Komatsuwheel loadermedium (wa140 - wa380)
Komatsu WA380-1LC(S/N A45001-UP)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu WA380-1LC is a mid-size wheel loader designed to bridge the gap between compact utility units and heavy production machines. This series features a high-torque diesel engine, typically in the 191–204 net horsepower range, paired with a proprietary transmission system for efficient material handling. The machine operates within a weight class ranging from approximately 37,500 to 41,000 lbs (17,010–18,600 kg) and is configured with various bucket capacities between 3.4 and 5.2 cubic yards (2.6–3.9 m³). The lineage includes predecessors such as the WA380-7 and successors like the WA380-8.
Evolution across the WA380 series has focused on refining engine emissions, improving cab visibility, and enhancing hydraulic precision through Closed-Center Load Sensing (CLSS) technology. In today's used market, this machine remains a critical asset for quarrying, recycling, and municipal operations due to its proven reliability and high parts availability. The integration of KOMTRAX telematics and the Komatsu CARE program provides fleet managers with essential data on fuel consumption and component health, which helps maintain high resale value and predictable ownership costs.
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 WA380-1LC(S/N A45001-UP) specifications
Engine
| Model | Komatsu SAA6D107E-3 |
| Cylinders | 6-cylinder turbocharged diesel |
| Net Power | 191 HP (142 kW) @ 2,200 RPM |
| Emissions Tier | Tier 4 Final compliant |
Weights
| Operating Weight | 40,450 lbs (18,350 kg) |
Dimensions
| Standard Operating Length | 26 ft 10 in |
Performance
| Travel Speed | 39.4 km/h (24.5 mph) |
| Bucket Capacity | 3.8 – 4.3 cubic yards |
| Breakout Force | 17,550 kg (38,700 lbs) |
| Hydraulic Flow | 270 L/min (71.3 GPM) |
| Transmission | 4-speed powershift |
Service capacities (summary)
| Engine Oil Pan | 37 L (39 qt) |
| Transmission Case | 62 L (66 qt) |
| Hydraulic System | 186 L (197 qt) |
| Fuel Tank | 300 L |
| Cooling System | 36 L |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
WA380-1LC(S/N A45001-UP) fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine crankcase (with filter) | 23 L (6.1 US gal) | Komatsu Engine Oil; SAE30, SAE10W, SAE10W-30, or SAE15W-40 depending on ambient temperature (-30 to 50°C / -22 to 122°F) |
| Cooling system | 60.6 L (16 US gal) | Water with antifreeze |
| Fuel tank | 300 L (79.3 US gal) | Diesel fuel; ASTM D975 No. 2 |
| Transmission/powertrain compartments | 54 L (14.3 US gal) | Komatsu Transmission Case Oil; SAE10W |
| Hydraulic system and tank | 142 L (37.5 US gal) | Komatsu Hydraulic Oil; SAE 10W |
| Axles/differentials | 40 L (10.6 US gal) per axle | Axle oil; AX075 for conventional differentials |
| Grease |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Komatsu WA380-1LC(S/N A45001-UP) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the WA380-1LC(S/N A45001-UP) beyond the schedule
Predictive Maintenance & Fluid Analysis
Utilize KOWA (Komatsu Oil Wear Analysis) at every major service interval to monitor engine oil for wear metals like iron, copper, and lead. Regularly sample hydraulic fluid to track particle counts and viscosity changes. Monitoring these laboratory-grade results via KOMTRAX allows for the detection of silicon contamination or coolant leaks before catastrophic pump or engine failure occurs.
Corrective & Common Repairs
Address frequent issues such as hydraulic hose cracks, leaks, and air pressure irregularities in braking systems. For machines experiencing brake drag or ineffective stopping, inspect the brake chamber and slack adjusters. Ensure all electrical wiring is intact to prevent fire risks. If the engine fails to reach specified RPM, investigate fuel system contaminants or turbocharger performance.
Overhaul & Rebuild Points
Plan major overhauls around the 2,000-hour mark, focusing on transmission service and hydraulic oil replacement. Monitor articulation pins and steering linkage for excessive play; replace worn components to maintain chassis integrity. During engine rebuild, evaluate the condition of the high-pressure common rail injection system and turbocharger to ensure the machine meets original power specifications.
Seasonal & Environment Servicing
In dusty environments, clean or replace air filters frequently and inspect the cooling package; the hydraulic radiator swing-out feature allows for easy debris removal. During winter operations, ensure the cab air filter is clear to prevent window fogging. Check tire inflation and condition regularly to manage ground pressure and prevent accelerated tread wear in abrasive quarry settings.
WA380-1LC(S/N A45001-UP) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 423-963-A410 | Weldment, Fresh Air Filter | Air intake service | Check fitment → |
| 421-35-15470 | Filter,Oil (Kit) | Lubrication service | Check fitment → |
| 424-16-11101 | Oil Filter Ass'Y,(See Fig.2651) | Lubrication service | Check fitment → |
| 565-44-16120 | Filter - (K11) | Scheduled service item | Check fitment → |
| 421-35-15450 | Filter - Desiccant | Scheduled service item | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
WA380-1LC(S/N A45001-UP) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| E10 | Engine controller power failure or engine control drive system circuit malfunction (engine stall) | ECM power connections, fuses, or ground wire issues | Inspect ECM power connections, fuses, and ground wires |
| E11 | Engine control system failure resulting in reduced output power to protect the engine | Low coolant temperature, low oil pressure, or air filter restriction | Check coolant temperature, oil pressure, and air filter status |
| CA115 | Engine crankshaft speed sensor failure or backup speed sensor error | Broken sensor, wiring harness damage, or connector corrosion | Replace the speed sensor and verify voltage at the pin connector |
| CA234 | Engine overspeed | Improper throttle calibration, excessive engine load cycle, or operator misuse | Verify throttle calibration and evaluate engine load cycles |
| CA441 / CA442 | Battery voltage too low or too high | Alternator malfunction or battery failure | Replace the alternator or battery and check the voltage regulator |
| CA451 / CA452 | Common rail pressure sensor feedback value error (too high or too low) | Malfunctioning fuel rail pressure sensor or issues in pump lines | Diagnose the fuel rail pressure sensor and inspect pump lines |
| B@BCNS | Engine coolant overheating | Low coolant level, radiator fin blockage, or fan belt failure | Check radiator fins, fan belt, and coolant level |
| AA10NX | Air filter clogging | Excessive dust or debris accumulation in the air cleaner | Replace the air filter element |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
WA380-1LC(S/N A45001-UP) attachments & work tools
Buckets and Material Handling
Standard bucket capacities range from 2.7 m³ (3.5 yd³) to 4.3 yd³ (3.3 m³). The machine is suitable for applications involving rock, gravel, soil, sand, or aggregates.
Auxiliary Hydraulic Attachments
The hydraulic system supports auxiliary tools such as grapples or forks. A 71.3 GPM (270 L/min) flow rate is available to power these implements.
Mounting and Control Systems
An in-cab adjustable bucket positioner can store three horizontal settings to facilitate easier attachment changes. The system includes a 2-spool valve for boom and bucket control.
Protection and Guarding Options
Customizable waste guarding packages are available, including bucket cylinder rod guards, cooling screens, and front window/light guards. Additional protection includes axle seal guards, fuel tank guards, and boom cylinder hose wraps.
Ground Engaging Tools (GET)
Available components include tooth systems, edges, blades, lip systems, shrouds, and specialized wear products. The machine also supports various pins and bushings for bucket maintenance.
All WA380-1LC(S/N A45001-UP) assemblies by section
Every catalogued assembly group for the Komatsu WA380-1LC(S/N A45001-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Drive Shaft, Axles Wheels & Brake Systems
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3001 Front Drive Shaft Koyo
| 01***60 | Bolt, Hanger Bearing Mounting | 4 |
| 01***20 | Bolt, Fuel Tank Mounting | 1 |
| 01***50 | Bolt - Spider To Transmission And To Front Drive | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3001a Front Drive Shaft Rockford
| 01***60 | Bolt, Hanger Bearing Mounting | 4 |
| 01***95 | Bolt, Yoke Mounting | 1 |
| 01***50 | Bolt - Spider To Transmission And To Front Drive | 8 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3011 Center Drive Shaft Koyo
| 01***50 | Bolt - Spider To Transmission And To Front Drive | 8 |
| 41***30 | Lubrication Nipple | 1 |
| 42***12 | Drive Shaft Assembly, Center | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3011a Center Drive Shaft Rockford
| 01***50 | Bolt - Spider To Transmission And To Front Drive | 16 |
| 10***61 | Fitting, Grease | 1 |
| 19***91 | Fitting, Grease | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3021 Rear Drive Shaft Koyo
| 01***50 | Bolt - Spider To Transmission And To Front Drive | 8 |
| 42***20 | Spider Assembly | 2 |
| 42***30 | Fitting, Grease | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3021a Rear Drive Shaft Rockford
| 01***50 | Bolt - Spider To Transmission And To Front Drive | 16 |
| 12***52 | Fitting, Grease 45 Degree | 1 |
| 19***91 | Fitting, Grease | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3101 Front Axle Housing
| 01***40 | Bolt,(Dust And Dirt Protection) | 1 |
| 01***95 | Bolt, Yoke Mounting | 24 |
| 01***40 | Screw | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3111 Front Axle Differential
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 8 |
| 01***30 | Bolt,(For Center Guard) | 2 |
| 01***40 | Bolt,(Not Used With Cab) | 27 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3121 Front Axle Wheel Brake
| 01***40 | Bolt,(Not Used With Cab) | 24 |
| 01***55 | Bolt,(Not Used For Chip Dozer) | 30 |
| 01***45 | Washer,(For Quick Shift) (Mitsubishi) | 24 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3131 Front Axle Final Drive
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 16 |
| 01***30 | Bolt,(For France Noise Suppression) | 16 |
| 01***50 | Bolt - Torque Converter Totransmission Mounting | 24 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3145 Front Axle Parking Brake
| 04***10 | Pin,Cotter? (For Ripper) | 1 |
| 42***50 | Pin | 1 |
| 42***20 | Brake Pad Ass'Y | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3201 Rear Axle Housing
| 01***20 | Bolt,(Large Capacity Type) (Std) | 1 |
| 01***45 | Bolt, Mount Center Hinge Retainer (Lower) | 12 |
| 01***50 | Screw | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3211 Rear Axle Differential
| 01***30 | Bolt,(For Center Guard) | 2 |
| 01***40 | Bolt,(Not Used With Cab) | 20 |
| 01***45 | Bolt, Mount Center Hinge Retainer (Lower) | 18 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3221 Rear Axle Wheel Brake
| 01***40 | Bolt,(Not Used With Cab) | 24 |
| 01***55 | Bolt,(Not Used For Chip Dozer) | 30 |
| 01***45 | Washer,(For Quick Shift) (Mitsubishi) | 24 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3231 Rear Axle Final Drive
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 16 |
| 01***30 | Bolt,(For France Noise Suppression) | 16 |
| 01***50 | Bolt - Torque Converter Totransmission Mounting | 24 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3331 Parking Brake Control
| 01***40 | Bolt,(For Operator'S Cab) | 4 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
| 01***10 | Nut,(Fig.F2820-01a3-12) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3341 Parking Brake Air Cylinder
| 42***90 | Cylinder Assembly, Parking Brake Air | 1 |
| 42***60 | Nut,Lock | 1 |
| 42***60 | Retainer, Boot | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3411 Wheels And Tires 20.5x25 Wheels
| 14***H1 | O-Ring - Rim | 4 |
| 41***30 | Flange,Wheel | 1 |
| 41***40 | Ring, Lock | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3412 Wheels And Tires 23.5x25
| 42***00 | Wheel Assembly, 23.5x25 | 4 |
| 42***10 | Base,Wheel | 1 |
| 56***20 | Flange, Side | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3501 Compressor To Wet Tank - Air Piping
| 01***75 | Screw | 2 |
| 01***16 | Bolt - Starting Motor Ground Cable | 4 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3511 Wet Tank To Dry Tank Air Piping
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 4 |
| 01***32 | Washer,(With Auto Emergency Steering) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3521 Dry Tank Air Piping
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 2 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3531 Dry Tank To Treadle Valve Air Piping
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 01***35 | Bolt, Mount Bracket To Floor | 6 |
| 07***12 | Plug,(For Shipping) (Not Shown) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3541 Treadle Valve To Brake Chamber Air Piping
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 5 |
| 08***10 | Clip, Brake Line To Front Axle | 6 |
| 42***50 | Elbow | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3551 Air Piping Parking Brake And Horn
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 1 |
| 01***12 | Bolt,(With Speedometer) | 2 |
| 01***16 | Bolt, Mount Solenoid Valve | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3581 Air Piping Air Dryer Lines
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 3 |
| 01***50 | Bolt,(See Fig.A4010-C3w6) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3601 Air Governor
| 28***10 | (2) Included In 281-34-05110 Governor Service Kit | 1 |
| 42***50 | Governor Assembly, Air | 1 |
| 56***20 | Filter - (K11) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3621 Treadle Valve
| 01***22 | Screw | 4 |
| 01***22 | Bolt,(10m) | 3 |
| 01***10 | Screw,(For Wiper Switch Earth) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3651 Air Dryer
| 42***60 | Desiccant (Kit) | 1 |
| 42***70 | Ring,Seal (Kit) | 1 |
| 42***80 | Protector | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3701 Hydraulic Tank To Brake Chamber Oil Piping
| 01***30 | Bolt, Mounting - Front Hand Rails | 8 |
| 07***34 | O-Ring,(For Without Brake Assistor) | 2 |
| 07***36 | Hose | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3711 Brake Oil Piping Brake Chamber To Front Axle
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 5 |
| 01***16 | Bolt - Starting Motor Ground Cable | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3721 Brake Oil Piping Brake Chamber To Rear Axle
| 01***45 | Bolt, Mount Center Hinge Retainer (Lower) | 2 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 1 |
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3761 Wheel Brake Chamber
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 6 |
| 01***10 | Nut (K10) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Drive Shaft, Axles Wheels & Brake Systems : Fig No. 3771 Wheel Brake Slack Adjuster
| 07***08 | Plug,(Without Lock-Up), Plug | 2 |
| 42***20 | Kit, Service - Wheel Brake Slack Adjuster | 1 |
| 42***10 | Cylinder Assembly | 2 |
E0-000
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Accessories
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Cooling System
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Cylinder Block
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Cylinder Head
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Electrical System
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Engine Mounting
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Fuel System
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Gasket Sets And Repair Kits
Komatsu : Wa380-1lc(S/N A45001-Up) : E0-000 : Lubricating Oil System
Engine Related Parts & Electrical System
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1001 Engine And Transmission Mounting
| 01***45 | Bolt, Mount Center Hinge Retainer (Lower) | 8 |
| 01***40 | Bolt,(With Service Valve R.H.) | 12 |
| 01***50 | Bolt,(For Strengthened Cover) | 7 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1001a Engine And Accessories
| 01***10 | Bolt, Fan Mounting | 4 |
| 01***16 | Bolt, Mount Solenoid Valve | 2 |
| 12***H1 | Terminal | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1001b Cranking Motor Mount
| 01***50 | Bolt,(For Strengthened Cover) | 3 |
| 01***45 | Washer,(For Travel Motor) (Not Show) | 3 |
| 12***H1 | Gasket, Starting Motor | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1001c Cranking Motor Delco #1993944
| 12***38 | Nut, Terminal - C.E | 1 |
| 12***39 | Washer, Lock - At Solenoid Switch | 1 |
| 12***96 | Washer, Terminal - C.E. Frame | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1001f Alternator
| 12***H1 | Bushing, Mounting Hinge | 1 |
| 12***H1 | Bolt, Field Coil And Support | 4 |
| 12***H1 | Bearing, Ball | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1011 Engine Oil Drain
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
| 07***12 | Gasket,Oil Pan Drain | 2 |
| 07***18 | Joint, Oil Pan Drain Tube | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1011a Air Cleaner Connections
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***10 | Nut,(Dust?Drip Proof? Trimming S.) | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1011b Air Cleaner
| 12***H1 | Nut, Wing | 1 |
| 42***20 | Cleaner Assembly, Air | 1 |
| 60***80 | Element, Primary Filter | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1015 Precleaner
| 01***75 | Bolt, Tube Mounting | 1 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
| 01***10 | Nut,(Without Air Conditioner) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1021 Exhaust Muffler And Connections
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***75 | Bolt,(For Adjusting) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1022 Glass Wool Exhaust Pipe
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 4 |
| 01***11 | Nut (M14-1.50 Thd), Nut; Was 01582-01411 | 2 |
| 12***40 | Washer,(Without Canopy) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1101 Accelerator Pedal Linkage
| 01***20 | Bolt,(Without Maintenance Monitor) | 2 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 1 |
| 01***20 | Bolt,See Fig. K4010-11a0 | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1101a Accelerator Pedal
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***60 | Bolt,(For Japan And Sweden) | 1 |
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1201 Radiator
| 01***20 | Bolt,(With Auto Emergency Steering) | 12 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 8 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 12 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1203 Radiator Mounting
| 01***30 | Bolt,(For Center Guard) | 2 |
| 01***12 | Bolt,(With Speedometer) | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 12 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1251 Radiator Piping
| 01***12 | Screw,(With Articulate Indicator) | 1 |
| 01***20 | Bolt,(Forwarded Individually Parts) | 2 |
| 01***80 | Screw | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1301 Fuel Tank And Piping
| 01***70 | Bolt, Mount Fuel Tank - Rear | 1 |
| 01***20 | Bolt, Fuel Tank Mounting | 2 |
| 01***16 | Bolt, Mount Solenoid Valve | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1401 Battery And Battery Box
| 01***45 | Bolt,(For Travel Motor) (Not Show) | 4 |
| 01***85 | Bolt,(For Perforated Mask) | 2 |
| 01***08 | Screw, Terminal | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1411 Instrument Panel
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***08 | Screw - Clip Mounting | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1421 Electrical System Console Box, L.H.
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***10 | Screw,(With Air Conditioner) | 1 |
| 01***08 | Washer,(For 1 Attachment And Pat) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1431 Electrical System - R.H. Console
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 1 |
| 01***12 | Screw,(For Side Lamp) (Not Shown) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1501 Electrical System Front Lights
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 6 |
| 01***16 | Screw, Mount Parking Lights | 8 |
| 01***10 | Bolt - Relay And Flasher Mounting | 16 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1501a Front Driving Light
| 42***02 | Light Assembly - Front Driving | 2 |
| 42***10 | Bulb - 85/65 W | 1 |
| 42***20 | Cushion | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1501b L. H. Turn Signal And Parking Light
| 01***16 | Screw - Mounting | 2 |
| 01***50 | Screw - Mounting | 2 |
| 01***05 | Washer - Mounting | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1501c R. H. Turn Signal And Parking Light
| 01***16 | Screw - Mounting | 2 |
| 01***50 | Screw - Mounting | 2 |
| 01***05 | Washer - Mounting | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1511 Electrical System Front Frame Line
| 01***08 | Screw - Clip Mounting | 2 |
| 01***16 | Bolt - Starting Motor Ground Cable | 3 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1515 Electrical Wiring With Ecss
| 01***08 | Screw - Clip Mounting | 4 |
| 01***14 | Bolt,(W/Joy Stick Str.)(W/O Heater) | 8 |
| 01***08 | Washer,(For 1 Attachment And Pat) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1521 Electrical System Floor Line
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
| 01***40 | Bolt,(With Service Valve R.H.) | 1 |
| 01***08 | Screw - Clip Mounting | 11 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1531 Electrical System Engine Line
| 01***16 | Bolt (With Air Heater & Conditioner) | 1 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 3 |
| 01***08 | Screw - Clip Mounting | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1541 Electrical System Rear Frame Line
| 01***16 | Bolt (With Air Heater & Conditioner) | 4 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 3 |
| 01***08 | Screw - Clip Mounting | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1551 Electrical System Battery Cables
| 01***16 | Bolt (With Air Heater & Conditioner) | 2 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
| 01***08 | Screw, Terminal | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1561 Electrical System Rear Lights
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***08 | Screw - Clip Mounting | 2 |
| 01***16 | Bolt - Starting Motor Ground Cable | 8 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1561a L. H. Rear Combination Light
| 08***03 | Bulb? 3w,Small | 1 |
| 08***20 | Bulb? 25/10w,Tail And Stop Lamp | 1 |
| 08***20 | Bulb? 25w,Turn Signal And Back-Up Lamp | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1561b R. H. Rear Combination Light
| 08***03 | Bulb? 3w,Small | 1 |
| 08***20 | Bulb? 25/10w,Tail And Stop Lamp | 1 |
| 08***20 | Bulb? 25w,Turn Signal And Back-Up Lamp | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1561c Rear Work Light
| 22***70 | Bulb? 24v,(For Japan) | 1 |
| 42***20 | Cushion | 4 |
| 42***02 | Light Assembly - Rear Work | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1575 Electrical System Wiring Harness Connections
| 08***00 | Connector (Modify Air Dryer Lead) | 2 |
| 08***00 | Connector | 1 |
| 08***01 | Connector - At Radio Power Source And Speaker | 7 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1600 Ether Start And Mounting
| 01***14 | Bolt - Plate Mounting | 2 |
| 01***16 | Bolt, Mount Solenoid Valve | 2 |
| 08***19 | Band,(Without Air Conditioner) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1610a Monitor Panel Without Ground Driven Steering
| 01***10 | Washer,(Except Japan) | 10 |
| 01***05 | Washer,(Except Japan) | 10 |
| 08***03 | Bulb? 3w,Turn Signal Lamp | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1610b Monitor Panel With Ground Driven Steering
| 01***10 | Washer,(Except Japan) | 10 |
| 01***05 | Washer,(Except Japan) | 10 |
| 08***03 | Bulb? 3w,Turn Signal Lamp | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Engine Related Parts & Electrical System : Fig No. 1611 Sensors
| 78***10 | Sensor,(With Speedometer) | 1 |
| 78***10 | Sensor,Torqflow And Water Temperature | 1 |
| 78***30 | Sensor, Transmission Oil Temperature | 1 |
Frame, Guard & Superstructure
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5001 Front Frame
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 10 |
| 01***40 | Bolt,(Dust And Dirt Protection) | 10 |
| 01***50 | Bolt - Torque Converter Totransmission Mounting | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5011 Rear Frame
| 01***60 | Bolt, Hanger Bearing Mounting | 8 |
| 01***70 | Bolt - Thrust Plate Mounting | 8 |
| 01***35 | Bolt, Hydraulic Tank Mounting | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5018 Additional Counterweight
| 01***50 | Bolt | 2 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 2 |
| 22***80 | Washer, Mount | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5055 Remote Rear Lubrication
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 2 |
| 07***10 | Connector, Grease Fitting | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5101 Floor Support
| 01***60 | Bolt,(For Ripper) | 8 |
| 01***20 | Bolt | 4 |
| 01***15 | Nut, Lock | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5111 Floor Frame
| 01***16 | Bolt (With Air Heater & Conditioner) | 5 |
| 01***16 | Screw | 2 |
| 01***20 | Screw,(Tbg/Abe Spec.) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5121 Console Box For Machines With Air Conditioner Or Heater
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 5 |
| 01***20 | Screw,Rubber | 2 |
| 01***16 | Screw,(For Joy Stick Steering) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5125 Console Box For Machines Without Air Conditioner Or Heater
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 5 |
| 01***20 | Screw,Rubber | 2 |
| 01***16 | Screw,(For Joy Stick Steering) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5131 Floor And Ladder With Cab
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 4 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 12 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5132 Floor And Ladder Without Cab
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 8 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 10 |
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 24 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5165 Floor Guard Without Cab
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 6 |
| 01***65 | Bolt - Transmission Tube Mounting | 3 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5201 Radiator Guard And Engine Hood
| 01***16 | Bolt, Mount Solenoid Valve | 4 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 9 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5202 Radiator Guard And Engine Hood Latches And Hinges
| 01***25 | Bolt,Without Revolution Sensor | 4 |
| 01***35 | Bolt | 2 |
| 01***12 | Bolt,(With Speedometer) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5291 Vandalism Protection
| 01***16 | Bolt, Mount Solenoid Valve | 2 |
| 01***05 | Nut,(For Air Conditioner Less), Nut | 2 |
| 01***23 | Washer,(With Auto Emergency Steering) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5301a Operators Seat Mounting Sears Brand
| 01***20 | Bolt,(Forwarded Individually Parts) | 4 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 8 |
| 42***41 | Arm Rest - 11.02 In. (280 mm) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5301b Operators Seat Sears Brand
| 01***23 | Washer | 4 |
| 01***32 | Washer,(With Auto Emergency Steering) | 4 |
| 02***25 | Bolt,(Europe Spec.) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5301c Operators Seat Suspension Sears Brand
| 42***20 | Suspension Assembly | 1 |
| 42***30 | Bearing Kit | 1 |
| 42***10 | Spring, Conical | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5301d Operators Seat Komatsu Brand
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***20 | Bolt,(Forwarded Individually Parts) | 4 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5305 Seat, Belt And Mounting Komatsu Brand
| 02***19 | Bolt,Tether | 2 |
| 09***01 | Bolt,(For Shipping) | 2 |
| 09***02 | Washer,(For Shipping) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5311 Operators Seat Kab Brand - Brown Fabric And Vinyl
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
| 20***10 | Seat Assembly (See Pg 04-050) | 1 |
| 20***10 | Upper Assembly - Fabric | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5311a Operators Seat Kab Brand - Black Vinyl
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
| 20***30 | Kit, Back Foam | 1 |
| 20***50 | Kit, Seat Foam | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5321 Seat Belt And Arm Rests Kab Brand
| 01***16 | Bolt (With Air Heater & Conditioner) | 4 |
| 01***20 | Bolt,(Forwarded Individually Parts) | 4 |
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5421 Rops Canopy
| 01***80 | Bolt,(With Scarifier) | 12 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 28 |
| 42***10 | Canopy Assembly, Rops | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5441 Operators Cab And Mounting
| 01***50 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 8 |
| 01***75 | Bolt - Cab To Rops | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5442a Operators Cab - Standard Polarity Wiper Motors Cab Model No. C0100a - Windows, Front Wiper And Work Lights
| 11***C1 | Seal, Bulk Door | 0 |
| 12***75 | Nut - Mounting | 2 |
| 12***88 | Washer | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5442b Operators Cab - Reverse Polarity Wiper Motors Cab Model No. C0100b - Windows, Front Wiper And Work Lights
| 01***45 | Washer,(For Quick Shift) (Mitsubishi) | 2 |
| 11***C1 | Seal, Bulk Door | 0 |
| 12***75 | Nut - Mounting | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5442c Operators Cab - Reverse Polarity Wiper Motors Cab Model No. C0100d - Windows, Front Wiper And Work Lights
| 11***C1 | Seal, Bulk Door | 0 |
| 12***75 | Nut - Mounting | 2 |
| 12***88 | Washer | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5442d Operators Cab - Reverse Polarity Wiper Motors Cab Model No. C0100j - Windows, Front Wiper And Work Lights
| 11***C1 | Seal, Bulk Door | 0 |
| 12***75 | Nut - Mounting | 2 |
| 12***88 | Washer | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5443a Operators Cab - Interior Trim Cab Model No. C0100a
| 12***H1 | Trim, Bottom Side Window Edge - 95.3 In | 0 |
| 13***98 | Washer | 1 |
| 18***13 | Bolt | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5443b Operators Cab - Interior Trim Cab Model No. C0100b
| 12***H1 | Trim, Bottom Side Window Edge - 95.3 In | 0 |
| 13***98 | Washer | 1 |
| 15***20 | Screw - Pan Head | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5443c Operators Cab - Interior Trim Cab Model No. C0100d Or C0100j
| 12***H1 | Insulation, Bulk Sheet | 0 |
| 12***H1 | Trim, Bottom Side Window Edge - 95.3 In | 0 |
| 13***98 | Washer | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5444 Operators Cab Left Door
| 01***12 | Bolt - Front Cover Mounting | 3 |
| 12***75 | Nut - Mounting | 1 |
| 12***88 | Washer | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5445 Operators Cab Right Door
| 01***12 | Bolt - Front Cover Mounting | 3 |
| 12***75 | Nut - Mounting | 1 |
| 12***88 | Washer | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5446a Operators Cab - Standard Polarity Wiper Motors Cab Model No. C0100a - Front Wiper
| 42***00 | Kit, Front Wiper | 1 |
| 42***03 | Kit, Front Wiper - Reverse Polarity | 1 |
| 42***10 | Motor, Wiper | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5446b Operators Cab - Reverse Polarity Wiper Motors Cab Model No. C0100b - Front Wiper
| 42***01 | Kit, Front Wiper | 1 |
| 42***03 | Kit, Front Wiper - Reverse Polarity | 1 |
| 42***20 | Arm - Wiper | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5446c Operators Cab - Reverse Polarity Wiper Motors Cab Model No. C0100d - Front Wiper
| 13***86 | Nut, Crown | 1 |
| 42***02 | Kit, Service - Front Wiper | 1 |
| 42***03 | Kit, Front Wiper - Reverse Polarity | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5446d Operators Cab - Reverse Polarity Wiper Motors Cab Model No. C0100j - Front Wiper
| 13***86 | Nut, Crown | 1 |
| 42***03 | Kit, Front Wiper - Reverse Polarity | 1 |
| 42***22 | Arm - Wiper | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5447a Operators Cab - Standard Polarity Wiper Motors Cab Model No. C0100a - Rear Wiper
| 42***00 | Kit, Rear Wiper | 1 |
| 42***10 | Motor Assembly, Wiper | 1 |
| 42***20 | Arm - Wiper | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5447b Operators Cab - Reverse Polarity Wiper Motors Cab Model No. C0100b, C0100d Or C0100j - Rear Wiper
| 42***20 | Arm - Wiper | 1 |
| 42***30 | Blade - Wiper | 1 |
| 42***00 | Kit, Rear Wiper - Reverse Polarity | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5448 Operators Cab Electrical Wiring
| 42***70 | Grommet | 1 |
| 42***80 | Grommet, Washer Hose | 1 |
| 42***31 | Cab Wiring | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5449 Operators Cab Work Light
| 01***11 | Nut - Mounting | 1 |
| 01***42 | Washer,Spring (For Pedal Steering), Washer-Spring | 1 |
| 04***60 | Screw, Serial Number Plate | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5471 Window Washer
| 01***20 | Bolt,See Fig. K4010-11a0 | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***05 | Nut,Voice Alarm | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5481 Mirror And Stay
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 8 |
| 08***23 | Mirror, Outside - Rear View | 2 |
| 42***70 | Stay, L.H | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5531 Air Conditioner - S/N A45469 And Below, Except A45411 Compressor Mounting
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5532 Air Conditioning Or Heater And Defroster S/N A45469 And Below, Except A45411
| 01***20 | Screw, Filter Mounting | 2 |
| 01***16 | Bolt, Mounting Transmission Control Switch | 4 |
| 01***16 | Bolt, Mount Solenoid Valve | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5533 Air Conditioning Or Heater And Defroster Piping Engine To Heater Core - S/N A45469 And Below, Except A45411
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 1 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 2 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5534 Air Conditioner - S/N A45469 And Below, Except A45411 Condenser Mounting
| 01***20 | Bolt,(Forwarded Individually Parts) | 2 |
| 01***16 | Bolt - Starting Motor Ground Cable | 4 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5535 Air Conditioner Piping - S/N A45469 And Below, Except A45411 Condenser To Compressor Lines
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5541 Air Conditioner - S/N A45469 And Below, Except A45411 Controls And Panel
| 42***11 | Air Conditioner Assembly | 1 |
| 42***70 | Damper Ass'Y,(See Fig.5595) | 1 |
| 42***90 | Hose - Drain | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5542 Air Conditioner - S/N A45469 And Below, Except A45411 Evaporator And Heater Coil
| 42***50 | Evaporator | 1 |
| 42***60 | Coil Assembly, Heater | 1 |
| 42***10 | Tube, Liquid - To Receiver | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5545 Air Conditioner - S/N A45469 And Below, Except A45411 Condenser
| 14***60 | Bolt, Fuse | 1 |
| 19***10 | Tank - Receiver Drier | 1 |
| 42***20 | Condenser Assembly | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5547 Air Conditioner - S/N A45469 And Below, Except A45411 Compressor And Clutch
| 41***10 | Compressor Assembly | 1 |
| 41***20 | Clutch Assembly, Magnet | 1 |
| 41***30 | Bolt With Washer - Clutch Assembly Mounting | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5585 Heater Unit - S/N A46000 And Below Controls And Panel
| 41***11 | Heater Ass'Y,(Without Joy Stick Steering) | 1 |
| 41***20 | Panel - Heater Controls | 1 |
| 41***31 | Case Ass'Y,(Yellow-E2) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5586 Heater Coil S/N A46000 And Below
| 42***60 | Coil Assembly, Heater | 1 |
| 42***30 | Hose - Shutoff Valve To Coil | 1 |
| 42***40 | Hose - Heater Coil To Radiator | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5587 Heater Unit Or Air Conditioner Unit - S/N A45469 And Below, Except A45411 Blower And Fan
| 42***60 | Blower Assembly | 1 |
| 42***80 | Duct,(See Fig.5597) | 1 |
| 42***10 | Motor Assembly | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5591 Heater And Defroster Mounting S/N A46001 And Up
| 01***20 | Bolt,(Forwarded Individually Parts) | 3 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 10 |
| 07***15 | Plug,(For Rops Sweep) (Without Cab) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5592 Cab Heater And Defroster Piping S/N A46001 And Up
| 01***16 | Bolt (With Air Heater & Conditioner) | 5 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 1 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 5 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5593 Heater Unit S/N A46001 And Up
| 42***10 | Unit Assembly, Heater | 1 |
| 42***20 | Plug, Hole | 2 |
| 42***40 | Plate, Top - Switch Box | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5594 Heater Unit - S/N A46001 And Up Heater Coil
| 42***80 | Cover - Coil Weldment | 1 |
| 42***50 | Bolt, Torx Truss - #10-32 X 1/2 In | 4 |
| 42***70 | Clamp, Hose | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5595 Heater Unit - S/N A46001 And Up Blower Fan
| 08***19 | Band - Tie Hose To Wire Harness | 1 |
| 14***79 | Washer, Flat - 3/16 In | 2 |
| 18***28 | Bolt, Cap Socket - #10-32 X 1/2 In | 5 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5596 Heater Unit - S/N A46001 And Up Top Cover
| 42***10 | Plug - 7/8 In | 1 |
| 42***40 | Cover - Top Weldment | 1 |
| 42***10 | Knob - Fan Control | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5597 Heater Unit - Filter Box S/N A46001 And Up
| 01***05 | Nut,(For Air Conditioner Less), Nut | 8 |
| 42***10 | Filter Box Assembly | 1 |
| 42***10 | Weldment, Fresh Air Filter | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5601 Air Conditioner Heater And Defroster Mounting S/N A45411, A45470 And Up
| 01***20 | Bolt,(Forwarded Individually Parts) | 3 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 10 |
| 07***15 | Plug,(For Rops Sweep) (Without Cab) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5602 Air Conditioner Compressor Mounting S/N A45411, A45470 And Up
| 01***35 | Bolt,(For Position Fixing) | 1 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5603 Cab Air Conditioner Piping S/N A45411, A45470 And Up
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5604 Air Conditioner Condenser Mounting S/N A45411, A45470 And Up
| 01***20 | Bolt,(Forwarded Individually Parts) | 2 |
| 01***16 | Bolt - Starting Motor Ground Cable | 4 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5605 Heater And Air Conditioning Unit S/N A45411, A45470 And Up
| 01***05 | Nut,(For Air Conditioner Less), Nut | 1 |
| 12***80 | Washer, Lock - Ground Screw | 1 |
| 42***10 | Unit Assembly, Heater And Air Conditioner | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5606 Heater And Air Conditioning Unit - S/N A45411, A45470 And Up Heater Coil
| 42***80 | Cover - Coil Weldment | 1 |
| 42***50 | Bolt, Torx Truss - #10-32 X 1/2 In | 4 |
| 42***70 | Clamp, Hose | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5607 Heater And Air Conditioning Unit - S/N A45411, A45470 And Up Blower Fan
| 08***19 | Band - Tie Hose To Wire Harness | 1 |
| 14***79 | Washer, Flat - 3/16 In | 2 |
| 18***28 | Bolt, Cap Socket - #10-32 X 1/2 In | 5 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5608 Heater And Air Conditioning Unit - S/N A45411, A45470 And Up Top Cover
| 42***40 | Cover - Top Weldment | 1 |
| 42***10 | Knob - Fan Control | 1 |
| 42***30 | Nut, Jam - 7/16-28 | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5609 Heater And Air Conditioning Unit - S/N A45411, A45470 And Up Evaporator Coil
| 42***40 | Switch - High-Pressure | 1 |
| 42***60 | Switch - Low-Pressure | 1 |
| 42***60 | O-Ring - 13/32 In | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5610 Air Conditioning Condenser S/N A45411, A45470 And Up
| 01***10 | Bolt,(With Auto Emergency Steering) | 14 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Frame, Guard & Superstructure : Fig No. 5611 Filter Box S/N A45411, A45470 And Up
| 01***05 | Nut,(For Air Conditioner Less), Nut | 8 |
| 42***10 | Filter Box Assembly | 1 |
| 42***10 | Weldment, Fresh Air Filter | 1 |
Mark Plates, Tools & Kits
Komatsu : Wa380-1lc(S/N A45001-Up) : Mark Plates, Tools & Kits : Fig No. 9802 Marks And Plates
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***70 | Plate, Operating - Starting Switch | 1 |
| 09***03 | Product Graphic, Work Equipment Control Lever Lock | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Mark Plates, Tools & Kits : Fig No. 9901 Tool Kit
| 07***50 | Pump, (Bellows Type) | 1 |
| 07***03 | Cartridge - Grease | 1 |
| 07***22 | Nozzle, Grease Pump | 1 |
Steering Control System
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4101 Steering Demand Valve
| 07***07 | O-Ring - (K10) | 1 |
| 07***12 | O-Ring, Divider Valve Mounting | 1 |
| 42***70 | O-Ring | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4111 Steering Valve Komatsu
| 41***30 | Cap, End | 1 |
| 41***60 | Plate, Spacer | 1 |
| 41***70 | Drive | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4111a Steering Valve Eaton
| 13***56 | Cap Screw | 2 |
| 20***50 | Ring, Seal | 4 |
| 42***12 | Valve Assembly, Steering | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4111b Steering Unit Eaton
| 10***21 | Bearing, Needle Thrust | 1 |
| 14***05 | Ring, Retaining | 1 |
| 14***08 | Screw, Set | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4121 Stop Valve
| 01***60 | Bolt, Mounting | 3 |
| 42***00 | Valve Assembly, Stop | 2 |
| 42***30 | Poppet | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4201 Steering Cylinder
| 07***08 | Plug,(For W/O. Corrosion Resistor) | 1 |
| 07***33 | Nut, Nylon | 1 |
| 07***30 | Bushing,Dust | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4301 Steering Piping Pump To Steering Demand Valve
| 01***10 | Bolt,(Noise Suppression Spec.) | 2 |
| 01***20 | Screw | 1 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4302 Demand Valve To Cylinder Steering Piping
| 01***20 | Bolt | 4 |
| 01***09 | Nut,(For Japan) | 8 |
| 01***32 | Washer,(With Auto Emergency Steering) | 12 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4303 Steering Piping Pump To Steering Valve
| 01***40 | Screw | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4304 Demand Valve To Stop Valve Steering Piping
| 01***60 | Bolt, Mounting | 6 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 7 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 5 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4401 Steering Wheel And Transmission Control
| 01***10 | Bolt, Fan Mounting | 2 |
| 01***16 | Screw,(For Air Conditioner Less) | 3 |
| 01***16 | Bolt, Mounting Transmission Control Switch | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4405 Transmission Control Switch
| 01***04 | Helisert | 1 |
| 01***10 | Screw, Mount Wire Assembly | 2 |
| 04***20 | Pin, Spring Retainer | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4451 Steering Column
| 01***40 | Screw | 2 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 2 |
| 01***23 | Washer,(With Auto Emergency Steering) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4801 Ground Driven Steering Pump
| 01***85 | Bolt | 4 |
| 01***42 | Washer,Spring (For Pedal Steering) | 4 |
| 04***24 | Pin,Dowel (For No.3 Housing) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4811 Divider Valve For Ground Driven Steering
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***30 | Screw | 2 |
| 01***70 | Screw | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4815 Check Valve For Ground Driven Steering
| 07***35 | O-Ring, At Lower Oil Cooler Inlet Port | 1 |
| 70***11 | Body | 1 |
| 70***21 | Poppet | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4831 Ground Driven Steering Piping Reservoir To Ground Driven Steering Pump
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 1 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 2 |
| 01***70 | Bolt, Mount Bracket And Oil Inlet Tube, Bolt | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4832 Ground Driven Steering Piping Divider Valve To Steering Valve And Hydraulic Pump
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Steering Control System : Fig No. 4833 Ground Driven Steering Piping Divider Valve To Reservoir
| 01***50 | Bolt,(With Service Valve R.H.) | 2 |
| 01***60 | Bolt, Mount Tube To Switch Pump | 6 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 2 |
Torque Converter And Transmission
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2301 Torque Converter Case
| 01***35 | Bolt, Mounting - Flywheel Housing End | 12 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 10 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2311 Torque Converter Basic Group
| 01***25 | Screw | 12 |
| 01***35 | Capscrew | 24 |
| 01***30 | Bolt, Mount Pump | 16 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2501 Transmission Case
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***32 | Washer,(With Auto Emergency Steering) | 4 |
| 04***30 | Bolt, Lifting Eye | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2505 Transmission Transfer Case
| 01***30 | Bolt,(Not Used With Emergency Str.) | 6 |
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 7 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2511 Transmission Reverse And Forward Clutch
| 01***55 | Bolt,(Tree Pusher Dozer) | 2 |
| 01***45 | Washer,(For Quick Shift) (Mitsubishi) | 2 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2512 Transmission 3rd And 4th Clutch
| 01***65 | Bolt | 3 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 4 |
| 04***34 | Pin-Dowel, Pin,Dowel (For Shipping) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2513 Transmission 1st And 2nd Clutch
| 01***50 | Bolt,(For Strengthened Cover) | 6 |
| 01***55 | Bolt,(Tree Pusher Dozer) | 2 |
| 01***70 | Bolt - Accumulator Mounting Bracket | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2514 Transmission Transfer Case Output Shaft
| 01***30 | Bolt,Radio Controlled Slag Handling | 6 |
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 11 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 17 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2515 Transmission Transmission Output Shaft
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 11 |
| 01***95 | Bolt | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2521 Transmission Outer Control Valve
| 01***20 | Bolt,(With Auto Emergency Steering) | 5 |
| 01***25 | Bolt,Without Revolution Sensor | 6 |
| 01***70 | Bolt, Mount Bracket And Oil Inlet Tube, Bolt | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2522 Transmission Inner Control Valve
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
| 01***35 | Bolt,(For Position Fixing) | 8 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 12 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2523 Transmission Solenoid Control Valve
| 01***85 | Bolt,(For 2nd Travel Speed) (Op) | 4 |
| 01***40 | Bolt | 5 |
| 01***10 | Screw, Mount Wire Assembly | 8 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2531 Transmission Lube Lines
| 01***60 | Bolt,(For Japan And Sweden) | 2 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2590 Transmission Service Kits
| 07***55 | O-Ring,Front Accessory Drive | 1 |
| 07***90 | O-Ring,(Dk029369-0020) (K2) | 1 |
| 07***05 | O-Ring,(Not Used With Emergency Str.) (K2) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2601 Torque Converter Transmission Pump
| 01***45 | Washer, Spring | 4 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 4 |
| 04***20 | Ring, Retaining | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2651 Transmission Oil Filter
| 07***23 | O-Ring,(F4350-68a0 -13 ) | 1 |
| 07***09 | Plug, Oil Drain | 1 |
| 42***01 | Oil Filter Ass'Y,(See Fig.2651) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2711 Transmission And Torque Converter Piping
| 01***45 | Bolt,(For Slag Handling) | 2 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Torque Converter And Transmission : Fig No. 2712 Torque Converter To Oil Cooler Piping
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***60 | Bolt, Mount Tube To Switch Pump | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
Work Equipment
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7001 Lift Arm Standard Boom
| 01***30 | Bolt,(For Rubber Shoe) | 8 |
| 01***08 | Washer,(For 1 Attachment And Pat) | 8 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7002 Lift Arm Hi-Lift Boom
| 01***30 | Bolt,(For Rubber Shoe) | 8 |
| 01***08 | Washer,(For 1 Attachment And Pat) | 8 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 6 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7011 Bellcrank Standard Boom
| 01***30 | Bolt,(For Rubber Shoe) | 5 |
| 01***08 | Washer,(For 1 Attachment And Pat) | 8 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7012 Bellcrank Hi-Lift Boom
| 01***30 | Bolt,(For Rubber Shoe) | 5 |
| 01***08 | Washer,(For 1 Attachment And Pat) | 8 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7101 General Purpose Bucket 2.9 Yd?
| 42***31 | Plate (Welded) | 2 |
| 42***40 | Skid, Wear Plate | 2 |
| 42***52 | Plate,L.H. (Welded) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7101a Light Material Bucket 5.25 Yd?
| 42***40 | Skid, Wear Plate | 2 |
| 42***52 | Plate,L.H. (Welded) | 1 |
| 42***62 | Plate,R.H. (Welded) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7101b Excavating Bucket 3.5 Yd?
| 42***40 | Skid, Wear Plate | 2 |
| 42***00 | Bucket, Excavating - 3.5 Yd? | 1 |
| 42***20 | Plate, Side Cutter | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7110 General Purpose Bucket W/Bolt-On Cutting Edge 4.0 Yd?
| 01***60 | Washer,Single Flange (Trimming) | 8 |
| 02***85 | Bolt, Mount Cutting Edge | 8 |
| 02***22 | Nut, 7/8 In. Nc | 8 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7110a Light Material Bucket W/Bolt-On Cutting Edge 5.25 Yd?
| 01***60 | Washer,Single Flange (Trimming) | 8 |
| 02***85 | Bolt, Mount Cutting Edge | 8 |
| 02***22 | Nut, 7/8 In. Nc | 8 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7110b Excavating Bucket W/Bolt-On Cutting Edge 3.5 Yd?
| 01***60 | Washer,Single Flange (Trimming) | 8 |
| 02***85 | Bolt, Mount Cutting Edge | 8 |
| 02***22 | Nut, 7/8 In. Nc | 8 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7401 Bucket Teeth Komatsu
| 01***60 | Washer,Single Flange (Trimming) | 2 |
| 02***22 | Nut, 7/8 In. Nc | 2 |
| 09***90 | Bolt,(Except Japan) | 22 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment : Fig No. 7402 Bolt-On Bucket Teeth Esco
| 02***90 | Bolt, Plow - 1 In Nc X 3 9/16 | 2 |
| 02***05 | Bolt, Mount Corner Adapters | 18 |
| 02***22 | Nut, 7/8 In. Nc | 18 |
Work Equipment Control System
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6001 Hydraulic Pump Loader And Steering - Sar 80
| 01***45 | Washer, Spring | 4 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 4 |
| 04***20 | Ring, Retaining | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6002 Hydraulic Pump Loader And Steering - Sar 56
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6003 Hydraulic Pump Loader And Steering - Sar 36
| 01***45 | Washer, Spring | 4 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 6 |
| 70***20 | Carrier | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6004 Hydraulic Pump Loader And Steering Pump - Sar 12
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6101 Hydraulic Tank
| 01***40 | Bolt,(With Center Guard) | 8 |
| 01***08 | Screw, Terminal | 2 |
| 01***12 | Screw,(For Side Lamp) (Not Shown) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6101a Hydraulic Reservoir Breather
| 28***20 | Element,(Wa320-1m?1p) | 1 |
| 41***31 | Breather Assembly, Hydraulic Reservoir | 1 |
| 41***70 | O-Ring,(Wa320-1m?1p) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6101b Reservoir Vacuum Pressure Relief Bruning Co.
| 65***91 | Valve Assembly, Reservoir Vacuum Pressure Relief | 1 |
| 88***91 | Kit, Service - Valve Repair | 1 |
| 92***C1 | Filter (Hydraulic Reservoir Vac/Pres Relief Valve) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6201 Two Spool Control Valve
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6201a Three Spool Control Valve
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***25 | Bolt,(Without Auto Priming System) | 3 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6202 Main Relief Valve
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 1 |
| 07***16 | O-Ring | 1 |
| 07***16 | Ring, Back-Up | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6202a Suction And Safety Valve
| 07***34 | O-Ring,Transmission And Steering Case | 1 |
| 07***34 | O-Ring,See Fig. K4010-65a0 | 1 |
| 70***70 | Spring | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6202b Suction And Safety Valve
| 07***34 | O-Ring,Transmission And Steering Case | 1 |
| 07***34 | O-Ring,See Fig. K4010-65a0 | 1 |
| 70***70 | Spring | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6202c Suction Valve
| 07***34 | O-Ring,Transmission And Steering Case | 1 |
| 07***34 | O-Ring,(F2310-59a0 -4 ) | 1 |
| 70***70 | Spring | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6301 Boom Cylinder
| 01***40 | Bolt,(Dust And Dirt Protection) | 6 |
| 01***90 | Screw | 4 |
| 01***83 | Washer, Spring | 4 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6311 Bucket Cylinder Standard Lift Boom
| 01***40 | Bolt,(Dust And Dirt Protection) | 6 |
| 01***65 | Bolt,(For Shipping) | 12 |
| 01***45 | Washer,(Without R.O.P.S.) | 12 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6312 Bucket Cylinder Hi-Lift Boom
| 01***40 | Bolt,(Dust And Dirt Protection) | 6 |
| 01***65 | Bolt,(For Shipping) | 12 |
| 01***45 | Washer,(Without R.O.P.S.) | 12 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6401 Hydraulic Piping Tank To Pump To Valve
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 4 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 1 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6402 Hydraulic Piping Equipment Valve And Mounting
| 01***85 | Bolt, Control Valve Mounting | 3 |
| 01***60 | Bolt, Mount | 4 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6403 Hydraulic Piping Valve To Tank
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6411 Hydraulic Piping Boom Cylinder Lines
| 01***55 | Bolt, Mount Lh Bracket | 2 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 4 |
| 01***09 | Nut,(For Japan) | 16 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6421 Hydraulic Piping Bucket Cylinder Line - Standard Lift Boom
| 01***60 | Bolt, Mount Tube To Switch Pump | 4 |
| 01***10 | Bolt,(Noise Suppression Spec.) | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6431 Hydraulic Piping Bucket Cylinder Line - Hi-Lift Boom
| 01***60 | Bolt, Mount Tube To Switch Pump | 4 |
| 01***10 | Bolt,(Noise Suppression Spec.) | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6441 Hydraulic Piping Cooling Line
| 01***30 | Bolt,(For Mechanical Governor) | 16 |
| 01***35 | Bolt,(For Position Fixing) | 8 |
| 01***60 | Bolt, Mount Tube To Switch Pump | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6451 Hydraulic Piping Accumulator To Solenoid Valve - Ecss
| 01***25 | Bolt - Valve To Bracket Mounting | 2 |
| 01***14 | Bolt - Fuel Sensor Mounting | 2 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 8 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6452 Hydraulic Piping Solenoid Valve To Control Valve And Return - Ecss
| 01***65 | Bolt,(Except Japan) | 4 |
| 01***70 | Bolt, Mount Bracket And Oil Inlet Tube, Bolt | 2 |
| 01***75 | Bolt,(For Adjusting) | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6453 Ecss Accumulator High Pressure
| 07***00 | O-Ring,(F4350-65a1 -5 ) | 1 |
| 07***90 | O-Ring,Grease Pump Strap | 1 |
| 07***90 | Ring,Back-Up (Kit) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6454 Ecss Accumulator Low Pressure
| 07***00 | O-Ring,(F4350-65a1 -5 ) | 1 |
| 07***90 | O-Ring,Grease Pump Strap | 1 |
| 07***90 | Ring,Back-Up (Kit) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6475 Hydraulic Piping Front Attachment
| 01***35 | Bolt, Mount Bracket To Floor | 4 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 2 |
| 01***09 | Nut,(For Japan) | 16 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6601 Equipment Control Levers For Machines With Two Spool Control Valve
| 01***16 | Bolt, Mounting Transmission Control Switch | 8 |
| 01***12 | Bolt,(With Speedometer) | 2 |
| 01***25 | Bolt - Relay Mounting | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6602 Equipment Control Lever Linkage For Machines With Two Spool Control Valve
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6603 Boom Control Lever With Ecss
| 01***30 | Screw, Mounting | 1 |
| 01***04 | Nut, Hex | 1 |
| 01***13 | Washer,Spring(For Wiper Switch Earth) | 1 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6620 Equipment Control Levers For Machines With Three Spool Control Valve
| 01***16 | Bolt, Mounting Transmission Control Switch | 8 |
| 01***12 | Bolt,(With Speedometer) | 2 |
| 01***25 | Bolt - Relay Mounting | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6622 Equipment Control Lever Linkage For Machines With Three Spool Control Valve
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 3 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6630 Equipment Control Lever Mono Lever
| 01***10 | Bolt - Relay And Flasher Mounting | 4 |
| 01***12 | Bolt,(With Speedometer) | 4 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 3 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6631 Equipment Control Lever Mono Lever Linkage
| 01***16 | Bolt, Mounting Transmission Control Switch | 8 |
| 01***25 | Bolt - Relay Mounting | 2 |
| 01***70 | Screw | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6632 Equipment Control Lever Mono Lever Cabling
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
Komatsu : Wa380-1lc(S/N A45001-Up) : Work Equipment Control System : Fig No. 6651 Boom Kick-Out And Bucket Positioner
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 1 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 2 |
WA380-1LC(S/N A45001-UP) serial number reference
The PIN plate is located on the front frame, on the right-hand side behind the front wheel. To read the prefix, identify the first three characters of the serial number sequence.
| Prefix | Identifies | Notes |
|---|---|---|
| A45 | WA380-1LC | Identifies the WA380-1LC series. Serial range A45001-UP. Engine: S6D114-1. |
Frequently asked questions
What engine is used in this model?
The WA380 series utilizes Komatsu diesel engines, such as the SAA6D107E-1 or SAA6D107E-3, providing between 191 and 204 net horsepower depending on the specific serial range and emissions tier.
What is the operating weight of the WA380?
The operating weight varies by configuration but typically ranges from approximately 17,010 kg (37,500 lbs) to 18,600 kg (41,000 lbs).
What model replaced the WA380-1 series?
The lineage progressed through several generations, including the WA380-7 and eventually the more modern WA380-8, which features advanced hydrostatic transmission and improved fuel efficiency.
What WA380-1LC(S/N A45001-UP) owners discuss
What engine is installed in the Komatsu WA380-1LC (S/N A45001-UP)?
The machine uses a Komatsu S6D114-1 engine.
How does the hydraulic system behave when operating temperatures rise?
As hydraulic oil warms, viscosity decreases. This can make internal leakage more noticeable at operating temperature, potentially causing functions to become weak when hot.
What are common symptoms of a transmission fault in this series of wheel loaders?
Common issues include slipping gears, overheating, delayed shifts, or a complete loss of drive.
What should be checked if the engine loses power specifically when performing heavy digging or loading tasks?
Inspect air-filter condition, fuel filters, fuel tank venting, intake hoses, and charge-air hoses for loose clamps or damaged pipes. Observe if the engine RPM drops heavily whenever hydraulics are engaged.
What electrical or sensor issues are frequently reported in Komatsu machines?
Faulty sensors or unstable power supplies can trigger multiple warning signals, intermittent starting, dashboard failure, or random machine shutdowns.
What is the primary diagnostic step when all hydraulic functions become slow simultaneously?
Check hydraulic oil level, verify correct hydraulic oil specification, inspect hydraulic filters, check engine RPM under load, and monitor hydraulic oil temperature. Do not assume a single cylinder failure if all functions are affected.
What should be inspected when purchasing a used WA380-1LC?
Verify the exact serial-prefix specification sheet and the installed attachment package. Check for any history of transmission shifting failures or hydraulic system lockups. Have your dealer verify.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
Need a specific WA380-1LC(S/N A45001-UP) part?
Search live OEM part data, check fitment, and cross-reference alternatives with Heavy Parts AI.