Komatsu WA1200-3 Wheel Loader Service Repair Shop Manual (50001-up) - SEBM018209

This complete service repair workshop manual PDF download for the WA1200-3 Komatsu Wheel Loader (SN: 50001 and up) has easy to read text sections with top quality diagrams, pictures and illustrations. The step by step instructions show you how to fault find or complete any repair or overhaul, correctly and efficiently, saving time and avoiding costly mistakes. All specifications and tolerances are listed. Functions of components and systems are also explained.


APPLICABLE MODELS :

Machine Model : WA1200-3
Serial Numbers : 50001 and up
Engine : Cummins QSK60


TABLE OF CONTENTS :

01 GENERAL
10 STRUCTURE AND FUNCTION
20 TESTING AND ADJUSTING
30 DISASSEMBLY AND ASSEMBLY
40 MAINTENANCE STANDARD
90 OTHERS


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Product Code : SEBM018209
Total Pages : 1099


This service repair workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same Repair Service manual your local dealer will use when doing a repair.

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COVER
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
CONVERSTION TABLE
UNITS

01 GENERAL
GENERAL ASSEMBLY DRAWING
SPECIFICATIONS
WEIGHT TABLE
LIST OF LUBRICANT AND WATER

10 STRUCTURE AND FUNCTION
OUTLINE
RADIATOR AND HYDRAULIC OIL COOLER
DAMPER
TORQUE CONVERTER AND TRANSMISSION PIPING
TORQUE CONVERTER
MAIN RELIEF VALVE AND TORQUE CONVERTER RELIEF VALVE
TORQUE CONVERTER REGULATOR VALVE
ECMV
TRANSMISSION
TRANSMISSION CONTROL VALVE
LUBRICATING OIL RELIEF VALVE
TRANSFER
TORQUE CONVERTER OIL COOLER
CENTER SUPPORT
AXLE
FINAL DRIVE
AXLE MOUNT
CENTER HINGE PIN
ARRANGEMENT OF STEERING EQUIPMENT
AJSS (ADVANCED JOYSTICK STEERING SYSTEM)
STEERING PUMP
SWITCH PUMP
SERVO VALVE
STEERING DEMAND VALVE
ROTARY VALVE
EPC VALVE
DIVERTER VALVE
ARRANGEMENT OF BRAKE EQUIPMENT
BRAKE VALVE
CHARGE VALVE
ACCUMULATOR (FOR BRAKE)
SLACK ADJUSTER
BRAKE
PARKING BRAKE
ARRANGEMENT OF HYDRAULIC EQUIPMENT
WORK EQUIPMENT LEVER LINKAGE
HYDRAULIC TANK
WORK EQUIPMENT PUMP NO. 1
WORK EQUIPMENT PUMP NO. 2
PPC VALVE
PPC RELIEF VALVE
ACCUMULATOR (FOR PPC VALVE)
MAIN CONTROL VALVE
WORK EQUIPMENT LINKAGE
OPERATION OF PROXIMITY SWITCH
AIR CONDITIONER
MACHINE MONITOR SYSTEM
MAIN MONITOR
CGC MONITOR
ALL-RANGE ELECTRONIC CONTROL AUTOMATIC TRANSMISSION (ATM) SYSTEM
MODULATED CLUTCH (MOD/C) CONTROL SYSTEM
WORK EQUIPMENT AND JOYSTICK STEERING CONTROL SYSTEM
WORK EQUIPMENT AND JOYSTICK STEERING CONTROLLER
ENGINE STARTING CIRCUIT
ENGINE STOPPING CIRCUIT
ETHER INJECTION CIRCUIT
ELECTRIC PARKING BRAKE CONTROL
PARKING BRAKE SOLENOID VALVE
EMERGENCY PARKING BRAKE RESET SOLENOID VALVE
KICK-DOWN SWITCH AND AUTO SHIFT/MANUAL SHIFT SELECTOR SWITCH

20 TESTING AND ADJUSTING
STANDARD VALUE TABLE
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR CHASSIS
STANDARD VALUE TABLE FOR ELECTRICAL PARTS
TESTING AND ADJUSTING
ITEMS TO BE PREPARED
LIST OF DEVICES FOR TROUBLESHOOTING
ITEMS RELATED TO ENGINE
MEASURING ENGINE SPEED
MEASURING EXHAUST GAS COLOR
MEASURING BLOW-BY PRESSURE
MEASURING ENGINE OIL PRESSURE
MEASURING EXHAUST TEMPERATURE
MEASURING INTAKE AIR PRESSURE (BOOST PRESSURE)
TESTING AND ADJUSTING FAN BELT TENSION
TESTING AND ADJUSTING BELT TENSION OF AIR CONDITIONER COMPRESSOR
ADJUSTING ROTATION SENSOR
POWER TRAIN
TESTING AND ADJUSTING TORQUE CONVETER AND TRANSMISSION OIL PRESSURE
FLUSHING PROCEDURE FOR HYDRAULIC CIRCUIT OF TORQUE CONVERTER AND TRANSMISSION
HOW TO MOVE MACHINE WHEN TRANSMISSION VALVE IS BROKEN
STEERING SYSTEM
TESTING AND ADJUSTING STEERING OIL PRESSURE
TESTING AND ADJUSTING EMERGENCY STEERING OIL PRESSURE
BLEEDING AIR FROM STEERING CIRCUIT
ADJUSTING STEERING STOPPER BOLT
BRAKE SYSTEM
TESTING DROP OF WHEEL BRAKE OIL PRESSURE
TESTING WHEEL BRAKE FUNCTION
MEASURING WEAR OF WHEEL BRAKE DISC
TESTING AND ADJUSTING CHARGE CUT-IN AND CUT-OUT PRESSURE OF ACCUMULATOR
TESTING PARKING BRAKE PERFORMANCE
TESTING WEAR OF PARKING BRAKE DISC
HOW TO RESET PARKING BRAKE MANUALLY
MEASURING PARKING BRAKE OIL PRESSURE
HYDRAULIC EQUIPMENT
TESTING AND ADJUSTING WORK EQUIPMENT OIL PRESSURE
TESTING AND ADJUSTING PPC OIL PRESSURE
ADJUSTING PPC VALVE LINKAGE
BLEEDING AIR FROM EACH PART
RELEASING RESIDUAL PRESSURE FROM HYDRAULIC CIRCUIT
WORK EQUIPMENT SYSTEM
ADJUSTING WORK EQUIPMENT LEVER LINKAGE
ELECTRICAL EQUIPMENT
TESTING AND ADJUSTING BUCKET PROXIMITY SWITCH
TESTING AND ADJUSTING BOOM PROXIMITY SWITCH
ADJUSTING BOOM HORIZONTAL DETECTION SWITCH
PROCEDURE FOR SETTING INITIAL VALUE FOR REMOTE BOOM POSITIONER (METHOD OF INPUTTING BASE POINT)
CHECKING PROXIMITY SWITCH ACTUATION PILOT LAMP
INITIAL LEARNING METHOD OF TRANSMISSION CONTROLLER
ADJUSTING MAIN MONITOR (SPEEDOMETER MODULE)
ADJUSTING STEERING LEVER ANGLE AND FRAME ANGLE SENSORS
PROCEDURE FOR CHECKING DIODE
METHOD OF SETTING AUTO-GREASE INJECTOR DISCHARGE AMOUNT
METHOD OF SETTING AUTO-GREASE TIMER
VHMS CONTROLLER
BASIC PRECAUTIONS
SETTING UP VHMS CONTROLLER
COLLECTING AND TRANSMITTING VHMS CONTROLLER DATA
TESTING AND MAINTAINING VHMS CONTROLLER
SETUP PROCEDURE FOR VHMS CONTROLLER
OPERATING PROCEDURE FOR QUICK PM CLINIC
SETTING PROCEDURE FOR REPLACED VHMS CONTROLLER
OPERATING PROCEDURE FOR QUICK PM CLINIC
OUTLINE OF MEASUREMENT PROCEDURE FOR PM CLINIC
PREPARATION FOR MEASUREMENT FOR PM CLINIC
MEASUREMENT PROCEDURE BY CGC MONITOR
MEASUREMENT PROCEDURE BY DOWNLOADING DATA IN VHMS CONTROLLER
OPERATING PROCEDURE FOR QUICK PM CLINIC
Pm clinic check sheet
METHOD OF DISPLAYING REMEDY CODES AND ERROR CODES
ERROR CODES TABLE
TROUBLESHOOTING
POINTS TO REMEMBER WHEN TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
CHECKS BEFORE TROUBLESHOOTING
CONNECTOR TYPES AND MOUNTING LOCATIONS
CONNECTOR ARRANGEMENT DIAGRAM
CONNECTOR TABLE FOR CONNECTOR PIN NUMBERS
EXPLANATION OF FUNCTIONS OF ELECTRIC CONTROL MECHANISM
METHOD OF DISPLAYING ACTION CODE AND FAILURE CODE
FAILURE CODES LIST
METHOD OF USING JUDGEMENT TABLE
METHOD OF USING TROUBLESHOOTING CHARTS
METHOD OF USING MATRIX TROUBLESHOOTING TABLES
TROUBLESHOOTING OF ENGINE CONTROLLER SYSTEM
DISPLAY METHOD OF CUMMINS ENGINE CONTROLLER FAILURE CODES AND CONTENTS OF DISPLAY
FAILURE CODES AND ACTIONS TABLE
TROUBLESHOOTING OF TRANSMISSION CONTROLLER SYSTEM (T MODE)
JUDGEMENT TABLE FOR TRANSMISSION CONTROL SYSTEM RELATED PARTS
OPERATIONS OF CONTROLLER AGAINST ABNORMALITY AND CONDITIONS OF MACHINE CAUSED BY ABNORMALITY
ELECTRICAL CIRCUIT DIAGRAM FOR TRANSMISSION CONTROLLER SYSTEM
T-1 FAILURE CODE [10] (SHORT CIRCUIT, DISCONNECTION, SHORT CIRCUIT WITH POWER SOURCE IN PACKUP LAMP RELAY) IS DISPLAYED
T-2 ERROR CODE [11] (DISCONNECTION IN MODULATED CLUTCH OUTLET ROTATION SIGNAL SENSOR SYSTEM) IS DISPLAYED
T-3 ERROR CODE [12] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN F SOLENOID SYSTEM) IS DISPLAYED
T-4 ERROR CODE [13] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN R SOLENOID SYSTEM) IS DISPLAYED
T-5 ERROR CODE [14] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN 1ST SOLENOID SYSTEM) IS DISPLAYED
T-6 ERROR CODE [15] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN 2ND SOLENOID SYSTEM) IS DISPLAYED
T-7 ERROR CODE [16] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN 3RD SOLENOID SYSTEM) IS DISPLAYED
T-8 ERROR CODE [18] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN R CLUTCH DRAIN VALVE SOLENOID SYSTEM
T-9 ERROR CODE [20] (SHORT CIRCUIT OR DISCONNECTION OF JOYSTICK FNR SWITCH SYSTEM) IS DISPLAYED
T-10 ERROR CODE [21] (SHORT CIRCUIT OR DISCONNECTION IN JOYSTICK SHIFT-UP/SHIFT-DOWN SWITCH SYSTEM) IS DISPLAYED
T-11 ERROR CODE [22] (DISCONNECTION IN TRAVEL SPEED SENSOR SYSTEM) IS DISPLAYED
T-12 ERROR CODE [23] (SHORT CIRCUIT OR DISCONNECTION IN ENGINE SPEED SENSOR SYSTEM) IS DISPLAYED
T-13 FAILURE CODE [24] (SHORT CIRCUIT, DISCONNECTION IN EEP ROM) IS DISPLAYED
T-14 ERROR CODE [25] (SHORT CIRCUIT IN TRANSMISSION OIL TEMPERATURE SENSOR SYSTEM) IS DISPLAYED
T-15 ERROR CODE [26] (SHORT CIRCUIT IN F ECMV FILL SWITCH SYSTEM) IS DISPLAYED
T-16 ERROR CODE [27] (SHORT CIRCUIT IN R ECMV FILL SWITCH SYSTEM) IS DISPLAYED
T-17 ERROR CODE [28] (SHORT CIRCUIT IN 1ST ECMV FILL SWITCH SYSTEM) IS DISPLAY
T-18 ERROR CODE [29] (SHORT CIRCUIT IN 2ND ECMV FILL SWITCH SYSTEM) IS DISPLAYED
T-19 ERROR CODE [30] (SHORT CIRCUIT IN 3RD ECMV FILL SWITCH SYSTEM) IS DISPLAYED
T-20 ERROR CODE [32] (DISCONNECTION IN F OR R ECMV FILL SWITCH SYSTEM) IS DISPLAYED
T-21 ERROR CODE [33] (DISCONNECTION IN 1ST, 2ND, OR 3RD ECMV FILL SWITCH SYSTEM) IS DISPLAYED
T-22 ERROR CODE [34] (DISCONNECTION OR SHORT CIRCUIT WITH POWER SOURCE IN F BYPASS SOLENOID SYSTEM) IS DISPLAYED
T-23 ERROR CODE [35] (SHORT CIRCUIT IN F BYPASS SOLENOID SYSTEM) IS DISPLAYED
T-24 ERROR CODE [36] (DISCONNECTION OR SHORT CIRCUIT WITH POWER SOURCE IN R BYPASS SOLENOID SYSTEM) IS DISPLAYED
T-25 ERROR CODE [37] (SHORT CIRCUIT IN R BYPASS SOLENOID SYSTEM) IS DISPLAYED
T-26 ERROR CODE [38] (DISCONNECTION OR SHORT CIRCUIT WITH POWER SOURCE IN 1ST BYPASS SOLENOID SYSTEM) IS DISPLAYED
T-27 ERROR CODE [39] (SHORT CIRCUIT IN 1ST BYPASS SOLENOID SYSTEM) IS DISPLAYED
T-28 AUTO/MANUAL SELECTOR SWITCH SYSTEM
T-29 KICKDOWN SWITCH SYSTEM
T-30 TRANSMISSION CUT-OFF SWITCH SIGNAL SYSTEM
T-31 STEERING LOCK SWITCH SIGNAL SYSTEM
T-32 NEUTRALIZER RELAY SIGNAL SYSTEM
T-33 BUZZER SIGNAL SYSTEM
T-34 NETWORK SYSTEM
T-35 TRANSMISSION CONTROLLER POWER SUPPLY SYSTEM
T-36 SHORT CIRCUIT IN TRAVEL SPEED SENSOR SYSTEM
T-37 SHORT CIRCUIT IN MODULATED CLUTCH OUTLET ROTATION SENSOR SYSTEM
T-38 DISCONNECTION IN TRANSMISSION OIL TEMPERATURE SENSOR SYSTEM
T-39 F1 (FORWARD 1ST GEAR) SIGNAL SYSTEM
T-40 ABNORMALITY IN AUTO SHIFT INDICATOR LAMP
TROUBLESHOOTING OF MODULATED CLUTCH CONTROLLER SYSTEM (MC MODE)
JUDGEMENT TABLE FOR MODULATED CLUTCH CONTROL SYSTEM RELATED PARTS
OPERATIONS OF CONTROLLER AGAINST ABNORMALITY AND CONDITIONS OF MACHINE CAUSED BY ABNORMALITY
ELECTRICAL CIRCUIT DIAGRAM OF MODULATED CLUTCH CONTROL SYSTEM
MC-1 ERROR CODE [70] (DISCONNECTION IN BOOM RAISE/LOWER OR BUCKET TILT/DUMP PRESSURE SWITCH SYSTEM) IS DISPLAYED
MC-2 ERROR CODE [72] (ABNORMALITY IN ACCELERATOR PEDAL SENSOR SYSTEM) IS DISPLAYED
MC-3 ERROR CODE [73] (SHORT CIRCUIT IN F/R ECMV FILL SWITCH SYSTEM) IS DISPLAYED
MC-4 ERROR CODE [74] (DISCONNECTION IN 1ST, 2ND, OR 3RD ECMV FILL SWITCH SYSTEM) IS DISPLAYED
MC-5 ERROR CODE [75] (SHORT CIRCUIT WITH CHASSIS GROUND IN 1ST, 2ND, OR 3RD ECMV FILL SWITCH SYSTEM) IS DISPLAYED
MC-6 ERROR CODE [76] (SHORT CIRCUIT IN RPM-SET IDLE-UP/RESUME IDLE-DOWN SWITCH SYSTEM) IS DISPLAYED
MC-7 ERROR CODE [77] (SHORT CIRCUIT OR DISCONNECTION IN DRIVE FORCE CONTROL DIAL SYSTEM) IS DISPLAYED
MC-8 ERROR CODE [78] (SHORT CIRCUIT OR DISCONNECTION IN TRAVEL SPEED CONTROL DIAL SYSTEM) IS DISPLAYED
MC-9 ERROR CODE [80] (SHORT CIRCUIT OR DISCONNECTION IN WHEEL ROTATION SENSOR SYSTEM) IS DISPLAYED
MC-10 ERROR CODE [81] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN MODULATED CLUTCH OUTLET ROTATION S
MC-11 ERROR CODE [82] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN ENGINE SPEED SENSOR SYSTEM) IS DIS
MC-12 ERROR CODE [83] (SHORT CIRCUIT OR DISCONNECTION IN TRAVEL SPEED SENSOR SYSTEM) IS DISPLAYED
MC-13 ERROR CODE [84] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN NEUTRAL CUT SOLENOID SYSTEM) IS DI
MC-14 ERROR CODE [85] (SHORT CIRCUIT, DISCONNECTION, OR SHORT CIRCUIT WITH POWER SOURCE IN MODULATED CLUTCH ECMV SOLENOID SYS
MC-15 SHORT CIRCUIT IN BOOM RAISE/LOWER OR BUCKET TILT/DUMP PRESSURE SWITCH SYSTEM
MC-16 DISCONNECTION IN F ECMV FILL SWITCH SYSTEM
MC-17 DISCONNECTION IN R ECMV FILL SWITCH SYSTEM
MC-18 DISCONNECTION IN RPM-SET IDLE-UP/RESUME IDLE-DOWN SWITCH SYSTEM
MC-19 ABNORMALITY IN ELECTRONIC GOVERNOR VOLTAGE COMMAND SYSTEM
MC-20 ABNORMALITY IN TRANSMISSION CUT-OFF SIGNAL SYSTEM
MC-21 ABNORMALITY IN MODULATED CLUTCH ECMV FILL SWITCH SYSTEM
MC-22 ABNORMALITY IN RIGHT BRAKE PEDAL SWITCH SYSTEM
MC-23 ABNORMALITY IN TRAVEL SPEED CONTROL ON/OFF SWITCH SYSTEM
MC-24 ABNORMALITY IN RPM-SET ON/OFF SWITCH SYSTEM
MC-25 ABNORMALITY IN ENGINE ROTATION OUTPUT SIGNAL SYSTEM
MC-26 ABNORMALITY IN POWER SUPPLY SYSTEM OF MODULATED CLUTCH CONTROL SYSTEM
MC-27 ABNORMALITY IN NETWORK SYSTEM
MC-28 ABNORMALITY IN F1 (FORWARD 1ST GEAR) INPUT SIGNAL SYSTEM
TROUBLESHOOTING OF WORK EQUIPMENT CONTROLLER (JOYSTICK STEERING CONTROL) SYSTEM (J MODE)
JUDGEMENT TABLE FOR WORK EQUIPMENT CONTROL SYSTEM (JOYSTICK CONTROL SYSTEM) RELATED PARTS
OPERATIONS OF CONTROLLER AGAINST ABNORMALITY AND CONDITIONS OF MACHINE CAUSED BY ABNORMALITY
ELECTRICAL CIRCUIT DIAGRAM FOR JOYSTICK STEERING SYSTEM
J-1 ERROR CODE [55] (ABNORMALITY IN TRAVEL SPEED SENSOR SYSTEM) IS DISPLAYED
J-2 ERROR CODE [56] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN CAUTION BUZZER RELAY SYSTEM) IS DISPLAYED
J-3 ERROR CODE [57] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN STEERING LEVER ANGLE SENSOR SYSTEM) IS DISPLAYED
J-4 ERROR CODE [58] (DEVIATION OF STEERING LEVER ANGLE SENSOR AND FRAME ANDGLE SENSOR POTENTIOMETER SIGNALS
J-5 ERROR CODE [59] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN FRAME ANGLE SENSOR SYSTEM) IS DISPLAYED
J-6 ERROR CODE [61] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN STEERING LEVER LOCK PRESSURE SWITCH SYSTEM) IS DIS
J-7 ERROR CODE [62] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN STEERING NEUTRAL INTERLOCK RELAY SYSTEM) IS DISPLA
J-8 ERROR CODE [63] (DISCONNECTION , SHORT CIRCUIT WITH CHASSIS GROUND, OR SHORT CIRCUIT WITH POWER SOURCE IN STEERING MAIN P
J-9 SHORT CIRCUIT WITH CHASSIS GROUND IN TRAVEL SPEED SENSOR SYSTEM
J-10 STEERING SPEEDS IN BOTH DIRECTIONS ARE DIFFERENT
J-11 ABNORMALITY IN CONSOLE SWITCH (ADJUSTMENTS OF STEERING LEVER ANGLE SENSOR AND FRAME ANGLE SENSOR IS IMPOSSIBLE)
J-12 ABNORMALITY IN POWER SOURCE AND VOLTAGE
TROUBLESHOOTING OF WORK EQUIPMENT CONTROLLER (REMOTE BOOM POSITIONER CONTROL) SYSTEM (W MODE)
JUDGEMENT TABLE FOR WORK EQUIPMENT CONTROLLER (REMOTE BOOM POSITIONER CONTROLLER SYSTEM) RELATED PARTS
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE
ELECTRICAL CIRCUIT DIAGRAM FOR WORK EQUIPMENT CONTROLLER SYSTEM
W-1 FAILURE CODE [43] (SHORT CIRCUIT, DISCONNECTION IN DAMPING SOLENOID) IS DISPLAYED
W-2 FAILURE CODE [44] (SHORT CIRCUIT IN POWER SOURCE AT HOT END OF DAMPING SOLENOID) IS DISPLAYED
W-3 FAILURE CODE [45] (SHORT CIRCUIT IN POWER SOURCE AT RETURN END OF DAMPING SOLENOID) IS DISPLAYED
W-4 FAILURE CODE [49] (SHORT CIRCUIT, DISCONNECTION IN BOOM LEVER KICK-OUT RELAY SYSTEM) IS DISPLAYED
W-5 FAILURE CODE [51] (DISCONNECTION IN BOOM RAISE, LOWER DETECTION PRESSURE SWITCH) IS DISPLAYED
W-6 FAILURE CODE [52] (SHORT CIRCUIT, DISCONNECTION IN BOOM ANGLE POTENTIOMETER SYSTEM) IS DISPLAYED
W-7 SENSOR CANNOT BE ADJUSTED
W-8 ABNORMALITY IN ENGINE SPEED SIGNAL SYSTEM
W-9 REMOTE POSITIONER RAISE, LOWER LEDS DO NOT LIGHT UP
W-10 REMOTE POSITIONER RAISE STOP LAMP (CGC MONITOR) DOES NOT FLASH (FOR 2.5 SECONDS)
W-11 REMOTE POSITIONER LOWER STOP LAMP (CGC MONITOR) DOES NOT FLASH (FOR 2.5 SECONDS)
W-12 BUZZER FOR SWITCH OPERATION DOES NOT SOUND
W-13 SHOCK WHEN STOPPING BOOM (ABNORMALITY IN BOOM LEVER DETENT SWITCH)
W-14 SHORT CIRCUIT IN BOOM RAISE, LOWER PRESSURE DETECTION SWITCH
TROUBLESHOOTING OF MAIN MONITOR SYSTEM (M MODE)
TROUBLE DATA DISPLAY
ELECTRICAL CIRCUIT DIAGRAM FOR MAIN MONITOR SYSTEM
M-1 MAIN MONITOR DOES NOT WORK
M-2 WHEN STARTING SWITCH IS TURNED ON (WITHIN 3 SECONDS) AND ENGINE IS STARTED (PRE-LUBE) IMMEDIATELY, ALL LAMPS STAY LIT UP
M-3 SPEEDOMETER DISPLAY DOES NOT WORK PROPERLY
M-4 ABNORMALITY IN SHIFT INDICATOR
A) DISPLAY N EVEN WHEN DIRECTIONAL LEVER IS AT F
B) DISPLAY N EVEN WHEN DIRECTIONAL LEVER IS AT R
C) DOES NOT DISPLAY N EVEN WHEN FNR (FORWARD-REVERSE) SWITCH IS SET IN N
D) DOES NOT DISPLAY F EVEN WHEN FNR (FORWARD-REVERSE) SWITCH IS SET IN F
E) DOES NOT DISPLAY R EVEN WHEN FNR (FORWARD-REVERSE) SWITCH IS SET IN R
M-5 TURN SIGNAL DISPLAY DOES NOT LIGHT UP
A) L.H. TURN SIGNAL DISPLAY DOES NOT LIGHT UP
B) R.H. TURN SIGNL DISPLAY DOES NOT LIGHT UP
M-6 ABNORMALITY IN PARKING DISPLAY
A) PARKING LAMP DISPLAY DOES NOT LIGHT UP
B) PARKING LAMP DISPLAY STAYS LIT UP
M-7 NIGHT LIGHTING DOES NOT LIGHT UP
M-8 ABNORMALITY IN FRONT WORKING LAMP
A) NEITHER MONITOR DISPLAY NOR FRONT WORKING LAMP LIGHT UP
B) WORKING LAMP LIGHT UP BUT MONITOR DISPLAY DOES NOT LIGHT UP
C) MONITOR DISPLAY LIGHTS UP BUT FRONT WORKING LAMP DOES NOT LIGHT UP
M-9 ABNORMALITY IN REAR WORKING LAMP
A) NEITHER MONITOR DISPLAY NOR REAR WORKING LAMP LIGHT UP
B) REAR WORKING LAMP LIGHT UP BUT MONITOR DISPLAY DOES NOT LIGHT UP
C) MONITOR DISPLAY LIGHTS UP BUT REAR WORKING LAMP DOES NOT LIGHT UP
M-10 ABNORMALITY IN TRANSMISSION CUT-OFF
A) WHEN MONITOR SWITCH (TRANSMISSION CUT-OFF SWITCH) IS PRESSED, CUT-OFF FUNCTION IS NOT SWITCH AND DISPLAY DOES NOT CHANGE
B) WHEN MONITOR SWITCH (TRANSMISSION CUT-OFF SWITCH) IS OFF, MONITOR DISPLAY GOES OUT BUT CUT-OFF FUNCTION IS ACTUATED WHEN P
C) WHEN MONITOR DISPLAY IS TURNED OFF (TRANSMISSION CUT-OFF SWITCH TURNED OFF), CUT-OFF FUNCTION IS ALWAYS ACTUATED
D) CUT-OFF FUNCTION IS ALWAYS ACTUATED REGARDLESS OF MONITOR DISPLAY (TRANSMISSION CUT-OFF SWITCH ON OR OFF)
E) MONITOR DISPLAY LIGHTS UP (TRANSMISSION CUT-OFF SWITCH TURNED ON), BUT CUT-OFF FUNCTION IS NOT ACTUATED
M-11 ABNORMALITY IN EMERGENCY STEERING NORMAL DISPLAY
EMERGENCY STEERING NORMAL DISPLAY DOES NOT LIGHT UP
M-12 ABNORMALITY IN EMERGENCY STEERING ACTUATION DISPLAY
A) EMERGENCY STEERING ACTUATION DISPLAY DOES NOT LIGHT UP
B) EMERGENCY STEERING ACTUATION DISPLAY STAYS LIT UP
M-13 ABNORMALITY IN PARKING BRAKE DRAGGING WARNING
A) WHEN PARKING BRAKE IS APPLIES, BUZZER SOUNDS (INTERMITTENTLY) AND CAUTION LAMP FLASHES EVEN WHEN DIRECTIONAL LEVER IS AT N
B) WHEN PARKING BRAKE IS APPLIED, BUZZER DOES NOT SOUND AND CAUTION LAMP DOES NOT LIGHT UP EVEN WHEN DIRECTIONAL LEVER IS AT
M-14 ABNORMALITY IN PARKING BRAKE DRAGGING WARNING (WHEN JOYSTICK STEERING MODE)
A) WHEN PARKING BRAKE IS APPLIED, BUZZER SOUNDS (INTERMITTENTLY) AND CAUTION LAMP FLASHES EVEN WHEN DIRECTIONAL LEVER IS AT N
B) WHEN PARKING BRAKE IS APPLIED, BUZZER DOES NOT SOUND AND CAUTION LAMP DOES NOT LIGHT UP EVEN WHEN DIRECTIONAL LEVER IS AT
M-15 WHEN PARKING BRAKE DRAGGING WARNING IS GIVEN, BUZZER AND CAUTION LAMP ARE ACTUATED CONTINUOUSLY, OR THEY ARE NOT ACTUATE
A) ACTUATED CONTINUOUSLY
B) NOT ACTUATED
M-16 ABNORMALITY IN BUZZER
A) BUZZER DOES NOT SOUND WHEN STARTING SWITCH IS AT ON (FOR 3 SECONDS) (DURING SELF-CHECK)
B) BUZZER ALWAYS SOUNDS
M-17 CONDITION OF MONITOR SWITCHES IS NOT STORED IN MEMORY
M-18 SERVICE METER DOES NOT ADVANCE OR ADVANCE WHILE ENGINE IS STOPPED
A) SERVICE METER DOES NOT ADVANCE
B) SERVICE METER ADVANCES WHILE ENGINE IS STOPPED
M-19 BUZZER IS NOT MADE TO SOUND BY TRANSMISSION CONTROLLER
M-20 ABNORMALITY IN AUTO-GREASING SYSTEM
A) FORCED GREASING CANNOT BE CARRIED OUT
B) MONITOR DISPLAY FLASHES RAPIDLY (2 TIMES/SEC)
C) MONITOR DISPLAY FLASHES SLOWLY (1 TIME/SEC)
M-21 FAILURE CODE IS NOT SENT TO MAIN MONITOR (ABNORMALITY IN NETWORK)
TROUBLESHOOTING OF VHMS CONTROLLER SYSTEM (V MODE)
OPERATIONS OF BHMS CONTROLLER AGAINST ABNORMALITY AND CONDITIONS OF MACHINE CAUSED BY ABNORMALITY
LIST OF ALARM ITEMS DISPLAYED ON CGC MONITOR
ELECTRICAL CIRCUIT DIAGRAM FOR VHMS SYSTEM
V-1 [E901] (ENGINE OIL LEVEL BELOW LOW LEVEL) IS DISPLAYED
V-2 [E902] (ENGINE OIL PRESSURE BELOW SPECIFIED PRESSURE ) IS DISPLAYED
V-4 [E904] (ENGINE COOLANT TEMPERATURE ABOVE SPECIFIED TEMPERATURE) IS DISPLAYED
V-5 [E905] (FUEL LEVEL BELOW SPECIFIED LEVEL (BEFORE ENGINE STARTS)) IS DISPLAYED
V-6 [E906] (FUEL LEVEL BELOW SPECIFIED LEVEL (WHILE ENGINE IS RUNNING)) IS DISPLAYED
V-7 [E907] (TORQUE CONVERTER OIL TEMPERATURE ABOVE 120C) IS DISPLAYED
V-8 [E908] (TORQUE CONVERTER OIL TEMPERATURE ABOVE 130°C) IS DISPLAYED
V-9 [E911] (HYDRAULIC OIL TEMPERATURE ABOVE 105°C) IS DISPLAYED
V-10 [E912] (LOW FRONT OR REAR BRAKE OIL PRESSURE) IS DISPLAYED
V-11 [E913] (LOW FRONT BRAKE OIL PRESSURE) IS DISPLAYED
V-12 [E915] (LOW REAR BRAKE OIL PRESSURE) IS DISPLAYED
V-13 [916] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN BATTERY FLUID LEVEL SENSOR "1") IS DISPLAYED
V-14 [917] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN BATTERY FLUID LEVEL SENSOR "2") IS DISPLAYED
V-15 [918] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN BATTERY FLUID LEVEL SENSOR "3") IS DISPLAYED
V-16 [E925] (BRAKE FLUID LEVLE BELOW SPECIFIED LEVEL (BEFORE ENGINE STARTS)) IS DISPLAYED
V-17 [E926] (BRAKE FLUID LEVEL BELOW SPECIFIED LEVEL (WHILE ENGINE IS RUNNING)) IS DISPLAYED
V-18 [E927] (COOLANT LEVEL BELOW LOW LEVEL (BEFORE ENGINE STARTS) IS DISPLAYED
V-19 [E928] (COOLANT LEVEL BELOW LOW LEVEL (WHILE ENGINE IS RUNNING)) IS DISPLAYED
V-20 [E931] (CLOGGING OF TRANSMISSION OIL FILTER) IS DISPLAYED
V-21 [E932] (CLOGGING OF AIR CLEANER (1)) IS DISPLAYED
V-22 [E933] (CLOGGING OF AIR CLEANER (2)] IS DISPLAYED
V-23 [E934] (CLOGGING OF AIR CLEANER (3)) IS DISPLAYED
V-24 [E935] (CLOGGING OF AIR CLEANER (4)) IS DISPLAYED
V-25 [E937] (ABNORMAL CHARGE BY ALTERNATOR) IS DISPLAYED
V-101 [E811] (ABNORMALITY IN NSW POWER SOURCE SYSTEM) IS DISPLAYED IN HISTORY
V-102 [E812] (SHORT CIRCUIT WITH CHASSIS GROUND IN 24-V CIRCUIT OF SENSOR POWER SUPPLY)
V-103 [E813] (SHORT CIRCUIT WITH CHASSIS GROUND IN 12-V CIRCUIT OF SENSOR POWER SUPPLY)
V-104 [E814] (SHORT CIRCUIT WITH CHASSIS GROUND IN 5-V CIRCUIT OF SENSOR SUPPLY)
V-105 [E818] (WRONG CONNECTION OF CONNECTOR) IS DISPLAYED IN HISTORY
V-106 [E821] (ABNORMAL CONTROLLER) IS DISPLAYED
V-107 [E824] (COMMUNICATION WITH CGC AND ENGINE CONTROLLER IS IMPOSSIBLE) IS DISPLAYED IN HISTORY
V-108 [E825] (ABNORMALITY IN S-NET COMMUNICATIONS BETWEEN VHMS-TRANSMISSION CONTROLLER) IS DISPLAYED IN HISTORY
V-109 [E826] (ABNORMALITY IN S-NET COMMUNICATIONS BETWEEN VHMS-MODULATED CLUTCH CONTROLLER) IS DISPLAYED IN HISTORY
V-110 [E827] (ABNORMALITY IN S-NET COMMUNICATION BETWEEN VHMS - WORK EQUIPMENT CONTROLLER) IS DISPLAYED IN HISTORY
V-111 [E828] (ABNORMALITY IN S-NET COMMUNICATION BETWEEN VHMS - MAIN MONITOR) IS DISPLAYED IN HISTORY
V-113 [E841] (SHORT CIRCUIT WITH POWER SOURCE IN BUZZER OUTPUT SYSTEM) IS DISPLAYED IN HISTORY
V-114 [E843] (SHORT CIRCUIT WITH POWER SOURCE IN CHECK LAMP SYSTEM) IS DISPLAYED
V-115 [E844] (SHORT CIRCUIT WITH POWER SOURCE IN FLASH SYNCHRONIZING SIGNAL SYSTEM) IS DISPLAYED IN HISTORY
V-116 [E861] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN BOOM BOTTOM PRESSURE SENSOR SYSTEM) IS DISPLAYED IN HISTO
V-117 [E862] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN BOOM HEAD PRESSURE SENSOR SYSTEM) IS DISPLAYED IN HISTORY
V-118 [E863] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUNG IN REAR BRAKE OIL PRESSURE SENSOR SYSTEM) IS DISPLAYED IN HI
V-119 [E864] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN WORK EQUIPMENT RELIEF PRESSURE SENSOR SYSTEM) IS DISPLAYE
V-120 [E865] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN FRONT BRAKE OIL PRESSURE SENSOR SYSTEM) IS DISPLAYED IN H
V-121 [E866] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN TRANSMISSION MAIN RELIEF PRESSUR SENSOR SYSTEM) IS DISPLA
V-122 [E867] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN STEERING RELIEF PRESSURE SENSOR SYSTEM) IS DISPLAYED IN H
V-123 [E868] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN TORQUE CONVERTER OUTLET OIL PRESSURE SENSOR SYSTEM) IS DI
V-124 [E871] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN TRANSMISSION MODULATION PRESSURE SENSOR SYSTEM) IS DISPLA
V-125 [E872] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN TRANSMISSION LUBRICATING OIL PRESSURE SENSOR SYSTEM) IS D
V-126 [E874] (SHORT CIRCUIT WITH CHASSIS GROUND IN TORQUE CONVERTER OIL TEMPERATURE SENSOR SYSTEM) IS DISPLAYED IN HISTORY
V-127 [E875] (SHORT CIRCUIT WITH CHASSIS GROUND AND WITH POWER SOURCE IN HYDRAULIC OIL TEMPERATURE SENSOR SYSTEM) IS DISPLAYE
V-128 [E875] (SHORT CIRCUIT WITH CHASSIS GROUND IN AMBIENT TEMPERATURE SENSOR SYSTEM) IS DISPLAYED WITH HISTORY
V-129 [E878] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN PPC RELIEF PRESSURE SENSOR SYSTEM) IS DISPLAYED IN HISTOR
V-130 [E884] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN TROQUE CONVERTER INLET OIL PRESSURE SENSOR SYSTEM) IS DIS
V-201 DISCONNECTION OR SHORT CIRCUIT WITH POWER SOURCE IN 24-V SYSTEM OF SENSOR POWER SUPPLY
V-202 DISCONNECTION OR SHORT CIRCUIT WITH POWER SOURCE IN 12-V SYSTEM OF SENSOR POWER SUPPLY
V-203 DISCONNECTION OR SHORT CIRCUIT WITH POWER SOURCE IN 5-V SYSTEM OF SENSOR POWER SUPPLY
V-204 DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN BUZZER OUTPUT SYSTEM
V-205 DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN CHECK LAMP SYSTEM
V-206 DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN FLASH SYNCHONIZING SIGNAL SYSTEM
V-207 SHORT CIRCUIT WITH POWER SOURCE IN BOOM BOTTOM PRESSURE SENSOR SYSTEM
V-208 SHORT CIRCUIT WITH POWER SOURCE IN BOOM HEAD PRESSURE SENSOR SYSTEM
V-209 SHORT CIRCUIT WITH POWER SOURCE IN REAR BRAKE OIL PRESSURE SENSOR SYSTEM
V-210 SHORT CIRCUIT WITH POWER SOURCE IN FRONT BRAKE OIL PRESSURE SENSOR SYSTEM
V-211 SHORT CIRCUIT WITH POWER SOURCE IN WORK EQUIPMENT
V-212 SHORT CIRCUIT WITH POWER SOURCE IN WORK EQUIPMENT RELIEF PRESSURE SENSOR SYSTEM
V-213 SHORT CIRCUIT WITH POWER SOURCE IN STEERING RELIEF PRESSURE SENSOR SYSTEM
V-214 SHORT CIRCUIT WITH POWER SOURCE IN TORQUE CONVETER OUTLET OIL PRESSURE SENSOR SYSTEM
V-215 SHORT CIRCUIT WITH POWER SOURCE IN TRANSMISSION MODULATION PRESSURE SENSOR SYSTEM
V-216 DISCONNECTION OR SHORT CIRCUIT WITH POWER SOURCE IN TORQUE CONVETER OIL TEMPERATURE SENSOR
V-217 DISCONNECTION IN HYDRAULIC OIL TEMPERATURE SENSOR SYSTEM
V-218 DISCONNECTION IN AMBIENT TEMPERATURE SENSOR SYSTEM
V-219 SHORT CIRCUIT WITH POWER SOURCE IN PPC RELIEF SENSOR SYSTEM
V-220 SHORT CIRCUIT WITH CHASSIS GROUND IN FUEL LEVEL SENSOR SYSTEM
V-221 SHORT CIRCUIT WITH POWER SOURCE IN BATTERY FLUID LEVEL SENSOR "1"
V-222 SHORT CIRCUIT WITH POWER SOURCE IN BATTERY FLUID LEVEL SENSOR "2"
V-223 SHORT CIRCUIT WITH POWER SOURCE IN BATTERY FLUID LEVEL SENSOR "3"
V-224 SHORT CIRCUIT WITH CHASSIS GROUND OR POWER SOURCE IN BRAKE FLUID LEVEL SENSOR
V-225 SHORT CIRCUIT WITH POWER SOURCE IN COOLANT LEVEL SENSOR130°C)
V-226 SHORT CIRCUIT WITH CHASSIS GROUND OR POWER SOURCE IN TRANSMISSION OIL FILTER CLOGGING SENSOR
V-227 SHORT CIRCUIT WITH POWER SOURCE IN AIR CLEANER CLOGGING (1) RELAY SYSTEM
V-228 SHORT CIRCUIT WITH POWER SOURCE IN AIR CLEANER CLOGGING (2) RELAY SYSTEM
V-229 SHORT CIRCUIT WITH POWER SOURCE IN AIR CLEANER CLOGGING (3) RELAY SYSTEM
V-230 SHORT CIRCUIT WITH POWER SOURCE IN AIR CLEANER CLOGGING (4) RELAY SYSTEM
V-231 ABNORMAL CHARGE BY ALTERNATOR
TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H MODE)
H-1 MACHINE DOES NOT MOVE
H-2 MACHINE LACKS POWER OR SPEED (EVERY SPEED RANGE)
H-3 EXCESSIVE TIME LAG WHEN STARTING MACHINE OR SHIFTING GEAR
H-4 TORQUE CONVERTER OIL TEMPERATURE IS HIGH
H-5 STEERING DOES NOT TURN
H-6 TURNING, RESPONSE OF STEERING IS POOR
H-7 JOYSTICK LEVER IS HEAVY
H-8 STEERING WHEEL SHAKES OR JERKS
H-9 TURNING RADIUS IS DIFFERENT BETWEEN LEFT AND RIGHT AT MAXIMUM STEERING
H-10 WHEEL BRAKES DO NOT WORK OR BRAKING EFFECT IS POOR
H-11 WHEEL BRAKES ARE NOT RELEASED OR BRAKES DRAG
H-12 BOOM DOES NOT RISE
H-13 BOOM MOVES SLOWLY OR DOES NOT HAVE SUFFICIENT LIFTING POWER
H-14 WHEN RAISING BOOM, BECOMES SLOW AT CERTAIN HEIGHT
H-15 BOOM CYLINDER CANNOT HOLD DOWN BUCKET
H-16 BOOM HAS LARGE AMOUNT OF HYDAULIC DRIFT
H-17 BOOM FLUCTUATES WHILE WORKING
H-18 BOOM DROPS MOMENTARILY WHEN LEVER IS OPERATED FROM HOLD TO RAISE
H-19 BUCKET DOES NOT TILT
H-20 BUCKET MOVES SLOWLY OR HAS INSUFFICIENT TILT BACK POWER
H-21 BUCKET MOVEMENT BECOMES SLOW DURING TILT BACK
H-22 BUCKET CYLINDER CANNOT HOLD DOWN BUCKET
H-23 BUCKET HAS LARGE AMOUNT OF HYDRULIC DRIFT
H-24 BUCKET FLUCTUATES WHILE TRAVELING UNDER LOAD (WORK EQUIPMENT VALVE "HOLD")
H-25 BUCKET DUMPS MOMENTARILY WHEN LEVER IS OPERATED FROM HOLD TO TILT
H-26 BOOM AND BUCKET LEVERS DO NOT MOVE SMOOTHLY

30 DISASSEMBLY AND ASSEMBLY
STANDARD TIGHTENING TORQUE
PRECAUTIONS WHEN CARRYING OUT OPERATION
COATING MATERIALS
SPECIAL TOOL LIST
SKETCHES OF TOOLS
REMOVAL AND INSTALLATION OF DT CONNECTOR PIN
REMOVAL AND INSTALLATION OF HD CONNECTOR PIN
REPAIR PROCEDURE OF HARDNESS
ENGINE MOUNT ASS'Y
COOLING SYSTEM ASS'Y
FUEL TANK ASS'Y
AIR CONDITIONER
AIR CONDITIONER PIPING ASS'Y
DAMPER ASS'Y
CONTROL VALVE ASS'Y
TORQFLOW ASS'Y
CONVERTER ASS'Y
TRANSMISSION ASS'Y
VALUE ASS'Y
T/C T/M LINE ASS'Y
PROPELLER SHAFT ASS'Y
DISASSEMBLY AND ASSEMBLY OF CENTER SUPPORT ASS'Y
FRONT AXLE ASS'Y
REAR AXLE ASS'Y
DIFFERENTIAL CARRIER ASS'Y
FINAL AND BRAKE ASS'Y
J/S & ARM-REST ASS'Y
BRAKE SYSTEM ASS'Y
LOADER CONTROL ASS'Y
FRAME ASS'Y
GUARD & HOOD ASS'Y
FLOOR/PLATFORM SUPPORT, A/C COVER ASS'Y
CONSOLE/DASH ASS'Y
HYDRAULIC TANK ASS'Y
STEERING HYDRAULIC LINE ASS'Y
LOADER LINKAGE ASS'Y
KICKOUT POSITIONER ASS'Y
ROPS CANOPY ASS'Y
EMERGENCY STEERING ASS'Y
STEERING CYLINDER
LIFT CYLINDER ASS'Y
DUMP CYLINDER ASSY'
MESABI OIL COOLER ASS'Y

40 MAINTENANCE STANDARD
ENGINE MOUNT
TRANSMISSION MOUNT
DAMPER
TORQUE CONVERTER, TRANSMISSION, BRAKE COOLING AND BRAKE PUMP
INPUT TRANSFER - PTO
MODULATED CLUTCH
TORQUE CONVERTER130°C)
TRANSMISSION
TRANSFER
MAIN RELIEF, TORQUE CONVERTER RELIEF VALVE
TORQUE CONVERTER REGULATOR VALVE
BY-PASS FILL VALVE
BY-PASS FILL VALVE AND BY-PASS DRAIN VALVE
ECMV
LUBRICATING OIL RELIEF VALVE
DRIVE SHAFT
CENTER SUPPORT
DIFFERENTIAL
FINAL DRIVE
AXLE MOUNT
CENTER HINGE PIN
STEERING PUMP
SWITCH PUMP
STEERING DEMAND VALVE
DIVERTER VALVE
STEERING CYLINDER MOUNT
EMERGENCY STEERING PUMP
BRAKE VALVE
SLACK ADJUSTER
BRAKE
PARKING BRAKE
WORK EQUIPMENT PUMP NO. 1
WORK EQUIPMENT PUMP NO. 2
PPC VALVE
PPC RELIEF VALVE
PUMP CONTROL RELIEF VALVE
MAIN CONTROL VALVE
HYDRAULIC CYLINDER
BUCKET POSITIONER AND REMOTE POSITIONER
BUCKET LINKAGE

90 OTHERS
TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
BRAKE CIRCUIT DIAGRAM
WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM (1/2)
WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM (2/2)
ELECTRICAL CIRCUIT DIAGRAM (1/7)
ELECTRICAL CIRCUIT DIAGRAM (2/7)
ELECTRICAL CIRCUIT DIAGRAM (3/7)
ELECTRICAL CIRCUIT DIAGRAM (4/7)
ELECTRICAL CIRCUIT DIAGRAM (5/7)
ELECTRICAL CIRCUIT DIAGRAM (6/7)
ELECTRICAL CIRCUIT DIAGRAM (7/7)

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