Komatsu WD900-3 Wheel Dozer Shop Manual SEBMW00601 – PDF DOWNLOAD

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Komatsu WD900-3 Wheel Dozer Shop Manual SEBMW00601 – PDF DOWNLOAD

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Komatsu WD900-3 Wheel Dozer Shop Manual SEBMW00601 – PDF DOWNLOAD

Language : English
Pages : 126
Downloadable : Yes
File Type : PDF
Size: 9.3 MB

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TABLE OF CONTENTS:

Komatsu WD900-3 Wheel Dozer Shop Manual SEBMW00601 – PDF DOWNLOAD

MACHINE MODEL   SERIAL NO.
WD900-3                    50001 and up  

COVER…………………………………………………………………………………. 1
01 GENERAL…………………………………………………………………………….. 2
GENERAL ASSEMBLY DRAWING…………………………………………………………….. 3
SPECIFICATIONS……………………………………………………………………… 4
WEIGHT TABLE……………………………………………………………………….. 7
LIST OF LUBRICANT AND WATER………………………………………………………….. 9
10 STRUCTURE AND FUNCTION……………………………………………………………….. 11
TIRE AND WHEEL……………………………………………………………………… 12
SWITCH PUMP………………………………………………………………………… 13
DIVERTER VALVE……………………………………………………………………… 16
BRAKE CIRCUIT DIAGRAM……………………………………………………………….. 20
HYDRAULIC PIPING……………………………………………………………………. 23
WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM………………………………………………. 25
WORK EQUIPMENT LEVER LINKAGE…………………………………………………………. 38
LUBRICATION OF WORK EQUIPMENT………………………………………………………… 39
WORK EQUIPMENT LINKAGE………………………………………………………………. 41
ELECTRIC CIRCUIT DIAGRAM…………………………………………………………….. 43
ENGINE STARTING CIRCUIT……………………………………………………………… 45
ENGINE STOP CIRCUIT…………………………………………………………………. 46
ELECTRICAL TRANSMISSION CONTROL………………………………………………………. 47
BLADE CONTROL SWITCH………………………………………………………………… 48
ELECTRIC PARKING BRAKE CONTROL……………………………………………………….. 49
BRAKE COOLING SYSTEM………………………………………………………………… 58
20 TESTING AND ADJUSTING………………………………………………………………… 61
STANDARD VALUE TABLE………………………………………………………………… 62
STANDARD VALUE TABLE FOR ENGINE…………………………………………………… 62
STANDARD VALUE TABLE FOR CHASSIS………………………………………………….. 63
STANDARD VALUE TABLE FOR ELECTRICAL PARTS………………………………………….. 69
TESTING AND ADJUSTING……………………………………………………………….. 80
BLEEDING AIR FROM STEERING CIRCUIT………………………………………………… 81
TESTING WHEEL BRAKE PERFORMANCE…………………………………………………… 82
TESTING PARKING BRAKE PERFORMANCE…………………………………………………. 83
TESTING AND ADJUSTING PPC PRESSURE………………………………………………… 84
ADJUSTING PPC VALVE LINKAGE………………………………………………………. 86
TESTING AND ADJUSTING WORK EQUIPMENT HYDRAULIC PRESSURE……………………………… 87
BLEEDING AIR FROM WORK EQUIPMENT CIRCUIT…………………………………………… 89
TROUBLESHOOTING…………………………………………………………………….. 90
CONNECTOR TYPES AND MOUNTING LOCATIONS…………………………………………….. 91
CONNECTOR ARRANGEMENT DIAGRAM…………………………………………………….. 94
TROUBLESHOOTING OF TRANSMISSION CONTROLLER SYSTEM(T MODE)……………………………. 99
ELECTRICAL CIRCUIT DIAGRAM FOR TRANSMISSION CONTROLLER SYSTEM……………………..100
T-13 KICK-DOWN SIGNAL SYSTEM AND SHIFT-DOWN SIGNAL SYSTEM(JOYSTICK(OP)MANUAL SHIFT)….102
TROUBLESHOOTING OF MAIN MONITOR SYSTEM(M MODE)………………………………………103
ELECTRICAL CIRCUIT DIAGRAM OF MACHINE MONITOR SYSTEM……………………………..105
TROUBLESHOOTING OF ELECTRICAL SYSTEM(E MODE)………………………………………..107
E-9 KICK-DOWN SWITCH DOES NOT WORK……………………………………………..108
a) KICK-DOWN SWITCH DOES NOT WORK EVEN THOUGH GEAR SHIFT WORKS NORMALLY…………108
b) KICK-DOWN CANNOT BE CANCELED…………………………………………….109
TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM(H MODE)……………………………110
H-16 BLADE DOES NOT RISE………………………………………………………111
H-17 BLADE MOVES SLOWLY OR DOES NOT HAVE SUFFICIENT LIFTING POWER………………….112
H-18 WHEN RAISING BLADE,BECOMES SLOW AT CERTAIN HEIGHT……………………………113
H-19 LIFT CYLINDER CANNOT HOLD DOWN BUCKET………………………………………113
H-20 BLADE HAS LARGE AMOUNT OF HYDRAULIC DRIFT…………………………………..113
H-21 BLADE FLUCTUATES WHILE WORKING…………………………………………….114
H-22 BLADE DROPS MOMENTARILY WHEN LEVER IS OPERATED FROM HOLD TO RAISE……………..114
H-23 BLADE DOES NOT TILT………………………………………………………115
H-24 BLADE IS MOVES SLOWLY OR HAS INSUFFICIENT TILT………………………………116
H-25 BLADE MOVEMENT BECOMES SLOW DURING TILT…………………………………….117
H-26 LIFT CYLINDER CANNOT HOLD DOWN BLADE……………………………………….117
H-27 BLADE HAS LARGE AMOUNT OF HYDRAULIC DRIFT…………………………………..117
H-30 BLADE CONTROL LEVER DO NOT MOVE SMOOTHLY……………………………………118
40 MAINTENANCE STANDARD………………………………………………………………….119
HYDRAULIC CYLINDER…………………………………………………………………..120
WORK EQUIPMENT LINKAGE……………………………………………………………….122

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PLEASE NOTE:

• This is the SAME exact manual used by your dealers to fix your vehicle.
• The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
• Any queries / doubts regarding your purchase, please feel free to contact [email protected]

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