Komatsu A29501, Shop Manual

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STANDARD VALUE TABLE FOR ELECTRICAL ............................................................................ 20-31
30 TESTING AND ADJUSTING..................................................................................................................... 30-1
CONTENTS ............................................................................................................................................ 30-2
ABBREVIATION LIST ............................................................................................................................. 30-5
RELATED INFORMATION ON TESTING AND ADJUSTING ................................................................ 30-10
TOOLS FOR TESTING AND ADJUSTING..................................................................................... 30-10
SKETCH OF TOOLS FOR TESTING AND ADJUSTING ............................................................... 30-16
ENGINE AND COOLING SYSTEM....................................................................................................... 30-18
TEST ENGINE SPEED .................................................................................................................. 30-18
TEST BOOST PRESSURE............................................................................................................ 30-21
TEST EXHAUST GAS COLOR...................................................................................................... 30-23
TEST AND ADJUST VALVE CLEARANCE .................................................................................... 30-26
TEST COMPRESSION PRESSURE.............................................................................................. 30-28
TEST BLOWBY PRESSURE ......................................................................................................... 30-33
TEST ENGINE OIL PRESSURE.................................................................................................... 30-35
TEST EGR VALVE AND KVGT OIL PRESSURE........................................................................... 30-36
TEST FUEL PRESSURE ............................................................................................................... 30-38
TEST FUEL DISCHARGE, RETURN AND LEAKAGE ................................................................... 30-44
BLEEDING AIR FROM FUEL SYSTEM......................................................................................... 30-50
TEST FUEL CIRCUIT FOR LEAKAGE .......................................................................................... 30-51
HANDLE CYLINDER CUT-OUT MODE OPERATION.................................................................... 30-53
HANDLE NO-INJECTION CRANKING OPERATION ..................................................................... 30-54
TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION ................................. 30-55
WRITING CORRECTION FOR ASH IN SOOT ACCUMULATION TO ENGINE CONTROLLER .... 30-57
TEST SCR RELATED FUNCTIONS............................................................................................... 30-58
CLEAN DEF TANK......................................................................................................................... 30-80
BLEED AIR FROM COOLANT CIRCUIT OF DEF TANK ............................................................... 30-84
POWER TRAIN..................................................................................................................................... 30-86
TEST SWING CIRCLE BEARING CLEARANCE ........................................................................... 30-86
UNDERCARRIAGE AND FRAME......................................................................................................... 30-88
TEST AND ADJUST TRACK TENSION......................................................................................... 30-88
HYDRAULIC SYSTEM.......................................................................................................................... 30-90
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM............................................. 30-90
TEST AND ADJUST OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS........
................................................................................................................................................... 30-91
TEST OIL PRESSURE OF CONTROL CIRCUIT ..........................................................................30-101
TEST AND ADJUST OIL PRESSURE IN PUMP PC CONTROL CIRCUIT ...................................30-103
TEST AND ADJUST OIL PRESSURE IN PUMP LS CONTROL CIRCUIT....................................30-106
TEST OUTLET PRESSURE OF SOLENOID VALVE ....................................................................30-113
TEST PPC VALVE OUTLET PRESSURE .....................................................................................30-117
ADJUST WORK EQUIPMENT AND SWING PPC VALVES ..........................................................30-119
TEST PUMP SWASH PLATE SENSOR........................................................................................30-120
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT................................30-121
TEST OIL LEAKAGE ....................................................................................................................30-123
BLEED AIR FROM HYDRAULIC CIRCUIT ...................................................................................30-127
MIRROR ADJUSTMENTS ...................................................................................................................30-130
METHOD FOR ADJUSTING MIRRORS .......................................................................................30-130
ELECTRICAL SYSTEM .......................................................................................................................30-134
SET AND OPERATE MACHINE MONITOR..................................................................................30-134
METHOD FOR STARTING UP KOMTRAX TERMINAL ................................................................30-210
ADJUST REARVIEW CAMERA ANGLE .......................................................................................30-215
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER .........................................................30-218
HANDLE BATTERY DISCONNECT SWITCH ...............................................................................30-219
TEST DIODES..............................................................................................................................30-220
Pm CLINIC...........................................................................................................................................30-221
Pm CLINIC SERVICE ...................................................................................................................30-221
40 TROUBLESHOOTING .............................................................................................................................. 40-1
CONTENTS ............................................................................................................................................ 40-2
INDEX 00 INDEX AND FOREWORD
00-4 PC290LL-11
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