film-Identification; (Water For Water Spray)1
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271-0125 Rops Gp
27***25Rops Group1
30***08Film-Identification; (Cat)(Cat,Rear)1
30***31Film-Identification; (Caterpillar)1
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278-7561 Rops Gp
27***61Rops Group1
30***08Film-Identification; (Cat)(Cat,Rear)1
30***31Film-Identification; (Caterpillar)1
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255-4121 Rops Gp
13***58Film; (Identification) (On Radiator Filler Cap) (On Near Of Radiator Filler Cap)1
15***87Film-Instruction; (Water Spray, Rear Drum)1
15***64Film; (Instruction) (Hydraulic Oil) (On Forward Of And Above The Hydraulic Tank Sight Gage On Tank Surface)1
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261-2486 Rops Gp
13***58Film; (Identification) (On Radiator Filler Cap) (On Near Of Radiator Filler Cap)1
15***64Film; (Instruction) (Hydraulic Oil) (On Forward Of And Above The Hydraulic Tank Sight Gage On Tank Surface)1
15***97Film-Identification; (Water For Water Spray)1
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262-5720 Seat Gp
16***30Film-Identification; (Biodegradable Hydraulic Oil)1
26***20Seat Group1
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244-8343 Seat Gp
22***13Film; (Warning) (Jump Start) (Inside Of Lh Battery Box Cover)1
22***05Film; (Warning) (Universal) (On Lh Post Inside Cab)1
22***56Film; (Warning) (Hot Fluid) (Underside Of Door To Radiator Fill)1
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228-7830 Seat Gp-Adjustable -Vinyl
08***84Bar1
09***24Bolt; (M12x1.75x80-mm)1
22***30Seat Group-Adjustable; -Vinyl1
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255-4084 Seat Gp-Adjustable
255-4100 Suspension Gp-Seat -Vinyl
261-1906 Tachometer Gp-Electric
Power Train
255-4101 Drum Gp-Compactor
14***25Connector As.1
14***28Connector Assem.4
14***36Adapter; (Straight) (-6 Orb X -6 Orfs)2
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255-4102 Drum Gp-Compactor -Extra Wide
14***15Connector As2
14***18Connector As1
14***36Adapter; (Straight) (-6 Orb X -6 Orfs)1
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305-7238 Hydraulic Ar-Propel
14***61Hub As-Coupling1
14***62Flange-Nylon1
25***45Adapter-Flywheel1
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305-7240 Hydraulic Ar-Propel
14***15Housing Group-Eccentric Weight1
19***50Tire Group2
21***27Support Group-Motor; -Vibratory1
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305-7239 Hydraulic Ar-Propel
14***15Housing Group-Eccentric Weight2
21***27Support Group-Motor; -Vibratory2
25***86Support Group-Motor; -Drum Propel2
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263-1911 Lines Gp-Propel
15***14Plate-Cover1
17***00Plate As-Vibratory1
1G***34Ball Bearing1
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264-1101 Lines Gp-Propel
15***14Plate-Cover1
25***40Support-Propel1
26***01Lines Group-Propel1
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255-4039 Lines Gp-Propel
24***86Support Group-Motor; -Vibratory2
25***72Housing Group-Eccentric Weight2
25***39Lines Group-Propel1
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260-1359 Lines Gp-Propel
15***14Plate-Cover1
17***00Plate As-Vibratory1
1G***34Ball Bearing1
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305-7243 Motor & Mtg Gp-Propel
14***31Rim1
15***44Wheel & Tire Group2
16***44Valve-Tire1
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255-4109 Motor & Mtg Gp-Propel
15***14Plate-Cover1
22***26Spacer1
25***09Motor & Mtg Group-Propel1
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255-4117 Mounting Gp-Pump
08***14Edging; (.4-M Each)0
16***80Rivet2
25***17Mounting Group-Pump1
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255-4110 Power Train Ar
16***22Cover-Drum4
16***85Clamp12
25***10Power Train Ar1
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255-3947 Power Train Ar
07***27Screw-Drive; (No.12x12.7-mm)2
19***52Seal; (47.1-cm Each)0
23***42Lockpin1
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255-3949 Power Train Ar
16***85Clamp6
19***85Cover-Drum2
25***49Power Train Ar1
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255-3986 Support Gp-Motor -Drum Propel
08***24Handle1
12***89Cable1
12***78Locknut; (M6x1-Thd)2
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245-3186 Support Gp-Motor -Vibratory
08***61Seal1
08***20Seal-Oil1
23***25Hitch1
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217-0527 Support Gp-Motor -Vibratory
21***27Support Group-Motor; -Vibratory1
26***15Grill As4
5C***90Nut; (M6x1-Thd)(Air Inlet Heater)8
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283-4561 Support Gp-Motor
09***12Spring4
16***58Rod As-Scraper2
16***61Support As-Lower2
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255-4061 Support Gp-Motor -Drum Propel
17***17Plate; (Lift)2
25***61Support Group-Motor; -Drum Propel1
8D***11Washer; (1.25x1.94x0.032-In Thk)4
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190-8450 Tire Gp
09***12Spring4
14***62Scraper As; (Single Flange)2
16***58Rod As-Scraper2
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Service Equipment And Supplies
Steering System
238-8495 Control Gp-Steering
10***62Hose As1
10***81Hose As1
23***95Control Group-Steering1
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255-3994 Cylinder & Mtg Gp-Steering
11***24Hose As2
11***27Hose As2
25***94Cylinder & Mtg Group-Steering1
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255-4075 Lines Gp-Steering
12***88Kit-Seal; (Gear-Motor)1
17***64Key-Square1
25***75Lines Group-Steering1
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188-9670 Pump Gp-Metering -Hmu
12***88Kit-Seal; (Gear-Motor)1
17***64Key-Square1
18***70Pump Group-Metering; -Hmu1
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Vibratory System
143-2815 Housing Gp-Eccentric Weight
14***15Housing Group-Eccentric Weight1
22***68Valve Group-Relief; (Hydraulic Pressure)1
22***69Valve Group-Solenoid; (Flow Control)1
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255-3972 Housing Gp-Eccentric Weight
22***68Valve Group-Relief; (Hydraulic Pressure)1
22***69Valve Group-Solenoid; (Flow Control)1
22***70Valve Group-Counterbalance1
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255-3961 Hydraulic Ar-Vibratory
08***92Pin2
10***46Seal-Lip Type2
11***00Spacer; (41.5x46.5x5-mm Thk)1
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266-2828 Hydraulic Ar-Vibratory
08***72Filter Element-Water; (Water Spray)5
08***86Cap; (Water Filler)1
14***39Cap; (Water Spray)6
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255-3962 Hydraulic Ar-Vibratory
08***72Filter Element-Water; (Water Spray)4
08***86Cap; (Water Filler)1
14***39Cap; (Water Spray)5
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255-4073 Lines Gp-Vibratory
00***10Tee; (Pipe)1
08***42Fitting; (End)2
15***86Hose; (0.06m)(2 Each)0
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278-1532 Lines Gp-Vibratory
00***10Tee; (Pipe)1
08***42Fitting; (End)2
12***90Valve1
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255-4072 Lines Gp-Vibratory
08***95Elbow2
25***72Lines Group-Vibratory1
27***51Spacer1
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266-2827 Motor & Mtg Gp-Vibratory
16***79Support-Mat4
16***00Mat-Water Distributor2
26***27Motor & Mtg Group-Vibratory1
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255-4074 Motor & Mtg Gp-Vibratory
14***52Support As2
16***79Support-Mat4
16***00Mat-Water Distributor2
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261-4709 Shaft Gp-Eccentric Weight
14***52Support As1
16***79Support-Mat2
16***00Mat-Water Distributor1
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278-1669 Valve Gp-Flushing
16***79Support-Mat2
16***00Mat-Water Distributor1
27***69Valve Group-Flushing1
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261-5599 Valve Gp-Vibratory
255-4582 Valve Gp-Vibratory
16***74Support2
16***79Support-Mat4
24***27Mat-Water Distributor2
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1g-7613 Weight Gp-Eccentric
1G***13Weight Group-Eccentric1
24***52Insert-Nylon1
24***53Insert-Nylon1
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Water System
260-5118 Bar Gp-Spray
25***06Bar Group-Spray2
25***09Tank Group-Water1
25***11Pump Group-Water Spray1
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255-4006 Bar Gp-Spray
25***06Bar Group-Spray3
25***09Tank Group-Water1
25***11Pump Group-Water Spray1
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308-9102 Filter Gp-Water
25***09Tank Group-Water1
25***11Pump Group-Water Spray1
25***15Lines Group-Water Spray1
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255-4016 Lines Gp-Water Spray
09***66Washer; (Hard) (4.5x9x1mm Thk)2
14***02Fitting; (Nylon)2
15***22Tube; (21.5-cm)0
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255-4015 Lines Gp-Water Spray
08***86Edging; (0.13-M Each)0
11***99Gasket; (Air Conditioner Control)1
14***98Insert-Nylon1
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247-1180 Mat & Mtg Gp-Water -Rubber
10***19Switch-Push Button; (Vibratory Select On/Off)1
24***80Mat & Mtg Group-Water; -Rubber1
30***64Control Group-Joystick; (Propel Speed, Vibratory)1
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169-3495 Mat & Mtg Gp-Water
16***95Mat & Mtg Group-Water1
24***13Kit-Seal; (Solenoid Valve)1
24***14Solenoid As; (Flow Control)1
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171-2292 Mat & Mtg Gp-Water
17***92Mat & Mtg Group-Water1
17***71Canopy1
18***48Plate; (Lh)1
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309-9501 Pump Gp-Diaphragm -Water Spray
10***82Bolt-Socket Head; (M8x1.25x16-mm)2
14***25Connector As.2
23***03Clamp-Block1
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255-4011 Pump Gp-Water Spray
13***85Rivet-Pop18
16***74Support2
24***26Mat-Water1
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309-1476 Spray Ar-Water
13***85Rivet-Pop18
14***53Mat-Water1
16***74Support2
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309-1477 Spray Ar-Water
16***79Support-Mat4
30***77Spray Ar-Water1
30***57Floor Mat Group2
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309-1475 Spray Ar-Water
13***85Rivet-Pop18
14***53Mat-Water1
16***74Support2
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255-4115 Spray Gp-Emulsion
22***04Cover1
24***28Spacer2
24***41Padlock Group; (1 On Fuel Tank Cap) (1 On Hydraulic Tank Cap) (1 On Grill Latch)1
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277-4436 Tank Gp-Water
24***10Ring1
24***15Lamp As; (12-Volt, 3-Watt)(Alternator)1
24***20Lamp As; (12-Volt, 1-Watt)10
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255-4009 Tank Gp-Water
13***82Arm-Mirror2
13***83Mirror-Convex2
25***82Plate2
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233-1490 Valve Gp-Solenoid -Hydraulic Lockout
23***66Guard Group-Vandalism1
23***90Valve Group-Solenoid; -Hydraulic Lockout1
23***95Control Group-Steering1
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CB-34 serial number reference

On CB-34/CB-34B rollers the PIN plate is riveted to the frame, typically near the articulation joint or under the operator's platform, with a duplicate sticker often on the ROPS/canopy post. The plate reads as a 3-character prefix followed by a running unit number (3B4, XB4, and 423 belong to the CB34B utility-compactor line; C34, T34, and H34 belong to the earlier base CB34 / CB34 XW line) - the prefix marks the build series, the digits after it are just the unit count, not a date code. Both generations use the Cat C2.2 engine, so engine family alone will not tell base CB34 from CB34B apart - read the full PIN off the plate and confirm the exact build and engine spec through the dealer, since more than one prefix covers each generation across its production run.

PrefixIdentifies
3B4CB34B utility compactor (double-drum, tandem vibratory), base/first-run PIN prefix
XB4CB34B utility compactor, later-run PIN prefix (running-change series)
423CB34B utility compactor, alternate PIN prefix
C34CB34 (base, non-B) tandem vibratory roller, smooth drum, OROPS canopy
T34CB34 XW tandem vibratory roller (extra-width configuration of the base CB34 line), smooth drum
H34CB34 (base, non-B) tandem vibratory roller, smooth drum, OROPS canopy

Frequently asked questions

What engine does the Caterpillar CB-34 use?

Every CB-34 generation runs a Cat C2.2 diesel. The original CB34 and wide-drum CB34 XW are rated 34.1 kW (46 hp) gross. The redesigned CB34B is rated 36.4 kW (48.8 hp), and its wide-drum sibling, the CB36B, is rated 36.6 kW (49.1 hp).

What is the operating weight of the Caterpillar CB-34?

Operating weight runs roughly 3,700-4,200 kg (8,150-9,260 lb) depending on series and drum width. The CB34B is about 3,700 kg (8,157 lb), the CB36B about 3,803 kg (8,385 lb), and the wide-drum CB34 XW runs closer to 4,200 kg (9,259 lb) with ROPS. Verify the exact figure against the machine's data plate, since it varies by configuration.

What replaced the Caterpillar CB-34?

Caterpillar retired the CB34B/CB36B naming in 2021 when it moved its utility compactor line to weight-based model numbers. The CB4.0 and the wider CB4.4 GC took over the roughly 4-tonne slot the CB34B/CB36B had occupied.

What CB-34 owners discuss

What do owners and techs actually say about the Cat C2.2 engine in the CB-34/CB-34B?
The C2.2 is the small displacement four-cylinder Cat uses across several compact machines, not a compactor-only design, and it shares roots with Perkins-derived architecture from that engine class. Field techs report head gasket failure as a known weak point on this engine family - it doesn't always show as an obvious external leak, so persistent coolant loss with no visible puddle, or oil showing milky/contaminated, points there before you replace hoses and hope. Fuel system complaints center on clogged filters and poor performance from contaminated or low-quality diesel rather than injector failure itself - keep the primary and secondary fuel filters on a tight interval and this mostly goes away. Hard starting in cold weather is a recurring complaint on C2.2-powered compact Cat equipment; check glow plug/intake heater function and battery condition first. None of this makes the engine unreliable in normal service, but it rewards disciplined cooling-system and fuel-filter maintenance more than some competitors' engines do.
How does the vibratory system and eccentric shaft bearing hold up over time?
Cat's factory service point for the eccentric weight shaft bearing on this compactor is 3 years or 3,000 hours - treat that as the scheduled inspection/change point, not a guarantee of life. Real-world experience across small vibratory rollers of this size class shows eccentric bearing wear (growling under the drum, play you can feel by hand, or vibration that cuts in and out) showing up well before the factory number on machines that run in wet, gritty, or poorly maintained conditions - some operators see symptoms in the 1,000-1,500 hour range under hard use. If a used or in-service machine has run past its bearing interval with no record of service, budget for inspection regardless of what the hour meter says.
What electrical or sensor issues come up most often on this class of Cat utility compactor?
Most "vibration won't engage" or "vibration works sometimes" complaints trace back to the vibratory switch wiring and its solenoid connector rather than the pump or motor itself - corrosion and chafed wiring near the drum/water-spray area are common culprits worth checking before condemning hydraulic components. On the ECM side, the standard Cat diagnostic convention applies: a steady 1 Hz flash on the status LED means normal operation, a fast ~10 Hz flash points to an ECM-level problem, and a flashing red status LED indicates a stored fault code - useful for a quick first read before pulling a laptop out. Because the spray-bar and connectors sit close to moving, wet components, connector corrosion is a recurring nuisance-fault source on this whole compactor family, not just this model.
The water spray system keeps acting up (weak spray, no spray from some nozzles) - is this normal?
Yes, and it's the single most common complaint across double-drum asphalt rollers in this size class, not something unique to a bad machine. The usual cause is a clogged nozzle or a clogged inline strainer/filter between the tank and pump, often from algae or debris that built up in a tank that sat with water in it. Flush the tank, clean the fill-cap screen, and clear the inline filter before assuming pump failure - most "pump is dead" complaints turn out to be a starved or blocked line.
Any known concerns with the articulation joint or steering on this machine?
The articulation/steering cylinder pins and bushings on small articulated compactors are a normal wear point, and looseness here shows up as steering lag, wander, or clunking through the joint - the same failure mode seen across Cat's compact articulated line generally. Because this affects steering control on a machine that operates near workers and traffic, don't run a unit with detectable play in the articulation joint or steering cylinder mounts. Have your dealer verify articulation joint and steering cylinder condition before returning the machine to service.
What about drum scraper bars and drum surface wear?
The spring-loaded scraper bar is there to keep asphalt from picking up on the drum face, and its most common failure mode is simply wearing down or losing spring tension over time, which lets material build up and telegraph onto the mat. This is a wear item, not a defect, expect to inspect and adjust or replace scraper bars as part of routine upkeep rather than treating buildup as a machine fault.
What should I check before buying a used CB-34?
Run the engine cold and watch for white exhaust smoke or slow coolant-level creep over a short warm-up, since head gasket issues on this engine family don't always announce themselves with a visible leak. Ask for fuel filter change history and check whether the vibratory eccentric shaft bearing has ever been serviced, given the factory 3-year/3,000-hour interval - if hours are well past that with no record, price in a bearing inspection. Cycle the vibratory system at every available frequency/amplitude setting and confirm it engages cleanly and consistently, since intermittent engagement usually means wiring/connector corrosion rather than a bigger problem. Flush and test the water spray system at every nozzle, this is the single most common nuisance fault on machines that sat idle. Feel for play in the articulation joint and steering cylinder pins while another person cycles the steering. Have your dealer verify the eccentric shaft bearing, steering/articulation components, and any head-gasket-adjacent coolant history before finalizing a purchase.

Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.

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