Komatsutruckselectric (830e)
Komatsu AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu AFE50-A/B (830E S/N A30544-A30549) is a rigid-frame mining dump truck belonging to the 830E series, designed for heavy-duty haulage in large-scale open-pit operations. Powered by a Cummins QSK60 diesel engine, this class of machine typically delivers 2500 hp gross power, with options for 2700 hp for improved gradeability. The operating weight for this class ranges approximately from 100,000 to 120,000 kg (220,000 to 265,000 lb), varying by configuration and payload capacity. Production of the 830E series spanned from the mid-2000s through the early 2010s, serving as the predecessor to the 830E-5. Configurations offered included standard and high-capacity bodies, with specific serial ranges like A30544-A30549 designated for specific mine sites such as St. Barbara.
Across the 830E generations, Komatsu introduced significant upgrades in powertrain efficiency, emissions compliance (moving from Tier 3 to Tier 4 Final/Stage IV), and electronic integration via KOMTRAX telematics. The AFE50-A/B series represents a mature phase of the 830E platform, featuring robust electric drive systems and Cummins MCRS engine management. In the used and parts market, these machines remain relevant due to their widespread deployment in major mining jurisdictions and the availability of remanufactured components. The specific serial range A30544-A30549 is often sought for its documented service history and specific body configurations suited to the St. Barbara mine environment, making it a key reference for fleet benchmarking and parts sourcing.
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.
Komatsu AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) specifications
Engine
| Engine model | Komatsu SDA16V160 |
| Engine power (gross) | 2500 hp (1864 kW) |
| Engine power (option) | 2700 hp (2014 kW) |
| Number of operating cycles | 4 |
| Truck fuel type | Diesel |
Weights
| Operating weight | the OEM part reference kg (the OEM part reference lb) |
| Gross vehicle weight | the OEM part reference kg (the OEM part reference lb) |
| Empty weight | the OEM part reference kg (the OEM part reference lb) |
| Body weight | 29830 kg (65776.3 lb) |
| Payload capacity | the OEM part reference kg (the OEM part reference lb) |
| Standard tire weight | 23016 kg (50752 lb) |
Dimensions
| Turning circle | 29.3 m (96.1 ft) |
| Rail depth minimum | 864 mm (34.02 in) |
| Rail width | 305 mm (12 in) |
| Side plate thickness front | 16 mm (0.63 in) |
| Side plate thickness rear | 16 mm (0.63 in) |
| Top bottom plate thickness | 32 mm (1.26 in) |
| Rim assembly | 813 x 1448 x 152 mm |
| Body capacity (heaped 2:1 SAE) | 158 m³ (206.7 yd³) |
Performance
| Maximum travel speed | 64.5 km/h (40.1 mph) |
| Electric dynamic retarder power | 3207 kW (4300 hp) max |
| Hoist time (power-up loaded) | 23 s |
| Hoist time (power-down) | 16 s |
| Max front stroke | 335 mm (13.19 in) |
| Max rear stroke | 279 mm (10.98 in) |
| Max rear axle oscillation | ±10.3 degrees |
| Transmission ratio | 32.22:1 |
Service capacities (summary)
| Hydraulic system | 1325 L (350.1 US gal) |
| Cooling system | 568 L (150.07 US gal) |
| Crankcase (engine oil) | 363 L (95.9 US gal) |
| Motor gear box (each) | 58 L (15.32 US gal) |
| Reservoir | 947 L (250.23 US gal) |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
Komatsu AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) beyond the schedule
Predictive Maintenance & Fluid Analysis
Utilize KOWA fluid analysis at every 500-hour interval to monitor wear metals (iron, copper, lead) and contaminants (silicon, sodium) in engine oil, hydraulic fluid, and coolant. Track ISO cleanliness levels in the hydraulic system to predict pump and valve failures. Use KOMTRAX telematics to monitor load frequency, fault codes, and DEF levels for proactive scheduling. Analyze coolant pH and SCA concentration to prevent scaling and corrosion in the cooling system. Early detection of fuel dilution or soot buildup in engine oil allows for timely oil changes before component wear accelerates.
Corrective & Common Repairs
Address frequent issues with the Cummins QSK60 engine, including injector nozzle coking and turbocharger bearing wear. Inspect and replace worn hydraulic return filters to prevent contamination of the main hydraulic circuit. Check brake pad wear on the wet disc brakes and replace as needed to maintain stopping power. Inspect tire condition and inflation regularly to prevent premature wear and heat buildup. Repair any hydraulic hose leaks or cracked seals promptly to maintain system pressure. Check and torque wheel nuts to specification to prevent hub damage.
Overhaul & Rebuild Points
Plan for major overhauls of the electric drive system components, including traction motors and rectifiers, based on hour meter readings and insulation resistance tests. Rebuild the Cummins QSK60 engine at recommended intervals, focusing on piston rings, cylinder liners, and valve guides. Inspect and replace final drive gears and bearings in the wheel hubs. Evaluate the condition of the swing bearing and slewing ring if applicable to auxiliary systems. Overhaul the transmission and torque converter during major powertrain rebuilds. Replace all seals and gaskets during major service intervals to prevent leaks.
Seasonal & Environment Servicing
In dusty environments, inspect and clean the air filter outer element more frequently and replace the inner element as indicated by the restriction indicator. Use super-coolant AF-NAC to protect against freezing and boiling in extreme temperatures. In cold climates, ensure DEF system heaters are functional and use appropriate grade fuel to prevent gelling. In hot climates, clean radiator and oil cooler fins daily to prevent overheating. Check battery electrolyte levels and terminals for corrosion, especially in humid or saline environments. Adjust tire pressure based on ambient temperature changes to maintain optimal ground contact and load capacity.
AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| BF4162 | Element - Fuel Filter | Fuel system service | Check fitment → |
| SM5084 | Decal, Cylinder Oil Filter | Lubrication service | Check fitment → |
| BF3914 | Element - Engine Oil Filter | Lubrication service | Check fitment → |
| VE7751 | Filter Cartridge Assembly (1)/(5) | Scheduled service item | Check fitment → |
| VE7777 | Pad, Filter | Scheduled service item | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| CA115 | Engine crankshaft speed sensor failure | Broken sensor, wiring issue, or connector corrosion | Replace the speed sensor and verify the voltage at the pin connector |
| CA441 | Battery voltage too low | Alternator failure, battery degradation, or loose connections | Replace the alternator or battery and check the voltage regulator |
| CA442 | Battery voltage too high | Alternator regulator failure or voltage spike | Replace the alternator or battery and check the voltage regulator |
| CA451 | Common rail pressure sensor feedback value too high | Malfunction in the rail sensor or actual overpressure condition | Diagnose the fuel rail pressure sensor or pump lines |
| CA452 | Common rail pressure sensor feedback value too low | Sensor failure or fuel supply restriction | Diagnose the fuel rail pressure sensor or pump lines |
| AA10NX | Air cleaner clogging | Dirty or blocked air filter element | Replace the air filter |
| AB00KE | Charge voltage low | Alternator malfunction or loose drive belt | Replace the alternator or tighten the belt |
| B@BCNS | Engine coolant overheating | Low coolant level, blocked radiator fins, or fan belt failure | Check radiator fins, fan belt, and coolant level |
| B@HANS | Hydraulic oil overheating | Contaminated hydraulic oil, clogged filter, or cooler fan issue | Change hydraulic filter and oil; check cooler fan |
| CA111 | Internal engine controller fault | ECM hardware failure or critical internal error | Replace or reprogram the ECM |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) attachments & work tools
Standard Haulage Bodies
The AFE50-A/B (830E) utilizes a rigid-frame body with a nominal capacity of 230 metric tonnes (253 short tons). Factory configurations for the St. Barbara serial range (A30544-A30549) specify a standard body volume of 136.5 m³ (178.7 yd³) for general material handling.
Heavy-Duty / Mining Bodies
Optional heavy-duty bodies for this class offer increased volume up to 143 m³ (187 yd³) to accommodate high-density ores. These configurations typically feature reinforced side plates and floor sections to withstand impact from large rock loads common in the St. Barbara mine environment.
Coupler / Mounting Systems
The truck chassis employs a fixed-frame pivot coupling system connecting the front frame to the rear frame. No quick-attach coupler is factory-installed for the body; the body is bolted to the rear frame pivot points and lift cylinders. The front frame includes fixed mounting points for the engine and radiator assembly.
Hydraulic Kit Requirements
Standard haulage bodies require no additional hydraulic kits beyond the factory-instilled lift and tilt circuits. Optional bodies with increased volume or heavy-duty configurations may require extended lift cylinder hoses or specific valve adjustments to maintain proper lift angles and clearance.
Factory Guarding / Protection Options
Factory options for the St. Barbara configuration include side guard plates, floor wear plates, and rear bumper protection. Additional guarding such as rock shields for the rear frame and engine compartment are available to mitigate damage from falling material in steep dump conditions.
All AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) assemblies by section
Every catalogued assembly group for the Komatsu AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Air System
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Air System : Air Governor Valve Assembly (Vw5504)
| C***0 | Nut - 1/4" - 20nc (1) - Qty 100 (2) | 1 |
| RK***82 | Note: (1) Included In Rk1182 Repair Kit | 0 |
| SH***21 | Plug, Pipe | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Air System : Air Purifier Assembly (Pb8119)
| SV***82 | Spring (1)/(4) | 1 |
| TG***01 | O-Ring (1)/(4) | 1 |
| VE***64 | Inlet, Closure | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Air System : Air System Piping & Installation
| C***0 | Nut - 1/4" - 20nc (1) - Qty 100 (2) | 1 |
| C***3 | Nut - 1/2" - 13nc (G5) | 5 |
| CC***07 | Lockwasher - 5/8" (Internal Tooth) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Air System : Air Tank Drain Valve Assembly (Pb4774)
| H***5 | Capscrew - 1/4" - 20nc X 3/4" (Socket Head) | 3 |
| R***6 | Reducer, Pipe | 1 |
| RK***99 | Note: (1) Included In Rk1899 Repair Kit | 0 |
Alternator Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Alternator Group : Alternator - 5gta26h1 (Pc0153)
| BF***40 | Block, Cable Clamp | 1 |
| BF***83 | Cable Assembly W/Jumper | 3 |
| BF***41 | Cable Clamp Block | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Alternator Group : Alternator - 5gta26h1 - 1 (Pc0153)
| BF***30 | Fan Housing, First Stage | 1 |
| BF***32 | Sensor, Thermistor - 100,000 Ohm | 1 |
| BF***31 | Panel, Ambient Air Temperature | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Alternator Group : Alternator - 5gta26h1 - 2 (Pc0153)
| BF***07 | Tape, Glass - 0.015" Thick, 1" Wide | 0 |
| BF***59 | Field Coil Assembly With Pole Piece | 8 |
| BF***05 | Tie Ring, Insulated - 15 1/2" Id | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Alternator Group : Alternator - 5gta26h1 - 3 (Pc0153)
| VE***25 | Bolt, Hex Head - 5/16"-18, 1 1/4" Long | 6 |
| VS***23 | Washer, Brass - 11/16" Od | 3 |
| VE***26 | Nut, Hex - 5/16"-18 | 6 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Alternator Group : Alternator - 5gta26h1 - 4 (Pc0153)
| VE***64 | Washer, Concave - 1/4" (Spring Steel) | 6 |
| VE***30 | Bolt, Hex Head - 1/4"-20, 3/4" Long | 6 |
| VE***27 | Connector - 1.000 To 1.187" Diameter Cable | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Alternator Group : Alternator - 5gta26h1 - 5 (Pc0153)
| VE***68 | Bus Ring, Insulated | 1 |
| VE***53 | Bracket, Insulated (2) | 7 |
| VE***87 | Connection Strap, Insulated - 81.75" Developed Length | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Alternator Group : Alternator - 5gta26h2 - 6 (Pc0153)
| BF***52 | Cable Marker (Marked T14) | 1 |
| BF***51 | Cable Marker (Marked T13) | 1 |
| BF***54 | Cable Marker (Marked T16) | 1 |
Body Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Body Group : Body & Body Pivot
| AK***22 | Note: (1) Included In Kit Ak3822 Body Pivot Pin Kit | 0 |
| C***2 | Lockwasher - 3/4" (For Shipping Only) | 16 |
| ED***69 | Pin, Body Pivot (1) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Body Group : Body Cable Sling Installation
| EF***76 | Ear, Cable Storage | 2 |
| EF***41 | Ear, Cable Mount | 1 |
| EB***68 | Cable, Sling Assm (1) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Body Group : Body Position Indicator
| DC***79 | Clamp, Indicator Hose | 1 |
| TB***18 | Plate W/ Hose Stem | 1 |
| WA***67 | Hose | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Body Group : Mud Flap Installation - 2
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 18 |
| C***3 | Capscrew - 3/8" - 16nc X 1-1/4" G5 (1) | 18 |
| TZ***42 | Flap, Mud | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Body Group : Mud Flap Installation - 5
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 24 |
| C***0 | Lockwasher, High Collar - 1/2" | 9 |
| C***3 | Capscrew - 3/8" - 16nc X 1-1/4" G5 (1) | 106 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Body Group : Rear Mud Flap Installation
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 12 |
| C***7 | Flat Washer - 3/8" (Attaches With #31 Undercab) | 4 |
| C***3 | Capscrew - 3/8" - 16nc X 1-1/4" G5 (1) | 14 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Body Group : Rock Ejectors Installation
| C***8 | Pin, Cotter - 5/16" X 3.00 | 2 |
| TY***06 | Arm, Rock Ejector (1) | 2 |
| TY***04 | Bracket | 2 |
Cab Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Air Conditioner Compressor & Instl
| C***3 | Capscrew - 3/8" - 16nc X 1-1/4" G5 (1) | 4 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 4 |
| ED***60 | Bracket, Adjusting - Front | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Air Conditioner Piping & Instl - 1
| 89***C1 | Spacer - 5/8" Dia | 1 |
| C***0 | Nut - 1/4" - 20nc (1) - Qty 100 (2) | 2 |
| C***4 | Capscrew - 3/8" - 16nc X 1 1/2" (Cab Mounting) (1) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Cab Assembly (Sm2948)
| 11***C1 | Capscrew | 2 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 3 |
| ED***12 | Seal, Strip | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Cab Assembly - 1 (Sm2948)
| MM***70 | Lockwasher - M8 (1) | 14 |
| MM***36 | Capscrew - M10 X 1.50 X 20 (Mounting) | 10 |
| MM***64 | Screw, Machine - M8 X 1.25 X 20 | 8 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Door Assm L.H. - Sm2748 R.H. - Sm2749
| 20***R1 | Trim (Bulk) - 19 Inches | 0 |
| 31***R1 | Capscrew - M6 X 16 | 2 |
| 31***R1 | Bolt, Hex. Flange Hd. - M6 | 15 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Heater Piping & Installation
| BF***27 | Harness, Wiring (1) | 1 |
| BF***19 | Cover, Electrical Box (1) | 1 |
| BF***20 | Heater, Control Module (1) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Heater/Air Conditioner Assm - 2 (Sm5270)
| BF***69 | Overlay | 1 |
| BF***32 | Valve, Block | 1 |
| BF***33 | O-Ring - #8 | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Instrument Panel Assembly
| CC***03 | Clamp, Worm Drive | 4 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 2 |
| EG***34 | Harness - Switch Module | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Operator Controls & Overhead Panel
| 31***R1 | Bolt, Hex. Flange Hd. - M6 | 5 |
| 31***R1 | Bolt, Hex. Flange Hd. - M6 | 6 |
| EF***83 | Closure, Front | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Operator'S Seat
| EG***11 | Harness, Air Ride Seat | 1 |
| PB***49 | Seat Assembly (See Following Pages) (1) | 1 |
| SC***74 | Lockwasher - 5/16" (6) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Operator'S Seat Assembly (Pb8649)
| LA***35 | Kit, Hardware | 1 |
| VE***35 | Kit, Air Lumbar | 1 |
| VE***91 | Armrest, Left | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Operator'S Seat Assembly - 1 (Pb8649)
| BF***26 | Handle, Slide | 1 |
| BF***27 | Slide - R.H | 1 |
| BF***28 | Slide - L.H | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Operator'S Seat Assembly - 2 (Ve8861)
| BF***69 | Rod, Single | 1 |
| BF***90 | Kit, Side Plate | 1 |
| BF***63 | Cable, Back Release | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Operator'S Seat Assembly - 3 (Ve8861)
| BF***42 | Kit, Tooth Plate | 1 |
| BF***40 | Kit, Bushing | 1 |
| BF***39 | Kit, Spring | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Overhead Dash Module
| 31***R1 | Bolt, Hex. Flange Hd. - M6 | 6 |
| EG***08 | Plm Control Box Assembly | 1 |
| EG***32 | Socket Structure, Indicator Lights | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Passenger Seat Installation
| 25***R1 | Flat Washer - 5/16" (Hardened) | 1 |
| C***0 | Nut, Hex (Grab Handle) | 1 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Seat Control Valve
| BF***79 | Hose (3) | 1 |
| BF***77 | Hose (3) | 1 |
| BF***78 | Hose (3) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Seat Suspension Assembly (Ve8864)
| BF***76 | Kit, Shock Absorber | 1 |
| BF***08 | Kit, Suspension Hardware | 1 |
| BF***78 | (6) Also Included In Bf0478 Bumper Kit | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Windshield Washer Installation
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 8 |
| EC***92 | Hose - Windshield Washer | 1 |
| PB***14 | Windshield Washer (See Washer Instl, Fig. #40090) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cab Group : Windshield Wiper Installation - 1
| EC***92 | Hose - Windshield Washer | 1 |
| EG***35 | Tee, Hose | 1 |
| MM***12 | Flat Washer - M8 (Hardened Zinc Plate) | 5 |
Control Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Afse Panel Cover Assembly (Ve5132)
| PB***06 | Spacer - 1/2" Long | 2 |
| VE***73 | Gasket | 4 |
| VE***59 | Nut, Hex - #6 - 40nc (Zinc Pl) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Arc Barrier Assembly (Ec7343)
| EC***16 | Spacer, Tube | 1 |
| EC***28 | Arc Barrier | 1 |
| EC***18 | Spacer, Tube | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Contactor - 17cm53a10 (Tv3419)
| 12***86 | Flat Washer - 5/16" (Narrow), Washer; C|If Caseih Order ....... 1 495-21031 Nh Washer Is N.L.A. ....... 1 Nls; .312 X .734 X .051 | 6 |
| BF***90 | Armature Assembly | 1 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Contactor - 17cm55ah6 (Ve1317)
| AK***60 | Flat Washer - 5/16" (Zinc Pl) | 8 |
| BF***90 | Armature Assembly | 1 |
| BF***91 | Core Flange - 2" Od | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Contactor - 17cp2bc11 (Vj0850)
| 12***86 | Flat Washer - 5/16" (Narrow), Washer; C|If Caseih Order ....... 1 495-21031 Nh Washer Is N.L.A. ....... 1 Nls; .312 X .734 X .051 | 12 |
| BF***98 | Magnet Valve (See Index) | 1 |
| C***9 | Flat Washer - 1/2" (Plain) | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - 2
| ED***38 | Cabinet, Control (Order From Factory) | 1 |
| MM***59 | Flat Washer - M6 | 36 |
| MM***19 | Capscrew - M6 X 1.00 X 16 (1) (Qty.2 (2)) | 12 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - 3
| AK***38 | Note: (1) Serviced With Ak0938 Contactor Tip Kit | 1 |
| AK***39 | (5) Serviced With Ak0939 Contactor Tip Kit | 1 |
| AK***40 | Note: (1) Serviced With Ak0940 Contactor Tip Kit | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - 4
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 3 |
| ED***62 | Plate, Name - 74d | 1 |
| EC***60 | Plate, Name - Dl4 | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - 5
| 30***R1 | Flat Washer - M5 | 4 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 18 |
| DF***17 | Nut - #10 - 24nc (Brass) | 8 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - 6
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 2 |
| DF***44 | Lockwasher - #6, Zinc Pl | 6 |
| DF***17 | Nut - #10 - 24nc (Brass) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - 7
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 4 |
| EC***65 | Plate, Name - Tj1r | 1 |
| EC***66 | Plate, Name - Tj1l | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - 8
| EB***07 | Plate, Name - Tb21e | 1 |
| EB***09 | Plate, Name - Tb21d | 1 |
| EC***22 | Plate, Name - Rb4 | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - 9
| ED***14 | Bracket | 1 |
| EC***25 | Plate, Name - Db1 | 1 |
| EB***08 | Plate, Name - Tb21b | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Assembly - Floor
| ED***62 | Plate, Name - 74d | 1 |
| ED***64 | Plate, Name - 74 | 1 |
| ED***72 | Plate, Name - 74e | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Components
| DF***17 | Nut - #10 - 24nc (Brass) | 22 |
| EC***58 | Bar, Flat | 4 |
| EC***26 | Tube, Nylon | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Wiring - 1
| ED***95 | Harness - Rb2 | 1 |
| ED***94 | Harness - Db1 | 1 |
| ED***52 | Harness - Rb3 (P1/P2) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Wiring - 2
| ED***95 | Harness - Rb2 | 1 |
| ED***94 | Harness - Db1 | 1 |
| ED***52 | Harness - Rb3 (P1/P2) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Wiring - 3
| EC***74 | Cable - 73y/73z | 1 |
| EC***66 | Cable - 7j2 - 7j1 | 1 |
| EC***72 | Cable - 72t/72s | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Control Cabinet Wiring - 4
| CH***37 | Cable - 7j5 | 1 |
| CH***39 | Cable - 74a | 1 |
| CH***36 | Cable - 7j3 | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Interlock - 17af45c2 (Ve3530)
| BF***18 | Box | 1 |
| BF***20 | Machine Screw - #6 - 32nc X 5/8" (Thread Cutting) | 5 |
| BF***74 | Cover | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Interlock - 17af45c3 (Bf0017)
| BF***24 | Screw, Fil Head - #6 - 40nf X 1/8" (Stn Steel) | 1 |
| BF***17 | Sensor, Position (See Index) | 1 |
| BF***23 | Insert | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Interlock - 6742812g6 (Vs7677)
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 2 |
| SF***55 | Nut, Hex - #10 - 32nf (Zinc Pl) | 19 |
| TD***49 | Nut, Hex - 1/4" - 20nc (Zinc Pl) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Magnet Valve - 17mv38g12 (Bf1398)
| BF***98 | Magnet Valve (See Index) | 1 |
| BF***26 | Screw, Flat Head - #10-32, 1/2" Long | 2 |
| H***3 | Screw With Lockwashers - #10-32, 3/8" Long | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fl275e1 (Pb8946)
| AK***91 | Card - Power Supply | 1 |
| AK***92 | Card - Processor | 1 |
| AK***93 | Card - Digital | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm384c1 (Ve6113)
| VE***14 | Varistor | 1 |
| VE***25 | Diode (In5062) | 2 |
| VE***72 | Sealer (Ge N-Sil 128 Transluscent) | 0 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm394a2 (Pb4252)
| BF***82 | Resistor - 1/4 Watt, 150,000 Ohm | 1 |
| PB***52 | Panel, Iso Amp - On R.H. Wall | 1 |
| SG***07 | Lockwasher - #10 (Internal Tooth) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm458a2 (Ve6118)
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 8 |
| SF***55 | Nut, Hex - #10 - 32nf (Zinc Pl) | 8 |
| VE***28 | Cable, With Terminal | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm460b1 (Pb5066)
| C***6 | Bolt, Hex Head - 1/4" - 20, 3/4" Long | 3 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 9 |
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm460b1 - 1 (Pb5066)
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 6 |
| TC***34 | Capscrew - 3/8" - 16nc X .750 (G5) (Zinc) | 6 |
| VE***01 | Machine Screw - #10 - 32nf X 1/2" (Special - Brass) | 6 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm466e1 (Pb8838)
| BF***32 | Sensor, Thermistor - 100,000 Ohm | 1 |
| C***6 | Bolt, Hex Head - 1/4" - 20, 3/4" Long | 5 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 16 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm466e1 - 1 (Pb8838)
| C***6 | Bolt, Hex Head - 1/4" - 20, 3/4" Long | 5 |
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 0 |
| TR***06 | Bolt, Hex Head - 1/4" - 20, 1" Long | 6 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm467d1 (Pb8837)
| BF***32 | Sensor, Thermistor - 100,000 Ohm | 1 |
| C***6 | Bolt, Hex Head - 1/4" - 20, 3/4" Long | 12 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 0 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm494a1 (Pb5508)
| C***6 | Bolt, Hex Head - 1/4" - 20, 3/4" Long | 3 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 15 |
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm528a1 (Pb6489)
| DF***45 | Flat Washer - 1/4" | 8 |
| PB***89 | Rectifier (See Preceding Pg) | 1 |
| TC***33 | Capscrew - 3/8" - 16nc X 3/4" | 10 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm528a1 - 1 (Pb6489)
| VE***36 | Grommet - 0.375" Id | 24 |
| VE***39 | Tube - 0.375" Id, 3.30" Long | 12 |
| VE***74 | Diode | 6 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 17fm532a1 (Pb8056)
| BF***95 | Nut - #6 - 32nc | 8 |
| BF***94 | Flat Washer - 5/32" Id, 5/16" Od, 5/16" Thick | 4 |
| PB***56 | Panel, Display Event - Ssiii (See Index) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 41a321917g1 (Ve6119)
| BF***47 | Rod - 1/4" - 20, 10 1/8" Long | 2 |
| BF***46 | Support | 4 |
| BF***45 | Base | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 41c663955g2 (Ve4910)
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 0 |
| SF***55 | Nut, Hex - #10 - 32nf (Zinc Pl) | 21 |
| TR***45 | Nut, Hex - #10 - 32nf (Zinc Pl) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Panel - 41c663955g2 - 1 (Ve4910)
| BF***03 | Screw, Sl Hex Head - #8-36, 7.37" Long | 2 |
| BF***04 | Connecting Strip - 3" Long, 0.020" Thick | 2 |
| BF***01 | Spacer - 1.20" Od | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Relay - 17lv66j46 (Vg7043)
| C***7 | Capscrew - 5/16" - 18nc X 3/4" With Lockwasher | 1 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 12 |
| H***3 | Screw With Lockwashers - #10-32, 3/8" Long | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Reverser - 17dp28a2 (Pb4254)
| BF***98 | Magnet Valve (See Index) | 2 |
| C***9 | Plug, Pipe - 1/4" | 2 |
| C***0 | Bolt, Hex Head - 3/8"-16, 3" Long | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Control Group : Terminal Board - 17bc17c1 (Vs8193)
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 1 |
| SF***55 | Nut, Hex - #10 - 32nf (Zinc Pl) | 1 |
| VE***49 | Fastener - For 0.131" To 0.135" Hole | 2 |
Cooling System
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cooling System : Fan & Fan Drive
| BF***56 | Belt, Fan Drive | 1 |
| C***1 | Lockwasher - 5/8" (3)/(4) | 6 |
| EG***94 | Spacer | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cooling System : Radiator Assembly (Pc0201)
| BF***54 | Tank - Rear Top | 1 |
| BF***29 | Tank - Front Top | 1 |
| BF***92 | Tank - Rear Center | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cooling System : Radiator Mounting
| BF***56 | Tank, Surge (Included In Radiator Assembly) | 1 |
| C***5 | Nut, Jam - 1" - 8nc | 2 |
| C***2 | Nut (Special) | 6 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cooling System : Radiator Piping - 2
| C***8 | Capscrew - 3/4" - 10nc X 3" (G5) | 8 |
| C***9 | Capscrew - 5/16" - 18nc X 2" | 2 |
| CD***07 | Clamp (Top & Bottom Connections) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cooling System : Radiator Piping - 3
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 3 |
| C***9 | Capscrew - 5/16" - 18nc X 2" | 1 |
| C***2 | Plug, Pipe - 1" | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Cooling System : Radiator Stabilizer
| DF***00 | Nut, Lock - 1/2" - 13nc X 3" | 2 |
| EG***05 | Shim | 2 |
| EG***06 | Shim | 2 |
Deck Piping Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Accumulator Assembly (Pb7057)
| PB***57 | Accumulator - 1 Gallon (See Fig 40016) | 1 |
| TD***79 | Core, Valve (4) | 1 |
| TV***48 | Nut, Stop (2) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Accumulator Assembly - 1 (Pb7058)
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Brake Cabinet Assm - 1 (Eg4931)
| C***0 | Nut - 1/4" - 20nc (1) - Qty 100 (2) | 2 |
| C***5 | Capscrew - 3/8" - 16nc X 1 3/4" (L.H. Side) | 2 |
| C***1 | Capscrew - 3/8" - 16nc X 16nc X 3/4" | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Brake Cabinet/Cab Piping
| EF***74 | Clamp | 2 |
| EF***77 | Bracket | 1 |
| EG***31 | Brake Cabinet Assembly (See Index) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Brake Manifold - Two Circuit (Pc0080)
| BF***39 | Valve, Needle | 2 |
| BF***09 | Valve, Pilot (Automatic Apply) | 1 |
| BF***40 | Valve, Check | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Brake Valve Pedal Assm (Pc0083)
| BF***55 | Pedal, Brake | 1 |
| BF***65 | Connector Assembly | 1 |
| BF***64 | Switch, Differential (See Index) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Brake Valve Sub-Assm (Bf4474)
| VE***20 | Boot/Cap Assembly (2) | 1 |
| VE***44 | Machine Screw (Special) | 4 |
| VE***19 | Base, Actuator | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Brake Valve Sub-Assm - 3 (Bf4474)
| BF***89 | Housing, Dual Valve | 1 |
| BF***59 | Note: (1) Included In Bf1859 Spool/Sleeve Kit | 0 |
| BF***60 | Note: (1) Included In Bf1860 Spring Kit | 0 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Brake/Steering Valve Piping
| HA***60 | Hose - To Port "Px" (Brake) | 1 |
| HA***58 | Hose - To Port "Ls" (Steering) | 1 |
| HA***89 | Hose - To Port "T" (Brake) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Differential Switch Assm (Bf2464)
| BF***09 | Plug | 1 |
| BF***86 | Plug, Screw | 1 |
| BF***11 | Spring, Regulator | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Electronic Treadle (Pb9506)
| BF***95 | Cover | 1 |
| BF***55 | Base Plate - 45 Deg | 1 |
| BF***97 | (3) Included In Bf1497 Sensor Kit | 0 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Hoist Pilot Valve Assm (Pb6922)
| VJ***57 | Capscrew | 2 |
| VJ***64 | Pin, Detent | 1 |
| VJ***61 | Spring | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Solenoid Valve Assm (Pb7242)
| VE***30 | Housing, Coil | 1 |
| VS***52 | Coil, Solenoid | 1 |
| VE***29 | Valve Assembly | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Deck Piping Group : Throttle & Retarder Instl
Electric Power Components & Wiring Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electric Power Components & Wiring Group : Blower Inlet Installation
| C***2 | Lockwasher - 3/4" (For Shipping Only) | 4 |
| C***1 | Capscrew - 3/8" - 16nc X 16nc X 3/4" | 2 |
| C***7 | Nut - 3/4" - 10nc | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electric Power Components & Wiring Group : Control Cabinet Wiring - Rear
| C***9 | Plug, Pipe - 1/4" | 1 |
| CH***59 | Cable - 7j8 (Rp1 Contactor To Control Cabinet) | 1 |
| CH***52 | Cable - 7j10 (Left Wheel, Motor To Control Cabinet) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electric Power Components & Wiring Group : Electric Power Components Wiring
| CH***59 | Cable - 7j8 (Rp1 Contactor To Control Cabinet) | 1 |
| CH***52 | Cable - 7j10 (Left Wheel, Motor To Control Cabinet) | 1 |
| CH***96 | Cable - 75xx (Alternator - T15 To Mfse Panel) (1) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electric Power Components & Wiring Group : Electric Power Components Wiring - 20
| CH***69 | Cable - 7j15 | 1 |
| CH***74 | Cable - 7j32 | 1 |
| CH***69 | Cable - 7j8 (Rp1 Contactor To Blown Grid) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electric Power Components & Wiring Group : Inlet Duct Assembly
| CH***61 | Cable - T1 - (Alternator To Rectifier) | 1 |
| CH***60 | Cable - 7ga2 (Rectifier To P1 Contactor) | 1 |
| CH***23 | Cable - 7ga1 (Rectifier To Control Cabinet) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electric Power Components & Wiring Group : Junction Box Assembly
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 4 |
| EC***23 | Plate, Name - Rb5 | 1 |
| ED***52 | Harness - Rb3 (P1/P2) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electric Power Components & Wiring Group : Shunt 1 & 2 Box
| CH***57 | Cable - 7j1 (Rp2 Contactor To Load Test Box) | 1 |
| CH***55 | Cable - 7j1rs (Control Cabinet To Load Test Box) | 1 |
| CH***56 | Cable - 7j1ls (Control Cabinet To Load Test Box) | 1 |
Electrical System
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Axle Housing Electrical Group
| 72***62 | Clamp, Vinyl - 5/16" I.D | 1 |
| C***0 | Nut - 1/4" - 20nc (1) - Qty 100 (2) | 4 |
| C***5 | Capscrew - 1/4" - 20nc X 5/8" (1) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Axle Housing Portable Light (Ty1408)
| 72***62 | Clamp, Vinyl - 5/16" I.D | 1 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 1 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Battery Charging Alternator (Ef2654)
| BF***25 | Screw, Socket Head - #10 - 32nf X 7/8" (1) | 3 |
| BF***21 | Nut - #8 - 32nc (4) | 9 |
| BF***04 | Nut, Lock - 1/4" - 20nf (1) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Battery Disconnect Switch Box (Eg4481)
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 10 |
| DF***45 | Flat Washer - 1/4" | 2 |
| DF***17 | Nut - #10 - 24nc (Brass) | 6 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Brake Cabinet Wiring - 3
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 6 |
| DL***72 | Sleeve, Insulating | 2 |
| EF***43 | Harness, Brake Cabinet Internal | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Cab Connector Plate & Wiring
| EF***56 | Harness - Indicator Light Cluster | 1 |
| EC***92 | Hose - Windshield Washer | 1 |
| EG***88 | Plate, Mounting | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Cab Interface Compartment
| C***6 | Capscrew - 7/16" - 2onf X 1 1/2" | 2 |
| EF***52 | Harness, Shift Tower Seat | 1 |
| ED***63 | Potentiometer (Dimmer Control) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Cab Interface Compartment - 1
| AK***57 | Resistor/Diode Unit - 24 Volt | 2 |
| C***0 | Nut, Hex (Grab Handle) | 4 |
| C***8 | Lockwasher - 5/16" | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Distribution Power Bus
| EG***08 | Channel, Rubber (Inter Edge Of Guide) | 2 |
| EG***02 | Cover | 1 |
| EG***04 | Guide | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Electric Start Installation
| CH***18 | Cable (From Battery Disconnect Swith To 24v Standoff | 1 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 2 |
| DF***42 | Flatwasher, Plain - 3/4" | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Electric Start Installation - 1
| CH***18 | Cable (From Battery Disconnect Swith To 24v Standoff | 1 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 8 |
| C***3 | Capscrew - 3/8" - 16nc X 4" | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Electrical Starter Installation
| 67***94 | Sender, Pressure - (Engine Oil Pressure) | 1 |
| C***0 | Nut - 1/4" - 20nc (1) - Qty 100 (2) | 4 |
| C***6 | Flat Washer - 1/4" (Plain) | 8 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Engine Wiring - 4
| 72***62 | Clamp, Vinyl - 5/16" I.D | 5 |
| BF***57 | Belt, Alternator - 24v | 1 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Headlight Installation
| 72***62 | Clamp, Vinyl - 5/16" I.D | 11 |
| AK***32 | High Beam Light Assembly (See Fig 55107) (Qty.2 (1)) | 2 |
| AK***33 | Low Beam Light Assembly (See Fig 55107) (Qty.2 (1)) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Hoist Limit & Body-Up Interlock Switch
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 4 |
| DF***17 | Nut - #10 - 24nc (Brass) | 4 |
| EG***40 | Harness - Right Frame Rail | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Ladder Light Assembly (Tz2413)
| PB***97 | Light, Back-Up | 1 |
| SF***96 | Knife, Disconnect - 14-16 Awg | 1 |
| SR***47 | Bulb 24v (Replacement For Ref. # 1, 2, 3) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Left Upright Electrical Group
| AK***04 | Service Light Assembly (See Following Page) | 2 |
| AK***52 | Housing Assembly, Universal (3)/(4)/(5)/(6) | 2 |
| AK***75 | Bulb - Light - 24v/65w (1)/(2)/(3)/(4)/(6) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Left Upright Electrical Group - 2
| 42***43 | Clamp, Vinyl - 3/8" I.D. (Inside R.H. Frame Rail) | 1 |
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 4 |
| EF***87 | Harness (Engine Shutdown, Engine Service Lights) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Light Assembly (Super Halogen)
| AK***84 | Bulb, Light - 24v/100w (1)/(2)/(3) | 1 |
| AK***35 | Lens/Reflector - High Beam - (Without Bulb) (3) | 1 |
| AK***36 | Lens/Reflector - Low Beam - (Without Bulb) (2) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Light Assembly (Super Halogen) - 1
| AK***34 | Lens/Reflector - Backup - Clear (Without Bulb) (5) | 1 |
| AK***35 | Lens/Reflector - Service - Clear (Without Bulb) (4) | 1 |
| AK***36 | Lens/Reflector - Turn Signal - Orange (Without Bulb) (4) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Rear Lights & Back-Up Horn
| 42***43 | Clamp, Vinyl - 3/8" I.D. (Inside R.H. Frame Rail) | 1 |
| 72***62 | Clamp, Vinyl - 5/16" I.D | 2 |
| 73***C2 | Alarm, Reversing | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Rear Turn & Clearance Lights
| AK***55 | Turn & Clearance Light Assembly (See Fig 40877) | 2 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 16 |
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Right Upright Electrical Group
| 42***43 | Clamp, Vinyl - 3/8" I.D. (Inside R.H. Frame Rail) | 7 |
| AK***04 | Service Light Assembly (See Following Page) | 2 |
| AK***52 | Housing Assembly, Universal (3)/(4)/(5)/(6) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Electrical System : Two-Speed Retarding Installation
| 42***43 | Clamp, Vinyl - 3/8" I.D. (Inside R.H. Frame Rail) | 10 |
| EG***56 | Harness (From Lh & Rh Suspensions To Plcp Panel) | 1 |
| EC***15 | Load Weighing Valve Assembly (Top Of Suspensions) | 2 |
Engine Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Engine Group : Air Cleaner Assembly (Pb6850)
| PB***91 | Vaccum Relief Cup Assembly (Optional) (1) | 6 |
| TB***18 | Rain Guard - R.H. (1) | 2 |
| TB***06 | Rain Guard - Front (1) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Engine Group : Air Cleaner Piping
| C***8 | Plug, Pipe - 1/8" | 2 |
| C***1 | Lockwasher - 5/8" (3)/(4) | 26 |
| C***1 | Capscrew - 3/4" - 10nc X 4 1/4" (Left Rear Deck) | 26 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Engine Group : Engine & Miscellaneous
| BF***14 | Element - Engine Oil Filter | 4 |
| BF***62 | Element - Fuel Filter | 2 |
| C***1 | Capscrew - 3/8" - 16nc X 16nc X 3/4" | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Engine Group : Exhaust Piping
| C***3 | Nut - 1/2" - 13nc (G5) | 16 |
| C***7 | Capscrew - 1/2" - 13nc X 2-1/4" | 16 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 2 |
Frame Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Access Ladder Installation
| C***4 | Capscrew - 3/4" - 10nc X 2" (2) | 4 |
| C***1 | Flat Washer - 3/4" (2) | 8 |
| TZ***33 | Ladder, Access | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Decal & Warnings
| TB***64 | Decal, Check Oil Level (Electric Drive Wheels) | 2 |
| TY***49 | Circuit Breaker, Seal, Rear Hatch Cover | 1 |
| WA***03 | Plate, Raised Body Warning (Hydraulic & Fuel Tanks) (2) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Decal & Warnings - 1
| 09***60 | Decal, "Komatsu" (Center Of Cab Door) | 1 |
| 09***20 | Decal, "Komatsu" (Front Of Grille Housing) | 1 |
| WA***80 | Decal, Brake Cab. Elect. Schematic | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Deck Sections & Safety Walk
| C***2 | Lockwasher - 3/4" (For Shipping Only) | 4 |
| C***1 | Capscrew - 3/8" - 16nc X 16nc X 3/4" | 6 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 6 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Frame & Uprights
| C***7 | Capscrew - 1" - 8nc X 2-1/2" | 16 |
| C***5 | Nut - 5/8" Unc (G5) | 8 |
| ED***58 | Backer | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Grille & Hood
| C***8 | Capscrew - 3/4" - 10nc X 3" (G5) | 8 |
| C***9 | Capscrew - 5/16" - 18nc X 2" | 2 |
| C***2 | Lockwasher - 3/4" (For Shipping Only) | 14 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Left Deck, Handrail & Ladder
| AK***14 | Mirror, Assembly (See Fig 30460) | 1 |
| C***5 | Capscrew - 3/8" - 16nc X 1 3/4" (L.H. Side) | 10 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 16 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Left Deck, Handrails & Ladder - 1
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 14 |
| C***3 | Capscrew - 3/8" - 16nc X 1-1/4" G5 (1) | 6 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 14 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Mirror Installation - L.H.
| AK***14 | Mirror, Assembly (See Fig 30460) | 1 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 4 |
| C***4 | Capscrew - 3/8" - 16nc X 1 1/2" (Cab Mounting) (1) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : R.H. Convex Mirror Installation
| AK***31 | Note: (2) Included In Ak8431 Repair Kit | 0 |
| C***3 | Capscrew - 3/8" - 16nc X 1-1/4" G5 (1) | 4 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Right Deck, Handrail & Deck
| C***0 | Lockwasher, High Collar - 1/2" | 18 |
| C***2 | Capscrew - 1/2" - 13nc X 1.00 | 14 |
| DD***40 | Flat Washer - 1/2" (2) | 14 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Frame Group : Right Deck, Handrail & Ladder
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 10 |
| C***0 | Lockwasher, High Collar - 1/2" | 8 |
| C***3 | Capscrew - 3/8" - 16nc X 1-1/4" G5 (1) | 6 |
Front Wheel & Brake Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Front Wheel & Brake Group : Front Brake Piping
| 42***43 | Clamp, Vinyl - 3/8" I.D. (Inside R.H. Frame Rail) | 4 |
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 4 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 8 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Front Wheel & Brake Group : Front Disc Brake Assembly (Pb7362)
| TX***48 | Disc (See Spindle, Hub & Brake Pg) | 2 |
| TR***02 | Screw, Bleeder - 7/16" - 20nf (4) | 2 |
| VE***93 | Bleeder Screw (Opposite Side Of Caliper From #14) (3)/(4) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Front Wheel & Brake Group : Front Lubrication Group
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 14 |
| C***8 | Capscrew - 3/8" - 16nc X 3-1/4" | 4 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 14 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Front Wheel & Brake Group : Front Suspension & Mounting
| AK***61 | Additive, Oil (5 Gal Container) | 1 |
| AK***60 | Note: (1) Included In Ak7160 Seal Kit | 0 |
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Front Wheel & Brake Group : Front Wheel & Mounting
| AK***41 | Flange, Side - 1" X 6" (2) | 2 |
| AK***10 | Band, Bead Seat - 57" (2) | 1 |
| AK***14 | Ring, Lock - 57" (2) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Front Wheel & Brake Group : Spindle, Hub & Brake Installation
| 56***90 | Pin (1) | 1 |
| AK***26 | Note: (1) Included In Ak4126 Bearing And Seal Kit | 0 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 1 |
Fuel System
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Fuel System : Fuel Cooler
| BF***26 | Tubes | 18 |
| BF***25 | Frame, Oil Cooler | 1 |
| BF***23 | Cooler, Fuel (Supplied With Radiator Assembly) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Fuel System : Fuel Tank Installation
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 4 |
| C***3 | Nut - 1/2" - 13nc (G5) | 4 |
| C***2 | Lockwasher - 3/4" (For Shipping Only) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Fuel System : Fuel/Water Seperator Installation
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 4 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 4 |
| C***7 | Flat Washer - 3/8" (Attaches With #31 Undercab) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Fuel System : Low Fuel Light & Buzzer Installation
| SC***70 | Fitting, Elbow - 90 Deg | 1 |
| TX***82 | Housing | 1 |
| TV***94 | Fitting, Elbow - 90 Deg | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Fuel System : Pressure Fueling - R.H. (Tx3576)
| C***4 | Lockwasher - 1/4" (1) - Qty 100 (2) | 6 |
| D***6 | Cap, Fuel (1)/(2) | 1 |
| TA***74 | Fueling Flange Assembly | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Fuel System : Quick Fuel - Left Side
| C***1 | Capscrew - 1/4" - 20nc X 2" | 4 |
| D***6 | Cap, Fuel (1)/(2) | 1 |
| ED***72 | Plate | 2 |
Hydraulic System
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hoist Control Valve Assembly (Pb6921)
| RK***02 | (3) Included In Rk2202 Minor Service Kit | 0 |
| RK***03 | (2) Included In Rk2203 Major Service Kit | 0 |
| VJ***88 | Poppet | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hoist Cylinder & Mounting
| C***5 | Capscrew - 3/4" - 10nc X 1 1/2" (For Shipping Only) | 3 |
| EG***89 | Hoist Cylinder Assembly (See Index) | 1 |
| JG***84 | Shaft, Hoist Bearing (1) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hoist Cylinder Assembly (Eg9089)
| 72***87 | Poppet, Ball | 2 |
| AK***27 | Note: (1) Included In Ak4127 Repair Kit | 0 |
| C***1 | Capscrew - 1/2" - 13nc X 3/4" (4) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hoist Pump Assembly (Pb8761)
| BF***38 | (2) Included In Bf0038 Soft Goods Service Kit | 0 |
| BF***93 | Capscrew | 6 |
| LA***65 | Nut | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hoist Pump Installation (Ed1767)
| C***8 | Capscrew - 3/4" - 10nc X 3" (G5) | 4 |
| EB***74 | Support, Pump/Valve | 1 |
| EB***76 | Washer (Special) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hoist System Piping
| C***5 | Lockwasher - 7/16" | 8 |
| C***9 | Capscrew - 7/16" - 14nc X 1-1/2" | 8 |
| C***9 | Capscrew - 1/2" - 13nc X 2 3/4" (3) | 8 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hoist Valve & Cylinder Piping
| C***7 | Capscrew - 5/8" - 11nc X 3 3/4" (Use With Suffix Dq Only) | 3 |
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 12 |
| C***3 | Capscrew - 7/8" - 9nc X 3" | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hydraulic Tank Assembly Instl
| C***1 | Plug, Pipe (3) (Qty.1 (4)) | 2 |
| C***2 | Plug, Pipe - 1" | 4 |
| C***4 | Lockwasher - 1" (1) | 6 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Hydraulic Tank/Cabinet Piping
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 6 |
| C***6 | Capscrew - 3/8" - 16nc X 2" | 1 |
| C***2 | Capscrew - 1/2" - 13nc X 3 1/2" (2) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Spool Inlet Section (Ve3810)
| RK***02 | (3) Included In Rk2202 Minor Service Kit | 0 |
| RK***03 | (2) Included In Rk2203 Major Service Kit | 0 |
| VJ***83 | Plug | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Hydraulic System : Universal Joint Installation
| 53***0V | Flat Washer | 1 |
| 7***3 | Yoke Assembly, Pin, Dowel, Pin Dowel, Dowel | 1 |
| 7***5 | Retainer (2) | 1 |
Options & Miscellaneous Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Automatic Lubrication
| C***5 | Capscrew - 3/8" - 16nc X 1 3/4" (L.H. Side) | 4 |
| C***1 | Plug, Pipe (3) (Qty.1 (4)) | 1 |
| C***5 | Capscrew - 1/4" - 20nc X 5/8" (1) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Automatic Lubrication System
| C***1 | Coupling, Pipe (At Left Front Of Anti-Sway Bar) | 9 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 16 |
| C***0 | Plug, Pipe - 3/8" | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Backup Light Installation
| 72***62 | Clamp, Vinyl - 5/16" I.D | 18 |
| AK***03 | (3) Included In Ak7503 Flood (Back-Up) Light Assm | 2 |
| EB***55 | Plate, Bent | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Charging Manifold Assembly (Eb1759)
| EB***57 | Fitting | 1 |
| EB***56 | Manifold, Control | 1 |
| HA***94 | Hose - Structure | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Fire Control Installation
| 20***R1 | Trim (Bulk) - 19 Inches | 1 |
| DC***08 | Nipple, Long - 1/8" X 1 1/2" (At Bottom Of Hoist Cylinders | 2 |
| EB***37 | Bracket | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Fire Control Installation - 2
| EB***46 | Bracket | 2 |
| EC***38 | Bracket | 1 |
| F***7 | Fitting, Pipe | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Fire Control System
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 4 |
| EF***89 | Cable (To Rear Of Junction) | 1 |
| EF***34 | Bracket | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Fire Control System - 2
| EC***38 | Bracket | 1 |
| F***7 | Fitting, Pipe | 4 |
| HA***36 | Hose | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Front Driveline Protector
| EB***78 | Cover, Bottom | 1 |
| EB***76 | Cover, Top | 1 |
| TL***18 | Capscrew - 3/8" - 16nc X 7/8" (Nylon) | 9 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Hi-Mounted Head Lights (Ef6856)
| AK***32 | High Beam Light Assembly (See Fig 55107) (Qty.2 (1)) | 2 |
| AK***33 | Low Beam Light Assembly (See Fig 55107) (Qty.2 (1)) | 2 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 8 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Hubodometer Installation
| PB***96 | Hubodometer - Kilometer | 1 |
| TR***36 | Flatwasher - 3/8" (Qty 5 (4)) | 2 |
| TX***49 | Plate, Mounting (3) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Hydraulic Low Level & Temperature
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 1 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 1 |
| F***0 | Nut - #10 - 24nc | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Hydraulic Oil Sampler
| DC***75 | Nipple, Short | 1 |
| PB***16 | Valve, Oil Sampling | 1 |
| R***8 | Plug, Pipe (3) (Qty.2 (4)) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Light Assembly (Weighing System)
| BF***34 | Bowl & Socket (1)/(2)/(3) | 1 |
| BF***35 | Pigtail / Terminal (1)/(2)/(3) | 1 |
| EB***48 | (3) Included In Eb2848 Light Assembly - Red | 0 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Overspeed Warning Light
| BF***95 | O-Ring | 1 |
| DC***01 | Lockwasher - #10 - 24nc X 5/8" | 1 |
| DF***17 | Nut - #10 - 24nc (Brass) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Payload Meter System
| 07***09 | O-Ring | 4 |
| 07***23 | O-Ring | 4 |
| 42***43 | Clamp, Vinyl - 3/8" I.D. (Inside R.H. Frame Rail) | 10 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Payload Meter System - 1
| DL***72 | Sleeve, Insulating | 4 |
| EG***45 | Harness, Junction Box To Control Cabinet Interface | 1 |
| EF***57 | Harness - Payload Meter | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Service Center - L.H. (4000 Engine)
| C***0 | Nut - 1/4" - 20nc (1) - Qty 100 (2) | 4 |
| C***1 | Plug, Pipe (3) (Qty.1 (4)) | 1 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 11 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Options & Miscellaneous Group : Tool Group - Domestic (Eb6677)
| C***2 | Lockwasher - 3/4" (For Shipping Only) | 4 |
| C***5 | Capscrew - 3/4" - 10nc X 2 1/4" (1) | 4 |
| PB***39 | Coupling, Half (Quick Disconnect - Female) | 3 |
Rear Wheel & Brake Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Drive Axle & Mounting
| AK***43 | (4) Included In Ak3943 Nose Cone Kit | 1 |
| AK***23 | (2) Included In Ak7323 Pan Hard Rod Pin Kit | 1 |
| C***1 | Lockwasher - 5/8" (3)/(4) | 5 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Drive Axle Blower Hose
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 4 |
| C***4 | Capscrew - 3/8" - 16nc X 1 1/2" (Cab Mounting) (1) | 4 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Drive Wheel Piping
| C***4 | Plug, Pipe - 1 1/4" | 1 |
| C***3 | Nut - 1/2" - 13nc (G5) | 2 |
| CD***07 | Clamp (Top & Bottom Connections) | 16 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Parking Brake Assembly (Pb8995)
| BF***87 | (2) Included In Bf0287 Brake Service Kit | 0 |
| BF***88 | (3) Included In Bf0288 Seal Kit | 0 |
| BF***91 | Seal (1) / (2) / (3) | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Rear Brake Piping
| C***3 | Nut - 1/2" - 13nc (G5) | 3 |
| C***0 | Lockwasher, High Collar - 1/2" | 3 |
| HA***02 | Hose - Service Brakes | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Rear Disc & Parking Brake Instl
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 2 |
| DC***18 | Nipple, Long - 1" Npt X 1 1/2" | 1 |
| DH***95 | Fitting, Pipe | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Rear Disc & Parking Brake Instl - 1
| EB***33 | Bracket, Parking Brake | 1 |
| HA***54 | Hose - To Upper Parking Brake Assm | 1 |
| HA***50 | Hose - Between Parking Brake Assemblies | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Rear Disc Brake Assembly (Pb8877)
| TR***02 | Screw, Bleeder - 7/16" - 20nf (4) | 5 |
| VJ***33 | Inner, Guide | 1 |
| VJ***58 | Spring, Adjuster | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Rear Hatch Cover Installation
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Rear Suspension & Mounting
| AK***23 | (2) Included In Ak7323 Pan Hard Rod Pin Kit | 0 |
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 10 |
| C***1 | Lockwasher - 5/8" (3)/(4) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Rear Suspension Assembly
| 07***09 | O-Ring (4) | 1 |
| AK***61 | Additive, Oil (5 Gal Container) | 1 |
| AK***61 | (2) Included In Ak7161 Rear Suspension Seal Kit | 0 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Rear Wheel & Brake Group : Rear Wheel & Mounting
| AK***41 | Flange, Side - 1" X 6" (2) | 4 |
| AK***10 | Band, Bead Seat - 57" (2) | 2 |
| AK***14 | Ring, Lock - 57" (2) | 2 |
Retarder Grid Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blower Unit - 5gy19l5 (Pb9278)
| BF***03 | Varnish (1) | 0 |
| BF***86 | Head, Frame | 1 |
| BF***02 | Cord - .070 In Diameter (1) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blower Unit - 5gy19l5 - 1 (Pb9278)
| BF***85 | Head, Frame | 1 |
| BF***97 | Valve, Expansion (2) | 1 |
| BF***89 | Cotter Pin - 1/8" Diameter, 2 1/2" Long | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blower Unit - 5gy19l5 - 2 (Pb9278)
| VJ***83 | Arm, Pressure | 8 |
| VS***76 | Spring | 8 |
| VJ***85 | Pin, Spring Dowel - 3/16" Diameter, 1 1/8" Long | 8 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blower Unit - 5gy19l5 - 3 (Pb9278)
| DC***84 | Lockwasher - 1/4" (Zinc Pl) | 4 |
| VS***81 | Connector, Flexible | 1 |
| VS***82 | Strap, Connection | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blower Unit - 5gy19l5 - 4 (Pb9278)
| BF***04 | Coil With Terminals, Exciting | 4 |
| BF***05 | Coil With Terminals, Commutating | 4 |
| C***0 | Bolt, Slotted Hex Head - 5/8" - 11, 2" Long | 16 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blower Unit - 5gy19l5 - 5 (Pb9278)
| BF***88 | Washer, Plain - 1/2" | 3 |
| BF***87 | Bolt, Slotted Hex Head - 3/8" - 16, 2 1/4" Long | 3 |
| VE***99 | Lockwasher - 1/2" | 3 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blown Grid - 3 Step, 18 Element : Unit_01_of_02
| C***4 | Capscrew - 3/4" - 10nc X 5 1/2" (R.H.) | 4 |
| C***0 | Nut - 1/4" - 20nc (1) - Qty 100 (2) | 2 |
| C***9 | Capscrew - 5/16" - 18nc X 2" | 2 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blown Grid - 3 Step, 18 Element : Unit_02_of_02
| EC***29 | Tag, Identification | 1 |
| EC***91 | Bushing, Plastic Condulet | 2 |
| EC***28 | Tag, Identification | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blown Grid - 3 Step, 18 Element - 1
| CH***69 | Cable - 7j15 | 1 |
| CH***74 | Cable - 7j32 | 1 |
| CH***69 | Cable - 7j8 (Rp1 Contactor To Blown Grid) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Retarder Grid Group : Blown Grid - 3 Step, 18 Element - 3
| C***1 | Capscrew - 3/8" - 16nc X 16nc X 3/4" | 8 |
| C***7 | Flat Washer - 3/8" (Attaches With #31 Undercab) | 8 |
| EB***82 | Arc Barrier Assembly | 5 |
Steering System
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Bleeddown Manifold Valve Assm (Pc0235)
| BF***03 | Valve, Relief | 1 |
| PB***16 | Check Valve Assembly (2) | 1 |
| VE***35 | Valve, Solenoid - N.C | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Flow Amplifier (Pb6908)
| VE***69 | Orifice | 1 |
| VE***55 | Screw, Allenhead | 2 |
| VE***75 | Plug | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Shut-Off Valve Assembly (Ty8353)
| C***3 | Nut - 1/2" - 13nc (G5) | 4 |
| C***3 | Capscrew - 1/2" - 13unc X 3 3/4" | 4 |
| C***0 | Lockwasher, High Collar - 1/2" | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Accumulator Assembly (Ed8926)
| AK***93 | (2) Included In Ak7793 Steering Accumulator Maintenance Kit | 1 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 2 |
| EC***52 | Gland | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Accumulator Installation
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 8 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 8 |
| C***1 | Nut - 3/8" - 16nc X 2 1/4" | 8 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Arms & Linkage
| AK***02 | Note: (1) Included In Ak3802 Tie Rod & Steering Pin Kit | 1 |
| AK***69 | (2) Included In Ak7269 Steering Cylinder Pin Kit | 1 |
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 32 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Column & Control Valve Instl
| MM***04 | Capscrew - M10 X 1.50 X 20 (Zinc) | 8 |
| MM***79 | Lockwasher - 5mm (External Tooth) | 2 |
| MM***71 | Lockwasher - M10 (Mounting) | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Column Assembly - 5 (Pb9380)
| BF***71 | (6) Included In Bf2071 Tilt Stop Kit | 1 |
| BF***70 | Note: (1) Included In Bf2070 Cover Kit | 1 |
| BF***72 | (5) Included In Bf2072 Tilt Lever Kit | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Control Unit (Pb6905)
| MM***01 | Capscrew - M8 X 1.25 X 90 | 6 |
| VE***81 | Ball - 8.5 mm / 33/100" | 1 |
| VE***90 | Set, Gear Wheel | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Cylinder Assembly (Ec4587)
| AK***33 | Note: (1) Included In Seal Kit Ak3533 | 0 |
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 16 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 16 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Cylinder Piping
| C***2 | Capscrew - 3/8" - 16nc X 1" (Qty. 10 Not Included In Assm) | 3 |
| C***6 | Capscrew - 3/8" - 16nc X 2" | 4 |
| C***2 | Lockwasher - 3/8" (Qty. 10 Not Included In Assembly) | 28 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Pump Housing (Front) (Pb9875)
| BF***33 | Nut, Jam | 1 |
| BF***93 | O-Ring (1) | 2 |
| BF***69 | Note: (1) Included In Bf1369 Housing Kit | 0 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Pump Housing (Rear) (Pb9875)
| BF***88 | Screw (7) | 4 |
| BF***39 | Module, Unloader (7) | 1 |
| BF***31 | Orifice (6)/(7) | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Pump Rotating Group (Pb9875)
| BF***16 | Bearing | 2 |
| BF***76 | Swash Block (W/ Pin) | 1 |
| BF***17 | Pin, Roll | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering Pump Seal Instl (Pb9875)
| BF***68 | (4) Included In Bf1368 Valve Plate Kit | 0 |
| BF***32 | Ring, Back-Up (5) | 1 |
| BF***69 | Note: (1) Included In Bf1369 Housing Kit | 0 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Steering System : Steering System Piping - 1
| C***5 | Lockwasher - 7/16" | 11 |
| C***9 | Capscrew - 7/16" - 14nc X 1-1/2" | 4 |
| C***8 | Capscrew - 1/2" - 13nc X 7" | 2 |
Wheel Motor Group
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Wheel Motor Group : Motorized Wheel - 5ge787fs11 (Pb9734)
| BF***62 | Ring, Oil Baffle | 1 |
| BF***61 | Hose Clamp - 0.75" To 1.75" Id | 6 |
| BF***10 | Cable And Connection Strap - 74" Long | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Wheel Motor Group : Motorized Wheel - 5ge787fs11 - 1
| BF***17 | Fitting - 45 Deg | 4 |
| VE***81 | Line With Fittings - 3/8" Od, 87.62" Developed Length | 1 |
| VE***40 | Adaptor - 13/16" Hex, 5/16" - 18nc Ends, 9" Long | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Wheel Motor Group : Motorized Wheel - 5ge787fs11 - 2
| BF***96 | Wire - 0.051" Diameter, Stn Stl | 0 |
| BF***86 | Bolt, Hex Head - 1/2"-13, 1 1/8" Long | 18 |
| BF***63 | Bolt, Hex Head - 1/2"-13, 4" Long | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Wheel Motor Group : Motorized Wheel - 5ge787fs11 - 3
| BF***64 | Latch Assembly | 4 |
| BF***11 | Motor | 1 |
| PB***89 | Brake Hub | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Wheel Motor Group : Motorized Wheel - 5ge787fs11 - 4
| BF***60 | Seal, Lip - 7.256" Od | 1 |
| BF***12 | Cap, Bearing | 1 |
| VE***36 | Bearing, Roller | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Wheel Motor Group : Motorized Wheel - 5ge787fs11 - 5
| BF***18 | Bearing, Ball (1) | 1 |
| TD***74 | Cement - 1 Gallon | 0 |
| VJ***72 | Magnetic Pickup, Speed Sensor | 1 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Wheel Motor Group : Motorized Wheel - 5ge787fs11 - 6
| C***8 | Bolt, Hex Head - 7/16"-14, 1" Long | 8 |
| TH***41 | Bolt, Socket Hex Head - 3/4"-10, 2" Long | 8 |
| VE***61 | Cable Tie, Self Locking - 3/16" X 7 1/4" Long | 4 |
Komatsu : Afe50-A/B(830e S/N A30544-A30549 St. Barbara) : Wheel Motor Group : Motorized Wheel - 5ge787fs11 - 7
| SG***68 | Pin Spring Dowel - 1/4" Diameter, 3" Long | 8 |
| VJ***18 | Pin, Spring Dowel - 3/32" Diameter, 3/4" Long | 8 |
| VE***28 | Brush Holder Assembly | 12 |
AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) serial number reference
The PIN plate is located on the emissions/export plate, typically riveted near the engine bay or behind the cab on the right-hand side of the frame. Read the first three characters (e.g., AFE) as the model family prefix, followed by the specific configuration suffix (e.g., 50-A/B) and the serial number range stamped below or adjacent to it.
| Prefix | Identifies | Notes |
|---|---|---|
| AFE50-A | B | 830E rigid dump truck. Serial range A30544-A30549. Deployed to St. Barbara mine. Factory parts catalog lists this prefix/serial block for the St. Barbara configuration. No specific generation dash-number provided for this exact prefix in the source text; varies by configuration/series within the 830E line. |
Frequently asked questions
What engine does the Komatsu AFE50-A/B (830E S/N A30544-A30549) use?
It is powered by a Cummins QSK60 diesel engine, rated at 2500 hp gross power, with an optional 2700 hp configuration for enhanced performance.
What is the operating weight of the Komatsu 830E series?
The operating weight varies by configuration but typically ranges from approximately 100,000 to 120,000 kg (220,000 to 265,000 lb).
What model replaced the Komatsu 830E series?
The 830E-5 is the successor to the 830E series, featuring updated engine and drive system technology with improved capacity and availability.
What AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA) owners discuss
What engine powers the Komatsu AFE50-A/B (830E S/N A30544-A30549 ST. BARBARA) trucks?
The Komatsu AFE50-A/B (830E S/N A30544-A30549 ST. BARBARA) trucks are powered by the Komatsu 830E engine series. This designation is explicitly tied to serial numbers A30544 through A30549 for the ST. BARBARA configuration in factory documentation. The 830E is a large-displacement, turbocharged diesel engine designed for heavy-duty mining applications, featuring common-rail fuel injection and electronic control modules (ECM) for precise fuel metering and emissions management. The engine operates within a specific torque band optimized for high-load dumping cycles, requiring careful monitoring of rail pressure and intake air temperature to prevent derating or power loss.
What are the common hydraulic behaviors and failure modes for this machine type?
Operators and mechanics note that hydraulic performance in the 830E-based AFE50 series is highly sensitive to oil temperature and filter condition. A common pattern is reduced hydraulic speed when the oil is cold, which typically resolves as viscosity normalizes; persistent weakness when hot indicates internal pump or valve leakage. The main hydraulic pump and pilot control system are frequent sources of pressure balance errors (CA281). Mechanics emphasize checking the hydraulic oil cooler and charge-air cooler for packed debris, as restricted cooling leads to hydraulic oil overheating (B@HANS) and subsequent derating. Suction side restrictions or air ingress often cause cavitation noise and premature pump wear.
What undercarriage or wear patterns are typical for this machine type?
The AFE50-A/B (830E S/N A30544-A30549 ST. BARBARA) is a rigid-frame haul truck, not a crawler; it utilizes pneumatic tires rather than tracks. However, the term 'undercarriage' in community discussions for this class often refers to the front axle, steering knuckles, and suspension cylinders. Common wear patterns include premature tire wear due to improper inflation or alignment, and leakage or seal failure in the front suspension cylinders. The steering system, particularly the steering brake and clutch assemblies, shows high wear rates in dusty environments. Mechanics report that checking steering brake oil pressure (2301L1/2302L1) and thermal load (2301NR/2302NR) is critical, as overheating steering brakes can lead to loss of steering control and accelerated component failure.
What are the known engine quirks per the 830E series?
The 830E engine series is known for its complex electronic management system. A notable quirk is the sensitivity of the common rail pressure sensors (CA451/CA452) and the rail pressure high/low errors (CA553/CA559). Operators may experience unexpected engine derating if the intake air temperature is too high (CA488) or if the charge air pressure sensor feedback is out of range (CA122/CA123). The engine controller lock warnings (989L00/989M00/989N00) can trigger if the ECM detects critical internal faults or data loss, requiring a system reset or ECM replacement. Additionally, the KDPF (Diesel Particulate Filter) regeneration process can be ineffective (CA1691) if exhaust temperatures do not reach the required threshold, leading to soot load errors (CA1921/CA1922) and potential power reduction.
What are the common electrical and sensor issues reported by operators?
Electrical issues in the AFE50-A/B (830E S/N A30544-A30549 ST. BARBARA) often center on sensor supply voltages and ground connections. Common fault codes include low sensor supply voltage (CA352, CA1696) and high sensor supply voltage (CA187, CA1695), which can cause erratic behavior in multiple systems. The engine speed sensor (CA689) and backup speed sensor (CA731/CA778) are critical for engine timing and protection; failures here can cause stalling or overspeed conditions. Operators also report issues with the alternator (AB00MA) and low battery charge voltage (AB00KE), which can disrupt ECM communication. Grounding issues are a frequent root cause of intermittent fault codes, particularly those involving the ECM internal temperature sensor (CA697/CA698) and crankcase pressure sensors (CA1843/CA1844).
What should be checked when buying a used AFE50-A/B (830E S/N A30544-A30549 ST. BARBARA)?
When purchasing a used AFE50-A/B (830E S/N A30544-A30549 ST. BARBARA), verify the engine serial number matches the A30544-A30549 range to ensure correct parts and service procedures. Check the condition of the front suspension cylinders for leaks and the steering system for proper brake engagement and thermal load history. Inspect the hydraulic oil for contamination and check the main hydraulic pump for pressure balance errors. Review the engine fault code history for recurring rail pressure, sensor supply, or KDPF regeneration issues. Ensure the cooling package (radiator, oil cooler, charge-air cooler) is clean and free of packed debris. Verify the operation of all safety interlocks and the condition of the electrical connectors and grounds.
What is the safety-critical fix for steering brake overheating in this model?
Steering brake overheating (B@C6NS/B@C7NS) is a safety-critical issue that can lead to loss of steering control. If the steering brake thermal load alarms (2301NR/2302NR) activate frequently, the steering brake oil pressure and thermal load sensors (2301L1/2301LH/2302L1/2302LH) must be verified for accuracy. The steering brake cooling system and oil level must be checked. Have your dealer verify the steering brake adjustment and cooling system integrity to prevent catastrophic failure.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
Serial-range & configuration variants
This page covers the Komatsu AFE50-A/B(830E S/N A30544-A30549 ST. BARBARA). Related factory variants of the same model family:
AFE50-AB(830E S/N A30625-A30627 IOCC)
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