Komatsu D155AXi -8 Shop Manual page 7

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00 INDEX AND FOREWORD
SET STANDARD ANGLE OF BLADE EDGE ................................................................................30-327
METHOD FOR INPUTTING WEAR AMOUNT OF BLADE EDGE AND TRACK SHOE ................30-328
CHECK BLADE ELEVATION, ADJUST.........................................................................................30-329
TEST STROKE SENSOR FOR LIFT CYLINDER..........................................................................30-333
TEST AND ADJUST RESET SENSOR FOR LIFT CYLINDER .....................................................30-337
ADJUST WHEN WORK EQUIPMENT CONTROLLER IS REPLACED.........................................30-339
ADJUST WHEN ICT RELATED DEVICES ARE REPAIRED OR REPLACED...............................30-342
Pm CLINIC...........................................................................................................................................30-347
Pm CLINIC SERVICE ...................................................................................................................30-347
40 TROUBLESHOOTING .............................................................................................................................. 40-1
CONTENTS ............................................................................................................................................ 40-2
RELATED INFORMATION ON TROUBLESHOOTING ......................................................................... 40-15
GENERAL TROUBLESHOOTING POINTS ................................................................................... 40-15
TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM.......................................................... 40-16
SEQUENCE OF EVENTS IN TROUBLESHOOTING..................................................................... 40-28
CHECKS BEFORE TROUBLESHOOTING .................................................................................... 40-30
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING ..................................................... 40-32
TESTING IN ACCORDANCE WITH TESTING PROCEDURE....................................................... 40-34
PROCEDURE FOR TESTING AND TROUBLESHOOTING .......................................................... 40-58
SYMPTOM AND TROUBLESHOOTING NUMBERS ..................................................................... 40-61
INFORMATION IN TROUBLESHOOTING TABLE ......................................................................... 40-66
CONNECTORS LIST AND LAYOUT.............................................................................................. 40-68
CONNECTOR PIN NUMBERS - CONNECTION TABLE................................................................ 40-87
T-BOXES AND T-ADAPTERS LIST ..............................................................................................40-127
FUSE LOCATION TABLE .............................................................................................................40-133
PRECAUTIONS FOR KDPF (KCSF, KDOC) CLEANING AND CHANGE .....................................40-136
PREPARATION OF SHORT CIRCUIT ELECTRICAL CONNECTOR (FOR FAILURE CODES [CA1883]
AND [CA3135])..........................................................................................................................40-140
FAILURE CODES TABLE .............................................................................................................40-142
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE) .....................................................40-165
FAILURE CODE [1500L0] T/M Clutches Double Engagement ......................................................40-165
FAILURE CODE [15SAL1] ECMV Release Trouble (Forward) ......................................................40-166
FAILURE CODE [15SALH] ECMV Engage Trouble (Forward) ......................................................40-168
FAILURE CODE [15SBL1] ECMV Release Trouble (Reverse)......................................................40-170
FAILURE CODE [15SBLH] ECMV Engage Trouble (Reverse) ......................................................40-172
FAILURE CODE [15SEL1] ECMV Release Trouble (1st) ..............................................................40-174
FAILURE CODE [15SELH] ECMV Engage Trouble (1st) ..............................................................40-176
FAILURE CODE [15SFL1] ECMV Release Trouble (2nd) .............................................................40-178
FAILURE CODE [15SFLH] ECMV Engage Trouble (2nd) .............................................................40-180
FAILURE CODE [15SGL1] ECMV Release Trouble (3rd) .............................................................40-182
FAILURE CODE [15SGLH] ECMV Engage Trouble (3rd)..............................................................40-184
FAILURE CODE [15SJL1] ECMV Release Trouble (Lock Up Clutch)............................................40-186
FAILURE CODE [15SJLH] ECMV Engage Trouble (Lock Up Clutch)............................................40-188
FAILURE CODE [1800MW] P/T Clutch Slip ..................................................................................40-190
FAILURE CODE [2300NR] Brake Thermal Load Abnormality .......................................................40-191
FAILURE CODE [2301L1] ECMV Release Trouble (RH Brake) ....................................................40-192
FAILURE CODE [2301LH] ECMV Engage Trouble (RH Brake).....................................................40-194
FAILURE CODE [2302L1] ECMV Release Trouble (LH Brake) .....................................................40-196
FAILURE CODE [2302LH] ECMV Engage Trouble (LH Brake) .....................................................40-198
FAILURE CODE [879AKA] A/C Recirculation Air Temperature Sensor Open Circuit.....................40-200
FAILURE CODE [879AKB] A/C Recirculation Air Temperature Sensor Short Circuit .....................40-201
FAILURE CODE [879BKA] A/C Fresh Air Temperature Sensor Open Circuit ................................40-202
FAILURE CODE [879BKB] A/C Fresh Air Temperature Sensor Short Circuit ................................40-204
FAILURE CODE [879CKA] Ventilating Sensor Open Circuit..........................................................40-206
FAILURE CODE [879CKB] Ventilating Sensor Short Circuit..........................................................40-207
FAILURE CODE [879DKZ] Sunlight Sensor Open Circuit or Short Circuit.....................................40-208
FAILURE CODE [879EMC] Ventilation Damper Malfunction .........................................................40-210
FAILURE CODE [879FMC] Air Mix Damper Malfunction ...............................................................40-211
D155AXI-8
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INDEX
00-5

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