Komatsu D475A-5 - Service Manual / Repair Manual - Wiring Diagrams

KOMATSU D475A-5 - WORKSHOP, SERVICE, REPAIR MANUAL - WIRING DIAGRAMS

- English Service Manual / Repair Manual and Wiring Diagrams, to Komatsu D475A-5.

 

CONTENTS:

- SAFETY
- Safety Notice
- FOREWORD
- General
- How To Read The Shop Manual
- Hoisting Instructions
- Method Of Disassembling, Connecting Push-Pull Type Coupler
- Coating Materials
- Standard Tightening Torque
- Electric Wire Code
- Conversion Table
- Units
- 01 GENERAL
- Specification Drawings
- Specifications
- Weight Table
- Fuel, Coolant And Lubricants
- 10 STRUCTURE, FUNCTION AND
- Radiator And Oil Cooler
- Engine Mount
- Power Train
- Power Train Hydraulic Equipment Arrangement
- Damper And Universal Joint
- Power Train Unit
- Torque Converter And Pto
- Torque Converter Valve
- Torque Converter Lock-Up Control System
- Scavenging Pump
- Transmission Control
- Transmission
- Transmission Ecmv
- Transmission Clutch Ecmv
- Priority Valve
- Lubricating Oil Relief Valve
- Power Train, Lubrication Pump
- Steering, Brake Control
- Final Drive
- Steering Unit
- Steering Ecmv
- Steering Clutch Ecmv, Steering Brake Ecmv
- Parking Brake Valve
- Sudden Stop Prevention Valve
- Sprocket
- Track Frame
- Recoil Spring
- Idler
- Track Roller
- Carrier Roller
- Track Roller Bogie
- Track Shoe
- Main Frame
- Suspension
- Work Equipment Hydraulic Equipment Arrangement
- Ppc Control Piping Diagram
- Work Equipment Control
- Work Equipment Pump
- Cooling Fan Pump
- Cooling Fan Motor
- Ppc Valve
- Electric Lever (Steering)
- Control Valve
- Main Relief Valve
- Clss
- Unload Valve
- Introduction Of Ls Pressure (Ls Shuttle Valve)
- Ls Bypass Plug
- Pressure Compensation Valve
- Blade Lift Valve
- Merge Divider Valve
- Self Pressure Reducing Valve
- Pilot Solenoid Valve
- Hydraulic Tank
- Accumulator
- Work Equipment Cylinder
- Piston Valve
- Quick Drop Valve
- Blade Control Knob
- Pitch And Dual Solenoid Valve
- Pin Puller Hydraulic Circuit Diagram
- Pin Puller Solenoid Valve
- Cylinder Stay
- Blade
- Ripper Equipment
- Cab Mount
- Cab
- Air Conditioner
- Engine Control
- Engine Control System
- Deceleration Potentiometer
- Engine Control System With Electronic Engine Throttle Controller
- Fuel Injection Pump With Electronic Governor
- Monitor System
- Monitor Panel
- Sensors
- Mode Selection System
- Electrical Equipment
- Steering Electronic Control System
- Vhms Controller
- Sensors
- Communication (Orb: Orbcomm) Controller/Antenna
- 20 TESTING AND ADJUSTING
- Standard Value Table For Engine
- Standard Value Table For Chassis
- Testing And Adjusting
- TESTING, ADJUSTING, AND TROUBLESHOOTING DEVICES TABLE
- MEASURING ENGINE SPEED
- MEASURING INTAKE AIR PRESSURE (BOOST PRESSURE)
- MEASURING EXHAUST TEMPERATURE
- MEASURING EXHAUST GAS COLOR
- ADJUSTING VALVE CLEARANCE
- MEASURING COMPRESSION PRESSURE
- MEASURING BLOW-BY PRESSURE
- MEASURING ENGINE OIL PRESSURE
- TESTING AND ADJUSTING FUEL INJECTION TIMING
- TESTING AND ADJUSTING ALTERNATOR BELT TENSION
- TESTING AND ADJUSTING BELT TENSION FOR AIR CONDITIONER COMPRESSOR
- ADJUSTING ENGINE SPEED SENSOR
- ADJUSTING FUEL CONTROL DIAL AND DECELERATOR PEDAL
- MEASURING POWER TRAIN OIL PRESSURE
- ADJUSTING TRANSMISSION SPEED SENSOR
- SIMPLE METHOD OF TESTING BRAKE PERFORMANCE
- ADJUSTING BRAKE PEDAL AND PARKING BRAKE LEVER
- ADJUSTING PCCS LEVER CONSOLE POSITION
- EMERGENCY ESCAPE METHOD WHEN POWER TRAIN HAS TROUBLE
- ADJUSTING CLEARANCE OF IDLER
- INSPECTING WEAR OF SPROCKET
- TESTING AND ADJUSTING TRACK SHOE TENSION
- TESTING AND ADJUSTING WORK EQUIPMENT OIL PRESSURE
- TESTING AND ADJUSTING CONTROL CIRCUIT BASIC PRESSURE
- MEASURING PPC VALVE OUTPUT PRESSURE AND SOLENOID VALVE OUTPUT PRESSURE
- ADJUSTING PLAY OF PPC VALVE
- MEASURING OUTLET PRESSURE OF RIPPER PIN PULLER SOLENOID VALVE
- TESTING PARTS WHICH CAUSE HYDRAULIC DRIFT OF BLADE AND RIPPER
- MEASURING INTERNAL LEAKAGE OF WORK EQUIPMENT CYLINDER
- RELEASING RESIDUAL PRESSURE FROM WORK EQUIPMENT CIRCUIT
- BLEEDING AIR FROM WORK EQUIPMENT CYLINDER
- ADJUSTING BLADE LEVER TILTING STROKE
- ADJUSTING RIPPER LEVER POSITION
- ADJUSTING LOCK LEVER
- MEASURING FAN MOTOR SPEED
- MEASURING FAN CIRCUIT OIL PRESSURE
- BLEEDING AIR FROM FAN PUMP
- MEASUREMENT PROCEDURE FOR BLADE TILT CONTROL ANGLE (DUAL TILT DOZER SPECIFICATION)
- MEASUREMENT PROCEDURE FOR BLADE TILT CONTROL ANGLE (SUPERDOZER SPECIFICATION)
- TESTING AND ADJUSTING OPERATOR'S CAB
- ADJUSTING BLADE
- SPECIAL FUNCTIONS OF MONITOR PANEL (EMMS)
- ADJUSTMENT METHOD OF REPLACED CONTROLLER
- PREPARATION WORK FOR TROUBLESHOOTING FOR ELECTRICAL EQUIPMENT SYSTEM
- HANDLING OF OPTIONAL DEVICES
- INITIALIZATION PROCEDURES FOR VHMS CONTROLLER
- PROCEDURES FOR EXECUTING QUICK PM
- PRECAUTIONS FOR REPLACING VHMS CONTROLLER
- PM CLINIC SERVICE
- Troubleshooting
- POINTS TO REMEMBER WHEN TROUBLESHOOTING
- SEQUENCE OF EVENTS IN TROUBLESHOOTING
- POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
- CHECKS BEFORE TROUBLESHOOTING
- CLASSIFICATION AND PROCEDURES OF TROUBLESHOOTING
- CONNECTOR ARRANGEMENT DRAWING AND ELECTRIC CIRCUIT DIAGRAM OF EACH SYSTEM
- CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
- T-BRANCH BOX AND T-BRANCH TABLE
- TROUBLESHOOTING WHEN SERVICE CODE "ELECTRICAL SYSTEM" AND FAILURE CODE "MECHANICAL SYSTEM" ARE INDICATED
- INFORMATION CONTAINED IN TROUBLESHOOTING TABLE
- ERROR CODE [1500L0] (TRANSMISSION CLUTCH: SEE THE LIST. (L0))
- ERROR CODE [15SAL1] (FORWARD CLUTCH: SEE THE LIST. (L1))
- ERROR CODE [15SALH] (FORWARD CLUTCH: SEE THE LIST. (LH))
- ERROR CODE [15SBL1] (REVERSE CLUTCH: SEE THE LIST. (L1))
- ERROR CODE [15SBLH] (REVERSE CLUTCH: SEE THE LIST. (LH))
- ERROR CODE [15SEL1] (1ST CLUTCH: SEE THE LIST. (L1))
- ERROR CODE [15SELH] (1ST CLUTCH: SEE THE LIST. (LH))
- ERROR CODE [15SFL1] (2ND CLUTCH: SEE THE LIST. (L1))
- ERROR CODE [15SFLH] (2ND CLUTCH: SEE THE LIST. (LH))
- ERROR CODE [15SGL1] (3RD CLUTCH: SEE THE LIST. (L1))
- ERROR CODE [15SGLH] (3RD CLUTCH: SEE THE LIST. (LH))
- ERROR CODE [1800MW] (POWER TRAIN CLUTCH: SLIP (MW))
- ERROR CODE [2201L1] (RIGHT CLUTCH: SEE THE LIST. (L1))
- ERROR CODE [2201LH] (RIGHT CLUTCH: SEE THE LIST. (LH))
- ERROR CODE [2202L1] (LEFT CLUTCH: SEE THE LIST. (L1))
- ERROR CODE [2202LH] (LEFT CLUTCH: SEE THE LIST. (LH))
- ERROR CODE [2300NR] (BRAKE THERMAL LOAD: ABNORMAL HEATING (NR))
- ERROR CODE [2301L1] (RIGHT BRAKE: SEE THE LIST. (L1))
- ERROR CODE [2301LH] (RIGHT BRAKE: SEE THE LIST. (LH))
- ERROR CODE [2301NR] (RIGHT STEERING BRAKE THERMAL LOAD: ABNORMAL HEATING (NR))
- ERROR CODE [2302L1] (LEFT BRAKE: SEE THE LIST. (L1))
- ERROR CODE [2302LH] (LEFT BRAKE: SEE THE LIST. (LH))
- ERROR CODE [2302NR] (LEFT STEERING BRAKE THERMAL LOAD: ABNORMAL HEATING (NR))
- ERROR CODE [A000N1] (OR VHMS_LED IS DISPLAYED "N2" ->"01") ENGINE OVERRUN
- ERROR CODE [A70XLK] (GOVERNOR SERVO SYSTEM RIGHT: *REFER TO TABLE (LK))
- ERROR CODE [A70YLK] (GOVERNOR SERVO SYSTEM LEFT: *REFER TO TABLE (LK))
- ERROR CODE [AA1ANX] (AIR CLEANER: CLOGGING (NX))
- ERROR CODE [AB00MA] (ALTERNATOR: MALFUNCTION (MA))
- ERROR CODE [B@BAZG] (ENGINE OIL: OIL PRESSURE REDUCTION (ZG))
- ERROR CODE [B@BAZK] (ENGINE OIL: OIL LEVEL REDUCTION (ZK))
- ERROR CODE [B@BCNS] (RADIATOR COOLANT: OVERHEAT (NS))
- ERROR CODE [B@BCZK] (RADIATOR COOLANT: LEVEL REDUCTION (ZK))
- ERROR CODE [B@CENS] (POWER TRAIN OIL: OVERHEAT (NS))
- ERROR CODE [B@HANS] (HYDRAULIC OIL: OVERHEAT (NS))
- ERROR CODE [B@HAZK] (HYDRAULIC OIL: LEVEL REDUCTION (ZK))
- ERROR CODE [D110KA] (BATTERY RELAY: DISCONNECTION (KA))
- ERROR CODE [D110KB] (BATTERY RELAY: SHORT CIRCUIT (KB))
- ERROR CODE [D130KA] (NEUTRAL SAFETY RELAY: DISCONNECTION (KA))
- ERROR CODE [D130KB] (NEUTRAL SAFETY RELAY: SHORT CIRCUIT (KB))
- ERROR CODE [D161KA] (BACK-UP ALARM RELAY: DISCONNECTION (KA))
- ERROR CODE [D161KB] (BACK-UP ALARM RELAY: SHORT CIRCUIT (KB))
- ERROR CODE [D182KZ] (PREHEATER RELAY: LOWERING OF LEVEL (KZ))
- ERROR CODE [D1D0KA] (GOVERNOR CUTOUT RELAY RIGHT: DISCONNECTION (KA))
- ERROR CODE [D1D0KB] (GOVERNOR CUTOUT RELAY RIGHT: SHORT CIRCUIT (KB))
- ERROR CODE [D1D1KA] (GOVERNOR CUTOUT RELAY LEFT: DISCONNECTION (KA))
- ERROR CODE [D1D1KB] (GOVERNOR CUTOUT RELAY LEFT: SHORT CIRCUIT (KB))
- ERROR CODE [D5ZFKA] (NEUTRAL SIGNAL 1: DISCONNECTION (KA))
- ERROR CODE [D5ZFKB] (NEUTRAL SIGNAL 1: SHORT CIRCUIT (KB))
- ERROR CODE [D5ZFL4] (ENGINE CONTROLLER NEUTRAL SIGNAL: ON AND OFF SIGNALS DO NOT AGREE (L4))
- ERROR CODE [D5ZGKA] (NEUTRAL SIGNAL 2: DISCONNECTION (KA))
- ERROR CODE [D5ZGKB] (NEUTRAL SIGNAL 2: SHORT CIRCUIT (KB))
- ERROR CODE [D5ZKKX] (CHASSIS THROTTLE SIGNAL: OUT OF INPUT SIGNAL RANGE (KX))
- ERROR CODE [D5ZRKA] (SNAP SHOT SWITCH: DISCONNECTION (KA))
- ERROR CODE [D5ZRKB] (SNAP SHOT SWITCH: SHORT CIRCUIT (KB))
- ERROR CODE [DAFRKR] (MONITOR PANEL CAN COMMUNICAITONS: DEFECTIVE COMMUNICATION (KR))
- ERROR CODE [DAQ0KK] (TRANSMISSION CONTROLLER: SOURCE VOLTAGE REDUCTION (INPUT) (KK))
- ERROR CODE [DAQ0KT] (TRANSMISSION CONTROLLER: ABNORMALITY IN CONTROLLER (KT))
- ERROR CODE [DAQ5KK] (TRANSMISSION CONTROLLER POTENTIOMETER POWER SUPPLY: SOURCE VOLTAGE REDUCTION (INPUT) (KK))
- ERROR CODE [DAQ6KK] (TRANSMISSION CONTROLLER SENSOR POWER SUPPLY: SOURCE VOLTAGE REDUCTION (INPUT) (KK))
- ERROR CODE [DAQ9KQ] (TRANSMISSION CONTROLLER TYPE COLLATION: TYPE SELECT SIGNAL INCONSISTENCY (KQ))
- ERROR CODE [DAQRKR] (TRANSMISSION CONTROLLER CAN COMMUNICATIONS DEFECTIVE COMMUNICATION (ABNORMALITY IN OBJECTIVE COMPONENT SYSTEM) (KR))
- ERROR CODE [DAQSKR] (TRANSMISSION CONTROLLER S-NET COMMUNICATION: DEFECTIVE COMMUNICATION (ABNORMALITY IN OBJECTIVE COMPONENT SYSTEM) (KR))
- ERROR CODE [DB30KK] (STEERING CONTROLLER: SOURCE VOLTAGE REDUCTION (INPUT) (KK))
- ERROR CODE [DB30KT] (STEERING CONTROLLER: ABNORMALITY IN CONTROLLER (KT))
- ERROR CODE [DB35KK] (STEERING CONTROLLER POTENTIOMETER POWER SUPPLY: SOURCE VOLTAGE REDUCTION (INPUT) (KK))
- ERROR CODE [DB36KK] (STEERING CONTROLLER SENSOR POWER SUPPLY: SOURCE VOLTAGE REDUCTION (INPUT) (KK))
- ERROR CODE [DB39KQ] (STEERING CONTROLLER TYPE COLLATION: TYPE SELECT SIGNAL INCONSISTENCY (KQ))
- ERROR CODE [DB3RKR] (STEERING CONTROLLER CAN COMMUNICATION: DEFECTIVE COMMUNICATION (ABNORMALITY IN OBJECTIVE COMPONENT SYSTEM) (KR))
- ERROR CODE [DB3SKR] (STEERING CONTROLLER S-NET COMMUNICATION: DEFECTIVE COMMUNICATION (ABNORMALITY IN OBJECTIVE COMPONENT SYSTEM) (KR))
- ERROR CODE [DB40KK] (ENGINE CONTROLLER: LOWERING OF SOURCE VOLTAGE (KK))
- ERROR CODE [DB41KK] (SWITCH POWER SUPPLY: LOWERING OF SOURCE VOLTAGE (KK))
- ERROR CODE [DB42KK] (SOLENOID POWER SUPPLY 1: LOWERING OF SOURCE VOLTAGE (KK))
- ERROR CODE [DB43KK] (BACKUP POWER SUPPLY: LOWERING OF SOURCE VOLTAGE (KK))
- ERROR CODE [DB44KK] (SOLENOID POWER SUPPLY 2: LOWERING OF SOURCE VOLTAGE (KK))
- ERROR CODE [DB45KP] (RACK SENSOR POWER SUPPLY: LOWERING OF OUTPUT VOLTAGE (KP))
- ERROR CODE [DB49KM] (WRONG CONNECTION OF CONNECTOR: MISTAKE IN OPERATION OR SETTING (KM))
- ERROR CODE [DB49KQ] (ENGINE CONTROLLER SPECIFICATION: DISAGREEMENT OF MODEL SELECTION SIGNALS (KQ))
- ERROR CODE [DBB0KK] (OR LED OF VHMS CONTROLLER INDICATES "N9" ---> "01") (VHMS CONTROLLER: LOWERING OF SOURCE VOLTAGE (KK))
- ERROR CODE [DBB0KQ] (OR LED OF VHMS CONTROLLER INDICATES "NF" ---> "11") (CHECK OF VHMS CONTROLLER MODEL: DISAGREEMENT OF MODEL SELECTION SIGNALS (KQ))
- ERROR CODE [DBB3KK] (OR LED OF VHMS CONTROLLER INDICATES "N9" ---> "02") (VHMS CONTROLLER: LOWERING OF BATTERY DIRECT SOURCE VOLTAGE (KK))
- ERROR CODE [DBB5KP] (OR LED OF VHMS CONTROLLER INDICATES "N9" ---> "04") (SENSOR POWER SUPPLY (5 V): LOWERING OF OUTPUT VOLTAGE (KP))
- ERROR CODE [DBB6KP] (OR LED OF VHMS CONTROLLER INDICATES "N9" ---> "02") (SENSOR POWER SUPPLY (24 V): LOWERING OF OUTPUT VOLTAGE (KP))
- ERROR CODE [DBB7KP] (OR LED OF VHMS CONTROLLER INDICATES "N9" ---> "03") (SENSOR POWER SUPPLY (12 V): LOWERING OF OUTPUT VOLTAGE (KP))
- ERROR CODE [DBBQKR] (OR LED OF VHMS CONTROLLER INDICATES "N8" ---> "02") (VHMS KOM-NET: DEFECTIVE COMMUNICATION (KR))
- ERROR CODE [DD12KA] (SHIFT UP SWITCH: DISCONNECTION (KA))
- ERROR CODE [DD12KB] (SHIFT UP SWITCH: SHORT CIRCUIT (KB))
- ERROR CODE [DD13KA] (SHIFT DOWN SWITCH: DISCONNECTION (KA))
- ERROR CODE [DD13KB] (SHIFT DOWN SWITCH: SHORT CIRCUIT (KB))
- ERROR CODE [DD14KA] (PARKING LEVER SWITCH: DISCONNECTION (KA))
- ERROR CODE [DD14KB] (PARKING LEVER SWITCH: SHORT CIRCUIT (KB))
- ERROR CODE [DDN2LD] (BLADE TILT RIGHT OIL PRESSURE SWITCH SYSTEM: REFER TO TABLE (LD))
- ERROR CODE [DDN3LD] (BLADE TILT LEFT OIL PRESSURE SWITCH SYSTEM: REFER TO TABLE (LD))
- ERROR CODE [DDN7KA] (BLADE PITCH SWITCH: DISCONNECTION (KA))
- ERROR CODE [DDN7KB] (BLADE PITCH SWITCH: SHORT CIRCUIT (KB))
- ERROR CODE [DDN9KA] (BLADE TILT SWITCH: DISCONNECTION (KA))
- ERROR CODE [DDN9KB] (BLADE TILT SWITCH: SHORT CIRCUIT (KB))
- ERROR CODE [DDNALD] (BLADE LIFT RAISE FULL OIL PRESSURE SWITCH: REFER TO TABLE (LD))
- ERROR CODE [DDNBLD] (RIPPER LIFT RAISE OIL PRESSURE SWITCH: REFER TO TABLE (LD))
- ERROR CODE [DDNCLD] (RIPPER LIFT LOWER OIL PRESSURE SWITCH: REFER TO TABLE (LD))
- ERROR CODE [DDNDLD] (RIPPER TILT IN OIL PRESSURE SWITCH: REFER TO TABLE (LD))
- ERROR CODE [DDNELD] (RIPPER TILT BACK OIL PRESSURE SWITCH: REFER TO TABLE (LD))
- ERROR CODE [DDNFLD] (BLADE LIFT LOWER FULL OIL PRESSURE SWITCH: REFER TO TABLE (LD))
- ERROR CODE [DDQ2KA] (PARKING LEVER SWITCH: DISCONNECTION (KA))
- ERROR CODE [DDQ2KB] (PARKING BRAKE LEVER SWITCH: SHORT CIRCUIT (KB))
- ERROR CODE [DDQ2L4] (PARKING BRAKE LEVER SWITCH: SEE TABLE (L4))
- ERROR CODE [DGE1KB] (OR LED OF VHMS CONTROLLER INDICATES "N2" ---> "42") (ENGINE OIL TEMPERATURE SENSOR SYSTEM: SHORT CIRCUIT (KB)) (30 MINUTES AFTER ENGINE IS STARTED (ABOVE 500 RPM))
- ERROR CODE [DGE1KY] (OR LED OF VHMS CONTROLLER INDICATES "N2" ---> "41") (ENGINE OIL TEMPERATURE SENSOR SYSTEM: DISCONNECTION (KY))
- ERROR CODE [DGE2KX] (COOLANT TEMPERATURE SENSOR: OUT OF INPUT SIGNAL RANGE (KX))
- ERROR CODE [DGE3KA] (ENGINE COOLANT TEMPERATURE SENSOR GAUGE) (FOR LOW TEMPERATURE): DISCONNECTION (KA))
- ERROR CODE [DGE5KB] (OR LED OF VHMS CONTROLLER INDICATES "N4" ---> "01") (ATMOSPHEREIC TEMPERATURE SENSOR SYSTEM: DISCONNECTION OR SHORT CIRCUIT (KY OR KB))
- ERROR CODE [DGS1KX] (HYDRAULIC OIL TEMPERATUER SENSOR: INPUT SIGNAL IS OUT OF NORMAL RANGE (KX))
- ERROR CODE [DGT5KA] (OR LED OF VHMS CONTROLLER INDICATES "N3" ---> "22") (LEFT BANK EXHAUST TEMPERATURE SENSOR SYSTEM: DISCONNECTION (KA))
- ERROR CODE [DGT5KB] (OR LED OF VHMS CONTROLLER INDICATES "N3" ---> "21" (LEFT BANK EXHAUST TEMPERATURE SENSOR SYSTEM: SHORT CIRCUIT (KB))
- ERROR CODE [DGT6KA] (OR LED OF VHMS CONTROLLER INDICATED "N3" ---> "12") (RIGHT BANK EXHAUST TEMPERATURE SENSOR SYSTEM: DISCONNECTION (KA))
- ERROR CODE [DGT6KB] (OR LED OF VHMS CONTROLLER INDICATES "N3" ---> "11") (RIGHT BANK EXHAUST TEMPERATURE SENSOR SYSTEM: SHORT CIRCUIT (KB))
- ERROR CODE [DH22KA] (WORK EQUIPMENT PUMP OIL PRESSURE SENSOR (F): DISCONNECTION (KA))
- ERROR CODE [DH22KB] (WORK EQUIPMENT PUMP OIL PRESSURE SENSOR (F): SHORT CIRCUIT (KB))
- ERROR CODE [DH23KA] (WORK EQUIPMENT PUMP OIL PRESSURE SENSOR (R): DISCONNECTION (KA))
- ERROR CODE [DH23KB] (WORK EQUIPMENT PUMP OIL PRESSURE SENSOR (R): SHORT CIRCUIT (KB))
- ERROR CODE [DHE4KA] (ENGINE OIL PRESSURE SENSOR: DISCONNECTION (KA))
- ERROR CODE [DHE4KB] (ENGINE OIL PRESSURE SENSOR: SHORT CIRCUIT (KB))
- ERROR CODE [DHE5KB] (OR LED OF VHMS CONTROLLER INDICATES "N3" ---> "32") (ENGINE BLOW-BY PRESSURE SENSOR SYSTEM: DISCONNECTION (KB))
- ERROR CODE [DHE5KY] (OR LED OF VHMS CONTROLLER INDICATES "N3" ---> "31") (ENGINE BLOW-BY PRESSURE SENSOR SYSTEM: SHORT CIRCUIT WITH POWER SUPPLY LINE (KY))
- ERROR CODE [DHT3KX] (OR LED OF VHMS CONTROLLER INDICATES "N6" ---> "14") (TRANSMISSION OIL PRESSURE SENSOR: OUT OF INPUT SIGNAL RANGE (KX))
- ERROR CODE [DK01KA] (LEFT YOKE ANGLE SENSOR: DISCONNECTION (KA))
- ERROR CODE [DK01KB] (LEFT YOKE ANGLE SENSOR: SHORT CIRCUIT (KB))
- ERROR CODE [DK03KA] (RIGHT YOKE ANGLE SENSOR: DISCONNECTION (KA))
- ERROR CODE [DK03KB] (RIGHT YOKE ANGLE SENSOR: SHORT CIRCUIT (KB))
- ERROR CODE [DK10KX] (FUEL DIAL: OUT OF INPUT SIGNAL RANGE (KX))
- ERROR CODE [DK12KX] (DECELERATOR POTENTIOMETER: OUT OF INPUT SIGNAL RANGE (KX))
- ERROR CODE [DK30KA] (STEERING POTENTIOMETER 1: DISCONNECTION (KA))
- ERROR CODE [DK30KB] (STEERING POTENTIOMETER 1: SHORT CIRCUIT (KB))
- ERROR CODE [DK30KX] (STEERING POTENTIOMETER 1: INPUT SIGNAL IS OUT OF NORMAL RANGE (KX))
- ERROR CODE [DK30KZ] (STEERING POTENTIOMETER 1: DISCONNECTION OR SHORT CIRCUIT (KZ))
- ERROR CODE [DK30L8] (STEERING POTENTIOMETER 1: SEE TABLE (L8))
- ERROR CODE [DK31KA] (STEERING POTENTIOMETER 2: DISCONNECTION (KA))
- ERROR CODE [DK31KB] (STEERING POTENTIOMETER 2: SHORT CIRCUIT (KB))
- ERROR CODE [DK40KA] (BRAKE POTENTIOMETER: DISCONNECTION (KA))
- ERROR CODE [DK40KB] (BRAKE POTENTIOMETER: SHORT CIRCUIT (KB))
- ERROR CODE [DK55KX] (FORWARD-REVERSE POTENTIOMETER: INPUT SIGNAL IS OUT OF NORMAL RANGE (KX))
- ERROR CODE [DK55KZ] (FORWARD-REVERSE POTENTIOMETER: DISCONNECTION OR SHORT CIRCUIT (KZ))
- ERROR CODE [DK55L8] (FORWARD-REVERSE POTENTIOMETER: SEE TABLE (L8))
- ERROR CODE [DK56KA] (FORWARD-REVERSE POTENTIOMETER 1: DISCONNECTION (KA))
- ERROR CODE [DK56KB] (FORWARD-REVERSE POTENTIOMETER 1: SHORT CIRCUIT (KB))
- ERROR CODE [DK57KA] (FORWARD-REVERSE POTENTIOMETER 2: DISCONNECTION (KA))
- ERROR CODE [DK57KB] (FORWARD-REVERSE POTENTOMETER 2: SHORT CIRCUIT (KB))
- ERROR CODE [DK60KA] (ACCELERATION SENSOR: DISCONNECTION (KA))
- ERROR CODE [DK60KB] (ACCELERATION SENSOR: SHORT CIRCUIT (KB))
- ERROR CODE [DKF0KX] (OR LED OF VHMS CONTROLLER INDICATES "N2" ---> "62" (INJECTION PUMP RACK SENSOR: OUT OF INPUT SIGNAL RANGE (KX))
- ERROR CODE [DKF1KX] (RACK SENSOR RIGHT: OUT OF INPUT SIGNAL RANGE (KX))
- ERROR CODE [DKF2KX] (RACK SENSOR LEFT: OUT OF INPUT SIGNAL RANGE (KX))
- ERROR CODE [DKH1KA] (PITCH ANGLE SENSOR: DISCONNECTION (KA))
- ERROR CODE [DKH1KB] (PITCH ANGLE SENSOR: SHORT CIRCUIT (KB))
- ERROR CODE [DLE1KA] (ENGINE SPEED SENSOR: DISCONNECTION (KA))
- ERROR CODE [DLE4LC] (ENGINE SPEED SENSOR A: *REFER TO TABLE (LC))
- ERROR CODE [DLE5LC] (ENGINE SPEED SENSOR B: *REFER TO TABLE (LC))
- ERROR CODE [DLF1KA] (TORQUE CONVERTER OUTPUT SPEED SENSOR: DISCONNECTION (KA))
- ERROR CODE [DLT3KA] (TRANSMISSION OUTPUT SPEED SENSOR: DISCONNECTION (KA))
- ERROR CODE [DV00KB] (CAUTION BUZZER: SHORT CIRCUIT (KB))
- ERROR CODE [DW55KA] (BLADE PITCH BACK SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DW55KB] (BLADE PITCH BACK SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DW56KA] (BLADE PITCH DUMP SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DW56KB] (BLADE PITCH DUMP SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DW57KA] (LEFT TILT LIMIT SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DW57KB] (LEFT TILT LIMIT SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DW58KA] (RIGHT TILT LIMIT SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DW58KB] (RIGHT TILT LIMIT SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DW59KA] (BLADE DUAL SELECTOR SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DW59KB] (BLADE DUAL SELECTOR SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DW5AKA] (BLADE PITCH SELECTOR SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DW5AKB] (BLADE PITCH SELECTOR SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DW5DKA] (BLADE PITCH DUMP SOLENOID (SUPERDOZER SPECIFICATION): DISCONNECTION (KA))
- ERROR CODE [DW5DKB] (BLADE PITCH DUMP SOLENOID (SUPERDOZER SPECIFICATION): SHORT CIRCUIT (KB))
- ERROR CODE [DW7BKA] (FAN REVERSE SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DW7BKB] (FAN REVERSE SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DWJ0KA] (PUMP MERGE-DIVIDER SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DWJ0KB] (PUMP MERGE-DIVIDER SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DWN3KA] (SUDDEN STOP PREVENTION SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DWN3KB] (SUDDEN STOP PREVENTION SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DWN5KA] (FAN PUMP SOLENOID 1: DISCONNECTION (KA))
- ERROR CODE [DWN5KB] (FAN PUMP SOLENOID 1: SHORT CIRCUIT (KB))
- ERROR CODE [DWNCKA] (FAN PUMP SOLENOID 2: DISCONNECTION (KA))
- ERROR CODE [DWNCKB] (FAN PUMP SOLENOID 2: SHORT CIRCUIT (KB))
- ERROR CODE [DXE0KA] (LS SET SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DXE0KB] (LS SET SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DXH1KA] (LOCK-UP SOLENOID: DISCONNECTION (KA))
- ERROR CODE [DXH1KB] (LOCK-UP SOLENOID: SHORT CIRCUIT (KB))
- ERROR CODE [DXH4KA] (1ST CLUTCH ECMV: DISCONNECTION (KA))
- ERROR CODE [DXH4KB] (1ST CLUTCH ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXH5KA] (2ND CLUTCH ECMV: DISCONNECTION (KA))
- ERROR CODE [DXH5KB] (2ND CLUTCH ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXH6KA] (3RD CLUTCH ECMV: DISCONNECTION (KA))
- ERROR CODE [DXH6KB] (3RD CLUTCH ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXH7KA] (REVERSE CLUTCH ECMV: DISCONNECTION (KA))
- ERROR CODE [DXH7KB] (REVERSE CLUTCH ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXH8KA] (FORWARD CLUTCH ECMV: DISCONNECTION (KA))
- ERROR CODE [DXH8KB] (FORWARD CLUTCH ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXH9KA] (RIGHT STEERING CLUTCH ECMV: DISCONNECTION (KA))
- ERROR CODE [DXH9KB] (RIGHT STEERING CLUTCH ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXHAKA] (LEFT STEERING CLUTCH ECMV: DISCONNECTION (KA))
- ERROR CODE [DXHAKB] (LEFT STEERING CLUTCH ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXHBKA] (RIGHT BRAKE ECMV: DISCONNECTION (KA))
- ERROR CODE [DXHBKB] (RIGHT BRAKE ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXHCKA] (LEFT BRAKE ECMV: DISCONNECTION (KA))
- ERROR CODE [DXHCKB] (LEFT BRAKE ECMV: SHORT CIRCUIT (KB))
- ERROR CODE [DXHDKB] (GOVERNOR SOLENOID RIGHT: SHORT CIRCUIT (KB))
- ERROR CODE [DXHEKB] (GOVERNOR SOLNOID LEFT: SHORT CIRCUIT (KB))
- ERROR CODE [DXHFKA] (PRE-STROKE SOLENOID RIGHT: DISCONNECTION (KA))
- ERROR CODE [DXHFKB] (PRE-STROKE SOLENOID RIGHT: SHORT CIRCUIT (KB))
- ERROR CODE [DXHGKA] (PRE-STROKE SOLENOID LEFT: DISCONNECTION (KA))
- ERROR CODE [DXHGKB] (PRE-STROKE SOLENOID LEFT: SHORT CIRCUIT (KB))
- ERROR CODE [F@BBZL] (OR LED OF VHMS CONTROLLER INDICATES "N3" O "38") (ENGINE BLOW-BY PRESSURE: OVERPRESSURE (ZL))
- ERROR CODE [F@BYNR] (OR LED OF VHMS CONTROLLER INDICATES "N3" O "62") (LEFT BANK EXHAUST TEMPERATURE (2): ABNORMAL HEATING (NR))
- ERROR CODE [F@BYNS] (OR LED OF VHMS CONTROLLER INDICATES "N3" O "61") (LEFT BANK EXHAUST TEMPERATURE (1): OVERHEATING (NS))
- ERROR CODE [F@BZNR] (OR LED OF VHMS CONTROLLER INDICATES "N3" O "72") (RIGHT BANK EXHAUST TEMPERATURE (2): ABNORMAL HEATING (NR))
- ERROR CODE [F@BZNS] (OR LED OF VHMS CONTROLLER INDICATES "N3" O "71") (RIGHT BANK EXHAUST TEMPERATURE (1): OVERHEATING (NS))
- TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE)
- INFORMATION DESCRIBED IN TROUBLESHOOTING LIST
- E-1 THE ENGINE DOES NOT START.
- E-2 THE PREHEATER DOES NOT OPERATE. (MANUAL PREHEATING FUNCTION)
- E-3 THE RIPPER PIN PULLER CYLINDER DOES NOT OPERATER
- E-4 THE MONITOR PANEL DOES NOT COME ON AT ALL WHEN THE STARTING SWITCH IS TURNED ON
- E-5 WHEN THE STARTING SWITCH IS TURNED ON, THE MONITOR PANEL COMPLETELY REMAINS LIGHTED AND DOES NOT GO OUT
- E-6 WHEN THE STARTING SWITCH IS TURNED ON, THE BASIC CHECK ITEMS FLASH
- E-7 WHILE THE ENGINE IS OPERATING, ANY CAUTION ITEMS FLASHES
- E-8 AN EMERGENCY CAUTION ITEM FLASHES WHILE THE ENGINE IS RUNNING
- E-9 WHILE THE PREHEATER IS OPERATING, THE PREHEATING PILOT LAMP DOES NOT COME ON
- E-10 AT THE SELECTING TIME OF DUAL TILT, THE DUAL/SINGLE TILT SELECTOR LAMP DOES NOT COME ON. (DUAL TILT-MOUNTED MACHINE)
- E-11 AT THE LOCKING-UP OF THE TORQUE CONVERTER, THE TORQUE CONVERTER LOCK-UP DISPLAY LAMP DOES NOT COME ON
- E-12 THE ENGINE WATER TEMPERATURE GAUGE DOES NOT INDICATE NORMALLY.
- E-13 INDICATION OF THE POWER TRAIN TEMPERATURE GAUGE IS ABNORMAL.
- E-14 THE HYDRAULIC OIL TEMPERATURE GAUGE DOES NOT INDICATE NORMALLY.
- E-15 INDICATION OF THE FUEL GAUGE IS ABNORMAL.
- E-16 INDICATIONS OF GEAR SPEED AND ENGINE SPEED ARE ABNORMAL.
- E-17 INDICATION OF THE SHIFT MODE SERVICE METER IS ABNORMAL.
- E-18 THE SWITCH MODULE CANNOT BE OPERATED.
- E-19 THE WARNING LAMP DOES NOT FLASH OR DOES NOT GO OUT
- E-20 THE ALARM BUZZER DOES NOT SOUND OR DOES NOT STOP.
- E-21 AUTO SHIFT DOWN IS NOT POSSIBLE OR IS NOT RELEASED
- E-22 THE AUTOMATIC PITCH BACK SYSTEM DOES NOT OPERATE (ONLY SUPERDOZER SPECIFICATION),
- E-23 THE ALARM BUZZER CANNOT BE CANCELLED
- E-24 THE OPERATOR MODE CANNOT BE OPERATED
- E-25 THE SERVICE MODE CANNOT BE OPERATED
- E-26 THE BACK-UP ALARM DOES NOT SOUND
- E-27 THE NIGHT LIGHT, THE HEADLAMP, THE WORKING LAMP AND THE REARLAMP ON THE PANEL DO NOT COME ON
- E-28 TROUBLESHOOTING FOR AIR CONDITIONER SYSTEM
- E-29 ORBCOMM TERMINAL DOES NOT OPERATE NORMALLY (DATA ARE NOT TRANSMITTED)
- TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (H MODE)
- INFORMATION IN TROUBLESHOOTING TABLE
- H-1 NO FORCE (NO DRAWBAR PULL)
- H-2 NO TRAVEL (AT 2ND OR 3RD SPEED)
- H-3 NO TRAVEL AT ALL GEAR SPEEDS
- H-4 MACHINE TRAVELS ONLY IN ONE DIRECTION FORWARD OR IN REVERSE
- H-5 LARGE TIME LAG AT GEAR SPEED SHIFTING OR FORWARD-REVESE SHIFTING
- H-6 STEERING IS NOT POSSIBLE
- H-7 STEERING IS POSSIBLE ONLY ON SIDE
- H-8 STEERING OVERRUN OCCURS
- H-9 BRAKE DOES NOT WORK
- H-10 TORQUE CONVERTER IS NOT LOCK-UP
- H-11 TORQUE CONVERTER OIL IS OVERHEATED
- H-12 ALL WORK EQUIPMENT SPEED ARE SLOW
- H-13 WORK EQUIPMENT DOES NOT MOVE
- H-14 BLADE LIFT SPEED IS SLOW OR LACKS POWER
- H-15 BLADE TILT SPEED IS SLOW OR LACKS POWER
- H-16 RIPPER LIFT SPEED IS SLOW OR LACKS POWER
- H-17 RIPPER TILT SPEED IS SLOW OR LACKS POWER
- H-18 EXCESSIVE HYDRAULIC DRIFT OF BLADE LIFT
- H-19 EXCESSIVE HYDRAULIC DRIFT OF BLADE TILT
- H-20 EXCESSIVE HYDRAULIC DRIFT OF RIPPER LIFT
- H-21 RIPPER PIN PULLER CYLINDER DOES NOT WORK (GIANT RIPPER ATTACHMENT MACHINE)
- H-22 BLADE PITCH DOES NOT WORK (DUAL TILT ATTACHMENT MACHINE)
- H-23 ABNORMAL SOUND COMES OUT FROM AROUND WORK EQUIPMENT PUMP
- TROUBLESHOOTING OF ENGINE BODY (S MODE)
- POINTS TO REMEBER WHEN TROUBLESHOOTING
- METHOD OF USING TROUBLESHOOTING CHARTS
- S-1 STARTING PERFORMANCE IS POOR (STARTING ALWAYS TAKES TIME)
- S-2 ENGINE DOES NOT START
- S-3 ENGINE DOES NOT PICK UP SMOOTHLY (FOLLOW-UP IS POOR)
- S-4 ENGINE STOPS DURING OPERATIONS
- S-5 ENGINE DOES NOT ROTATE SMOOTHLY (HUNTING)
- S-6 ENGINE LACKS OUTPUT (NO POWER)
- S-7 EXHAUST GAS IS BLACK (INCOMPLETE COMBUSTION)
- S-8 OIL CONSUMPTION IS EXCESSIVE (OR EXHAUST GAS IS BLUE)
- S-9 OIL BECOMES CONTAMINATED QUICKLY
- S-10 FUEL CONSUMPTION IS EXCESSIVE
- S-11 OIL IS IN COOLING WATER, OR WATER SPURTS BACK, OR WATER LEVEL GOES DOWN
- S-12 OIL PRESSURE LAMP LIGHTS UP (DROP IN OIL PRESSURE)
- S-13 OIL LEVEL RISES
- S-14 WATER TEMPERATURE BECOMES TOO HIGH (OVERHEATING)
- S-15 ABNORMAL NOIS IS MADE
- S-16 VIBRATION IS EXCESSIVE
- 30 DISASSEMBLY AND ASSEMBLY
- Method Of Using Manual
- Precautions When Carrying Out Operation
- Special Tool List
- Removal And Installation Of Engine Oil Cooler Assembly
- Removal And Installation Of Fuel Injection Pump Assembly (Both Left And Right)
- Removal And Installation Of Aftercooler Core Assembly
- Removal And Installation Of Nozzle Holder Assembly
- Removal And Installation Of Engine Front Seal
- Removal And Installation Of Engine Rear Seal
- Removal And Installation Of Cylinder Head Assembly
- Removal And Installation Of Fuel Tank Assembly
- Removal And Installation Of Main Radiator Assembly
- Removal And Installation Of Sub Radiator Assembly
- Removal And Installation Of Radiator Guard Assembly
- Removal And Installation Of Fan Motor Pump
- Removal And Installation Engine Assembly
- Removal And Installation Of Damper Assembly
- Disassembly And Assembly Of Damper Assembly
- Removal And Installation Of Power Train Unit Assembly
- Removal And Installation Of Pto, Torque Converter Assembly
- Disconnection And Connection Of Pto, Torque Converter
- Disassembly And Assembly Of Torque Converter Assembly
- Disassembly And Assembly Of Pto Assembly
- Removal And Installation Of Torqflow Transmission Assembly
- Disassembly And Assembly Of Torqflow Transmission Assembly
- Disassembly And Assembly Of Steering Case Assembly
- Disassembly And Assembly Of Steering Clutch, Brake Assembly
- Disassembly And Assembly Of Transfer Gear Housing Assembly
- Removal And Installation Of Power Train Pump Assembly
- Removal And Installation Of Scavenging Pump Assembly
- Removal And Installation Of Torque Converter Oil Cooler
- Removal And Installation Of Torque Converter Valve Assembly
- Disassembly And Assembly Of Torque Converter Valve Assembly
- Removal And Installation Of Transmission Control Valve Assembly
- Disassembly And Assembly Of Transmission Controle Valve Assembly (Ecmv Assembly)
- Removal And Installation Of Steering Control Valve Assembly
- Disassembly And Assembly Of Steering Control Valve Assembly
- Removal And Installation Of Final Drive Assembly
- Disassembly And Assembly Of Final Drive Assembly
- Removal And Installation Of Track Frame Assembly
- Disassembly And Assembly Of Idler Assembly
- Removal And Installation Of Recoil Spring Assembly
- Disassembly And Assembly Of Recoil Spring Assembly
- Removal And Installation Of Track Roller Assembly
- Disassembly And Assembly Of Track Roller Assembly
- Removal And Installation Of Carrier Roller Assembly
- Disassembly And Assembly Of Carrier Roller Assembly
- Removal And Installation Of Bogie Assembly
- Disassembly And Assembly Of Bogie Assembly
- Removal And Installation Of No. 1 Bogie Assembly
- Expansion And Installation Of Track Shoe Assembly
- Overall Disassembly And Overall Assembly Of Track Shoe
- Press-Fitting Jig Dimension Table For Link Press
- Field Disassembly And Assembly Of One Link
- Disassembly And Assembly Of Master Link
- Removal And Installation Of Pivot Shaft Assembly
- Removal And Installation Of Equalizer Bar
- Disassembly And Assembly Of Equalizer Bar Bushing
- Removal And Installation Of Hydraulic Pump Assembly
- Removal And Installation Of Hydraulic Valve Assembly
- Disassembly And Assembly Of Control Valve
- Disassembly And Assembly Of Merge-Divider Valve And Self-Reducing Pressure Valve Assembly
- Removal And Installation Of Ppc Relief Valve Assembly
- Disassembly And Assembly Of Hydraulic Cylinder Assembly
- Disassembly And Assembly Of Ripper Pin-Puller Cylinder Assembly
- Removal And Installation Of Blade Assembly
- Disassembly And Assembly Of Giant Ripper Assembly
- Removal And Installation Of Rops Guard
- Removal And Installation Of Operator's Cab Assembly
- Removal And Installation Of Floor Frame Assembly
- Removal And Installation Of Controller Assembly
- Removal And Installation Of Air Conditioner Condenser Assembly
- Removal And Installation Of Air Conditioner Compressor Assembly
- Removal And Installation Of Air Conditioner Unit
- Removal And Installation Of Hood Assembly
- Removal And Installation Of Fan Drive Assembly
- Removal And Installation Of Fan Motor Assembly
- 90 OTHERS
- Power Train Hydraulic Circuit Diagram
- Work Equipment Hydraulic Circuit Diagram (1/3)
- Work Equipment Hydraulic Circuit Diagram (2/3)
- Work Equipment Hydraulic Circuit Diagram (3/3)
- Electrical Circuit Diagram (1/8)
- Electrical Circuit Diagram (2/8)
- Electrical Circuit Diagram (3/8)
- Electrical Circuit Diagram (4/8)
- Electrical Circuit Diagram (5/8)
- Electrical Circuit Diagram (6/8)
- Electrical Circuit Diagram (7/8)
- Electrical Circuit Diagram (8/8)
- Electrical Circuit Diagram Of Inside Cab