








$25.00
Generation
5-HLanguage
EnglishModel of Truck
WA470-5-H, WA480-5-HRegion
GermanyTruck Class
WA470, WA480Illustrated factory Workshop Manual for Komatsu 4WD Wheeled Loaders Models WA470-5-H and WA480-5-H.
This manual will assist you in diagnosing, repairing, and adjusting for your 4wd wheeled loader.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.
Covered Models (Germany):
WA470-5-H (SN: H50051-)
WA480-5-H (SN: H50051-)
Format: PDF, 1302 pages
Language: English
Table of Contents:
SAFETY
Safety
General
How to read the shop manual
Hoisting instructions
Coating materials
Standard tightening torque
Electric wire code
Conversion tables
Units
GENERAL
General assembly drawing
Specifications
Weight table
List of lubricant and coolant
STRUCTURE AND FUNCTION, MAINTENANCE STANDARD
Radiator, oil cooler
Engine mount, transmission mount
Power train
Power train system diagram
Drive shaft (propeller shaft)
Torque converter, transmission piping
Torque converter
Transmission
Transmission control valve
Axle
Differential
Final drive
Axle mounting, center hinge pin
Steering piping
Steering column, orbit-roll
Steering valve
Orbit-roll valve
Stop valve
Steering pump, switch pump
Emergency steering pump (op)
Emergency steering motor (op)
Steering cylinder
Joystick steering lever (op)
Steering lever (op)
Steering switch valve (op)
Brake piping
Brake valve
Charge valve
Accumulator (for brake)
Slack adjuster
Brake
Parking brake control
Parking brake
Parking brake solenoid valve
Parking brake emergency release valve
Hydraulic piping
Work equipment control lever
Hydraulic tank
Torque converter charging, work equipment, and PPC pumps
PPC relief valve
Travel damper valve (op)
Work equipment control valve
PPC valve
Work equipment control epc valve (op)
Shut off valve (op)
Cooling fan motor
Cooling fan motor drive pump
Servo valve
Safety valve
Work equipment linkage
Bucket
Bucket positioner, lift arm kick-out
Work equipment cylinder
Cab (op)
Air conditioner (op)
Machine monitoring system
Machine monitor
Transmission control system
Transmission controller
Work equipment control system (op)
Work equipment controller
Electric transmission control
Kick down, hold switch
Engine starting circuit
Engine stop circuit
Parking brake circuit
Turn signal, hazard lamp circuit
Backup lamp, stop lamp circuit
Small lamp, head lamp circuit
Working lamp circuit
Horn circuit
Windshield wiper/window washer circuit (If equipped with cab)
Sensors
Standard value table for engine
Standard value table for chassis
TESTING AND ADJUSTING
Measuring engine speed
Measuring exhaust color
Measuring exhaust temperature
Adjusting valve clearance
Measuring compression pressure
Measuring blow-by pressure
Measuring engine oil pressure
Measuring air supply pressure (boost pressure)
Measuring fuel pressure
Adjusting engine speed sensor
Handling equipment in fuel system
Releasing remaining pressure in fuel system
Bleeding air from fuel circuit
Reduced cylinder mode operation for engine
Checking for leakage in fuel system
Adjusting accelerator pedal potentiometer
Adjusting accelerator pedal microswitch
Adjusting transmission speed sensor
Testing and adjusting power train oil pressure
Flushing torque converter, transmission hydraulic circuit
Moving machine when transmission valve fails
Testing and adjusting steering control
Testing and adjusting steering oil pressure
Measuring brake oil pressure
Testing wear of wheel brake disc
Bleeding air from brake circuit
Testing wear of parking brake disc
Manual release method for parking brake
Testing and adjusting accumulator charge pressure
Testing and adjusting ppc oil pressure
Testing and adjusting work equipment hydraulic pressure
Testing and adjusting bucket positioner
Testing and adjusting lift arm kick-out
Checking proximity switch actuation pilot lamp
Adjusting machine monitor
Testing and adjusting load meter
Bleeding air
Releasing remaining pressure in hydraulic circuit.
Releasing remaining pressure in travel damper circuit
Handling controller high-voltage circuit
TESTING AND ADJUSTING
Points to remember when troubleshooting
Sequence of events in troubleshooting
Precautions when carrying out maintenance
Checks before troubleshooting
Equipment for troubleshooting electrical system
Special functions of machine monitor
Flow of modes and functions
Categories, procedure, and method of using troubleshooting charts
Connection table for connector pin numbers
TROUBLESHOOTING
Connector types and installation positions
Connectors layout drawing
Engine control system diagram
Error code [A000N1]
Error code [AD00L2]
Error code [AD00MA]
Error code [AD10L3]
Error code [AD10MA]
Error code [AD10MB]
Error code [AD11KA]
Error code [AD11KB]
Error code [AD51KA]
Error code [AD51KB]
Error code [ADA1KA]
Error code [ADAZKB]
Error code [ADB1KA]
Error code [ADC1KA]
Error code [ADD1KA]
Error code [ADDZKB]
Error code [ADE1KA]
Error code [ADF1KA]
Error code [D182KZ]
Error code [D1D0KB]
Error code [DB20KT]
Error code [AB20KT]
Error code [DB22KK]
Error code [DB29KQ]
Error code [DB2AMA]
Error code [DD11KB]
Error code [DGE3L6]
Error code [DGE4KX]
Error code [DH30KX]
Error code [DH40KX]
Error code [DK10KX]
Error code [DLE3LC]
Error code [DLH1LC]
Error code [ENG-1]
TROUBLESHOOTING OF ENGINE CONTROL SYSTEM (ENG MODE)
Connector types and installation positions
Connector layout drawing
Transmission control system diagram
Error code [1500L1]
Error code [15SAL1]
Error code [15SALH]
Error code [15SBL1]
Error code [15SBLH]
Error code [15SEL1]
Error code [15SELH]
Error code [15SFL1]
Error code [15SFLH]
Error code [15SGL1]
Error code [15SGLH]
Error code [15SHL1]
Error code [15SHLH]
Error code [15SJL1]
Error code [15SJLH]
Error code [989F00]
Error code [989G00]
Error code [B@C7NS]
Error code [D150KA]
Error code [D150KB]
Error code [D160KA]
Error code [D160KB]
Error code [D191KA]
Error code [D191KB]
Error code [D192KA]
Error code [D192KB]
Error code [DAQ0KK]
Error code [DAQ2KK]
Error code [DAQ9KQ]
Error code [DDK3KA]
Error code [DDK3KB]
Error code [DDK6KA]
Error code [DDK6KB]
Error code [DDS5KA]
Error code [DDS5KB]
Error code [DDT0L4]
Error code [DDT4LD]
Error code [DDW9LD]
Error code [DDWLLD]
Error code [DF10KA]
Error code [DF10KB]
Error code [DGF1KX]
Error code [DGR2KA]
Error code [DGR2KB]
Error code [DHT1KX]
Error code [DLE2KA]
Error code [DLE2LC]
Error code [DLT3KA]
Error code [DT20KB]
Error code [DW7BKA]
Error code [DW7BKB]
Error code [DW7CKA]
Error code [DW7CKB]
Error code [DX16KA]
Error code [DX16KB]
Error code [DXH1KA]
Error code [DXH1KB]
Error code [DXH4KA]
Error code [DXH4KB]
Error code [DXH5KA]
Error code [DXH5KB]
Error code [DXH6KA]
Error code [DXH6KB]
Error code [DXH7KA]
Error code [DXH7KB]
Error code [DXH8KA]
Error code [DXH8KB]
Error code [DXHHKA]
Error code [DXHHKB]
Error code [DY30MA]
Error code [DY30MC]
Action code [TM-1]
Action code [TM-2]
Action code [TM-3]
Action code [TM-4]
This manual will assist you in diagnosing, repairing, and adjusting for your 4wd wheeled loader.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.
Covered Models (Germany):
WA470-5-H (SN: H50051-)
WA480-5-H (SN: H50051-)
Format: PDF, 1302 pages
Language: English
Table of Contents:
SAFETY
Safety
General
How to read the shop manual
Hoisting instructions
Coating materials
Standard tightening torque
Electric wire code
Conversion tables
Units
GENERAL
General assembly drawing
Specifications
Weight table
List of lubricant and coolant
STRUCTURE AND FUNCTION, MAINTENANCE STANDARD
Radiator, oil cooler
Engine mount, transmission mount
Power train
Power train system diagram
Drive shaft (propeller shaft)
Torque converter, transmission piping
Torque converter
Transmission
Transmission control valve
Axle
Differential
Final drive
Axle mounting, center hinge pin
Steering piping
Steering column, orbit-roll
Steering valve
Orbit-roll valve
Stop valve
Steering pump, switch pump
Emergency steering pump (op)
Emergency steering motor (op)
Steering cylinder
Joystick steering lever (op)
Steering lever (op)
Steering switch valve (op)
Brake piping
Brake valve
Charge valve
Accumulator (for brake)
Slack adjuster
Brake
Parking brake control
Parking brake
Parking brake solenoid valve
Parking brake emergency release valve
Hydraulic piping
Work equipment control lever
Hydraulic tank
Torque converter charging, work equipment, and PPC pumps
PPC relief valve
Travel damper valve (op)
Work equipment control valve
PPC valve
Work equipment control epc valve (op)
Shut off valve (op)
Cooling fan motor
Cooling fan motor drive pump
Servo valve
Safety valve
Work equipment linkage
Bucket
Bucket positioner, lift arm kick-out
Work equipment cylinder
Cab (op)
Air conditioner (op)
Machine monitoring system
Machine monitor
Transmission control system
Transmission controller
Work equipment control system (op)
Work equipment controller
Electric transmission control
Kick down, hold switch
Engine starting circuit
Engine stop circuit
Parking brake circuit
Turn signal, hazard lamp circuit
Backup lamp, stop lamp circuit
Small lamp, head lamp circuit
Working lamp circuit
Horn circuit
Windshield wiper/window washer circuit (If equipped with cab)
Sensors
Standard value table for engine
Standard value table for chassis
TESTING AND ADJUSTING
Measuring engine speed
Measuring exhaust color
Measuring exhaust temperature
Adjusting valve clearance
Measuring compression pressure
Measuring blow-by pressure
Measuring engine oil pressure
Measuring air supply pressure (boost pressure)
Measuring fuel pressure
Adjusting engine speed sensor
Handling equipment in fuel system
Releasing remaining pressure in fuel system
Bleeding air from fuel circuit
Reduced cylinder mode operation for engine
Checking for leakage in fuel system
Adjusting accelerator pedal potentiometer
Adjusting accelerator pedal microswitch
Adjusting transmission speed sensor
Testing and adjusting power train oil pressure
Flushing torque converter, transmission hydraulic circuit
Moving machine when transmission valve fails
Testing and adjusting steering control
Testing and adjusting steering oil pressure
Measuring brake oil pressure
Testing wear of wheel brake disc
Bleeding air from brake circuit
Testing wear of parking brake disc
Manual release method for parking brake
Testing and adjusting accumulator charge pressure
Testing and adjusting ppc oil pressure
Testing and adjusting work equipment hydraulic pressure
Testing and adjusting bucket positioner
Testing and adjusting lift arm kick-out
Checking proximity switch actuation pilot lamp
Adjusting machine monitor
Testing and adjusting load meter
Bleeding air
Releasing remaining pressure in hydraulic circuit.
Releasing remaining pressure in travel damper circuit
Handling controller high-voltage circuit
TESTING AND ADJUSTING
Points to remember when troubleshooting
Sequence of events in troubleshooting
Precautions when carrying out maintenance
Checks before troubleshooting
Equipment for troubleshooting electrical system
Special functions of machine monitor
Flow of modes and functions
Categories, procedure, and method of using troubleshooting charts
Connection table for connector pin numbers
TROUBLESHOOTING
Connector types and installation positions
Connectors layout drawing
Engine control system diagram
Error code [A000N1]
Error code [AD00L2]
Error code [AD00MA]
Error code [AD10L3]
Error code [AD10MA]
Error code [AD10MB]
Error code [AD11KA]
Error code [AD11KB]
Error code [AD51KA]
Error code [AD51KB]
Error code [ADA1KA]
Error code [ADAZKB]
Error code [ADB1KA]
Error code [ADC1KA]
Error code [ADD1KA]
Error code [ADDZKB]
Error code [ADE1KA]
Error code [ADF1KA]
Error code [D182KZ]
Error code [D1D0KB]
Error code [DB20KT]
Error code [AB20KT]
Error code [DB22KK]
Error code [DB29KQ]
Error code [DB2AMA]
Error code [DD11KB]
Error code [DGE3L6]
Error code [DGE4KX]
Error code [DH30KX]
Error code [DH40KX]
Error code [DK10KX]
Error code [DLE3LC]
Error code [DLH1LC]
Error code [ENG-1]
TROUBLESHOOTING OF ENGINE CONTROL SYSTEM (ENG MODE)
Connector types and installation positions
Connector layout drawing
Transmission control system diagram
Error code [1500L1]
Error code [15SAL1]
Error code [15SALH]
Error code [15SBL1]
Error code [15SBLH]
Error code [15SEL1]
Error code [15SELH]
Error code [15SFL1]
Error code [15SFLH]
Error code [15SGL1]
Error code [15SGLH]
Error code [15SHL1]
Error code [15SHLH]
Error code [15SJL1]
Error code [15SJLH]
Error code [989F00]
Error code [989G00]
Error code [B@C7NS]
Error code [D150KA]
Error code [D150KB]
Error code [D160KA]
Error code [D160KB]
Error code [D191KA]
Error code [D191KB]
Error code [D192KA]
Error code [D192KB]
Error code [DAQ0KK]
Error code [DAQ2KK]
Error code [DAQ9KQ]
Error code [DDK3KA]
Error code [DDK3KB]
Error code [DDK6KA]
Error code [DDK6KB]
Error code [DDS5KA]
Error code [DDS5KB]
Error code [DDT0L4]
Error code [DDT4LD]
Error code [DDW9LD]
Error code [DDWLLD]
Error code [DF10KA]
Error code [DF10KB]
Error code [DGF1KX]
Error code [DGR2KA]
Error code [DGR2KB]
Error code [DHT1KX]
Error code [DLE2KA]
Error code [DLE2LC]
Error code [DLT3KA]
Error code [DT20KB]
Error code [DW7BKA]
Error code [DW7BKB]
Error code [DW7CKA]
Error code [DW7CKB]
Error code [DX16KA]
Error code [DX16KB]
Error code [DXH1KA]
Error code [DXH1KB]
Error code [DXH4KA]
Error code [DXH4KB]
Error code [DXH5KA]
Error code [DXH5KB]
Error code [DXH6KA]
Error code [DXH6KB]
Error code [DXH7KA]
Error code [DXH7KB]
Error code [DXH8KA]
Error code [DXH8KB]
Error code [DXHHKA]
Error code [DXHHKB]
Error code [DY30MA]
Error code [DY30MC]
Action code [TM-1]
Action code [TM-2]
Action code [TM-3]
Action code [TM-4]
General
Generation
5-HLanguage
EnglishModel of Truck
WA470-5-H, WA480-5-HRegion
GermanyTruck Class
WA470, WA480Type of Document
Workshop ManualType of Truck
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