Komatsu PC58MR-5E0 Hydraulic Excavator Shop Manual WENBM00240 PDF  

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Komatsu PC58MR-5E0 Hydraulic Excavator Shop Manual WENBM00240 – PDF DOWNLOAD

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Komatsu PC58MR-5E0 Hydraulic Excavator Shop Manual WENBM00240 – PDF DOWNLOAD 

Language : English
Pages : 1214
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

Komatsu PC58MR-5E0 Hydraulic Excavator Shop Manual WENBM00240 – PDF DOWNLOAD 

SERIAL NUMBERS F60001 and up

00 INDEX AND FOREWORD 3
INDEX 4
ABBREVIATION LIST 13
FOREWORD, SAFETY, BASIC INFORMATION 19
HOW TO READ THE SHOP MANUAL 19
SAFETY NOTICE FOR OPERATION 21
PRECAUTIONS TO PREVENT FIRE 29
ACTIONS IF FIRE OCCURS 31
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS 32
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT 33
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS 36
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT 43
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT 45
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT 46
PRACTICAL USE OF KOMTRAX 47
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER 48
METHOD FOR DISCONNECTING AND CONNECTING TYPE 1 PUSH-PULL TYPE COUPLER 48
METHOD FOR DISCONNECTING AND CONNECTING TYPE 2 PUSH-PULL TYPE COUPLER 49
METHOD FOR DISCONNECTING AND CONNECTING TYPE 3 PUSH-PULL TYPE COUPLER 50
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS 52
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR 56
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR 57
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL 59
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH 60
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE 62
HOW TO READ ELECTRICAL WIRE CODE 63
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD 67
STANDARD TIGHTENING TORQUE TABLE 70
CONVERSION TABLE 77
01 SPECIFICATIONS 83
CONTENTS 84
ABBREVIATION LIST 85
SPECIFICATIONS 91
SPECIFICATION DRAWING 91
SPECIFICATION DRAWING: PC58MR-5E0 92
WORKING RANGE DRAWINGS 94
WORKING RANGE: PC58MR-5E0 95
SPECIFICATIONS 96
SPECIFICATIONS: PC58MR-5E0 97
WEIGHT TABLE 101
WEIGHT TABLE: PC58MR-5E0 102
TABLE OF FUEL, COOLANT, AND LUBRICANTS 104
10 STRUCTURE AND FUNCTION 105
CONTENTS 106
ABBREVIATION LIST 108
NOx CONTROL SYSTEM 114
FUNCTION OF NOx CONTROL SYSTEM 114
BOOT-UP SYSTEM 117
LAYOUT DRAWING OF BOOT-UP SYSTEM 117
SYSTEM OPERATING LAMP SYSTEM 119
SYSTEM OPERATING LAMP SYSTEM DIAGRAM 119
FUNCTION OF SYSTEM OPERATING LAMP SYSTEM 119
QUICK RELEASE BATTERY TERMINAL (-) 121
FUNCTION OF QUICK RELEASE BATTERY TERMINAL (-) 121
ENGINE SYSTEM 122
LAYOUT DRAWING OF ENGINE SYSTEM 122
ENGINE CONTROL SYSTEM 123
ENGINE CONTROL SYSTEM DIAGRAM 123
FUNCTION OF ENGINE CONTROL SYSTEM 124
AUTO-DECELERATION SYSTEM 127
AUTO-DECELERATION SYSTEM DIAGRAM 127
FUNCTION OF AUTO-DECELERATION SYSTEM 127
OPERATION OF AUTO-DECELERATION SYSTEM 128
OVERHEAT PREVENTION SYSTEM 129
OVERHEAT PREVENTION SYSTEM DIAGRAM 129
FUNCTION OF OVERHEAT PREVENTION SYSTEM 130
AUTOMATIC IDLE STOP SYSTEM 131
AUTOMATIC IDLE STOP SYSTEM DIAGRAM 131
FUNCTION OF AUTOMATIC IDLE STOP SYSTEM 131
COMPONENT PARTS OF ENGINE SYSTEM 133
PTO 133
COOLING SYSTEM 134
LAYOUT DRAWING OF COOLING SYSTEM 134
SPECIFICATIONS OF COOLING SYSTEM 135
CONTROL SYSTEM 136
LAYOUT DRAWING OF CONTROL SYSTEM 136
MACHINE MONITOR SYSTEM 137
MACHINE MONITOR SYSTEM DIAGRAM 137
KOMTRAX SYSTEM 138
KOMTRAX SYSTEM DIAGRAM 138
FUNCTION OF KOMTRAX SYSTEM 138
COMPONENT PARTS OF CONTROL SYSTEM 139
MACHINE MONITOR 139
KOMTRAX TERMINAL 148
MACHINE CONTROLLER 150
FUEL CONTROL DIAL 154
HYDRAULIC SYSTEM 156
LAYOUT DRAWING OF HYDRAULIC SYSTEM 156
CLSS 158
STRUCTURE OF CLSS 158
FUNCTION OF CLSS 159
ENGINE AND PUMP COMBINED CONTROL SYSTEM 161
ENGINE AND PUMP COMBINED CONTROL SYSTEM DIAGRAM 161
FUNCTION OF ENGINE AND PUMP COMBINED CONTROL SYSTEM 162
COMPONENT PARTS OF HYDRAULIC SYSTEM 164
HYDRAULIC TANK 164
MAIN PUMP 168
CONTROL VALVE 180
WORK EQUIPMENT SYSTEM 225
LAYOUT DRAWING OF WORK EQUIPMENT SYSTEM 225
STRUCTURE OF VALVE CONTROL 229
PPC LOCK SYSTEM 231
PPC LOCK SYSTEM DIAGRAM 231
FUNCTION OF PPC LOCK SYSTEM 232
HYDRAULIC QUICK COUPLER WORKING SYSTEM 233
QUICK COUPLER WORKING SYSTEM DIAGRAM 233
FUNCTION OF QUICK COUPLER WORKING SYSTEM 234
WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM 235
FUNCTION OF WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM 235
OPERATION OF WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM 235
OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT 236
ATTACHMENT OIL FLOW ADJUSTER SYSTEM DIAGRAM 236
FUNCTION OF OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT 237
COMPONENT PARTS OF WORK EQUIPMENT SYSTEM 238
WORK EQUIPMENT AND SWING PPC VALVE 238
ATTACHMENT PPC VALVE 243
BLADE PPC VALVE 245
BOOM SWING PPC VALVE 247
BIPARTITE SOLENOID VALVE 249
QUICK COUPLER SOLENOID VALVE 252
PILOT CIRCUIT ACCUMULATOR 253
SWING SYSTEM 254
LAYOUT DRAWING OF SWING SYSTEM 254
COMPONENT PARTS OF SWING SYSTEM 255
SWING MOTOR 255
SWING MACHINERY 262
SWING CIRCLE 264
TRAVEL SYSTEM 265
LAYOUT DRAWING OF TRAVEL SYSTEM 265
TRAVEL CONTROL SYSTEM DIAGRAM 267
FUNCTION OF TRAVEL CONTROL SYSTEM 267
COMPONENT PARTS OF TRAVEL SYSTEM 269
TRAVEL MOTOR 269
TRAVEL PPC VALVE 277
CENTER SWIVEL JOINT 279
UNDERCARRIAGE AND FRAME 280
LAYOUT DRAWING OF UNDERCARRIAGE 280
SPECIFICATIONS OF UNDERCARRIAGE 280
IDLER CUSHION 281
STRUCTURE OF IDLER CUSHION 281
SPECIFICATIONS OF IDLER CUSHION 281
WORK EQUIPMENT 282
STRUCTURE OF WORK EQUIPMENT 282
FUNCTION OF WORK EQUIPMENT 283
WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM 284
FUNCTION OF WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM 284
CAB AND ITS ATTACHMENTS 285
ROPS CAB 285
STRUCTURE OF ROPS CAB 285
FUNCTION OF ROPS CAB 285
TILT TYPE FLOOR 286
STRUCTURE OF TILT TYPE FLOOR 286
FUNCTION OF TILT TYPE FLOOR 286
20 STANDARD VALUE TABLE 287
CONTENTS 288
ABBREVIATION LIST 289
STANDARD VALUE TABLE FOR ENGINE 295
STANDARD VALUE TABLE FOR ENGINE: PC58MR-5E0 295
STANDARD VALUE TABLE FOR MACHINE 297
STANDARD VALUE TABLE FOR MACHINE: PC58MR-5E0 297
MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE 309
30 TESTING AND ADJUSTING 315
CONTENTS 316
ABBREVIATION LIST 319
RELATED INFORMATION ON TESTING AND ADJUSTING 325
TOOLS FOR TESTING AND ADJUSTING 325
SKETCH OF TOOLS FOR TESTING AND ADJUSTING 329
ENGINE AND COOLING SYSTEM 331
TEST ENGINE SPEED 331
METHOD FOR TESTING ENGINE SPEED 331
TEST EXHAUST GAS COLOR 333
METHOD FOR TESTING EXHAUST GAS COLOR BY HANDY SMOKE CHECKER 333
METHOD FOR TESTING EXHAUST GAS COLOR BY SMOKE METER 334
TEST AND ADJUST VALVE CLEARANCE 335
METHOD FOR TESTING VALVE CLEARANCE 335
METHOD FOR ADJUSTING VALVE CLEARANCE 336
TEST COMPRESSION PRESSURE 337
METHOD FOR TESTING COMPRESSION PRESSURE 337
TEST ENGINE OIL PRESSURE 339
METHOD FOR TESTING ENGINE OIL PRESSURE 339
BLEED AIR FROM FUEL SYSTEM 341
METHOD FOR BLEEDING AIR FROM FUEL SYSTEM 341
TEST FUEL CIRCUIT FOR LEAKAGE 343
METHOD FOR TESTING FUEL CIRCUIT FOR LEAKAGE 343
HANDLE CYLINDER CUT-OUT MODE OPERATION 344
TEST AND ADJUST ALTERNATOR BELT TENSION 345
METHOD FOR TESTING ALTERNATOR BELT TENSION 345
METHOD FOR ADJUSTING ALTERNATOR BELT TENSION 345
TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION 346
METHOD FOR CHECKING AND ADJUSTING AIR CONDITIONER COMPRESSOR BELT TENSION 346
POWER TRAIN 348
TEST SWING CIRCLE BEARING CLEARANCE 348
METHOD FOR TESTING SWING CIRCLE BEARING CLEARANCE 348
UNDERCARRIAGE AND FRAME 349
TEST AND ADJUST TRACK TENSION 349
METHOD FOR TESTING TRACK TENSION 349
METHOD FOR ADJUSTING TRACK TENSION 349
HYDRAULIC SYSTEM 351
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM 351
METHOD FOR RELEASING REMAINING PRESSURE FROM HYDRAULIC TANK 351
METHOD FOR RELEASING REMAINING PRESSURE IN PPC ACCUMULATOR CIRCUIT 351
METHOD FOR RELEASING REMAINING PRESSURE IN HYDRAULIC CYLINDER CIRCUIT 351
METHOD FOR RELEASING REMAINING PRESSURE FROM SWING MOTOR CIRCUIT 356
METHOD FOR RELEASING REMAINING PRESSURE FROM TRAVEL MOTOR CIRCUIT 356
TEST AND ADJUST OIL PRESSURE IN WORK EQUIPMENT, TRAVEL, AND BOOM SWING CIRCUITS 357
METHOD FOR TESTING OIL PRESSURE IN WORK EQUIPMENT, TRAVEL, AND BOOM SWING CIRCUITS 357
METHOD FOR ADJUSTING OIL PRESSURE IN WORK EQUIPMENT, TRAVEL, AND BOOM SWING CIRCUITS 367
TEST AND ADJUST SWING AND BLADE CIRCUIT OIL PRESSURE 368
METHOD FOR TESTING SWING AND BLADE CIRCUIT OIL PRESSURE 368
METHOD FOR ADJUSTING SWING AND BLADE CIRCUIT OIL PRESSURE 373
TEST AND ADJUST OIL PRESSURE OF CONTROL CIRCUIT 375
METHOD FOR TESTING OIL PRESSURE OF CONTROL CIRCUIT 375
METHOD FOR ADJUSTING OIL PRESSURE OF CONTROL CIRCUIT 377
ADJUST OIL PRESSURE IN PUMP PC CONTROL CIRCUIT 379
METHOD FOR ADJUSTING OIL PRESSURE IN PUMP PC CONTROL CIRCUIT 379
TEST AND ADJUST OIL PRESSURE IN PUMP LS CONTROL CIRCUIT 381
METHOD FOR TESTING LS DIFFERENTIAL PRESSURE BY MACHINE MONITOR 381
METHOD FOR TESTING LS DIFFERENTIAL PRESSURE BY TESTING TOOL 382
METHOD FOR ADJUSTING LS VALVE 384
TEST OUTLET PRESSURE OF SOLENOID VALVE 385
METHOD FOR TESTING OUTLET PRESSURE OF SOLENOID VALVE BY MACHINE MONITOR 385
METHOD FOR TESTING OUTLET PRESSURE OF SOLENOID VALVE BY TESTING TOOL 386
OPERATING CONDITION OF SOLENOID VALVE 387
TEST PPC VALVE OUTLET PRESSURE 388
METHOD FOR TESTING OUTLET PRESSURE OF PPC VALVE BY MACHINE MONITOR 388
METHOD FOR TESTING OUTLET PRESSURE OF PPC VALVE BY TESTING TOOL 391
ADJUST WORK EQUIPMENT AND SWING PPC VALVES 394
METHOD FOR ADJUSTING PLAY OF WORK EQUIPMENT AND SWING PPC VALVES 394
TEST SWING PARKING BRAKE RELEASE PRESSURE 395
METHOD FOR TESTING SWING PARKING BRAKE RELEASE PRESSURE WITH MACHINE MONITOR 395
METHOD FOR TESTING SWING PARKING BRAKE RELEASE PRESSURE BY TESTING TOOL 395
TEST AND ADJUST TRAVEL DEVIATION 397
METHOD FOR TESTING TRAVEL DEVIATION 397
METHOD FOR ADJUSTING TRAVEL DEVIATION 397
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT 400
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF BOOM CYLINDER AND BUCKET CYLINDER 400
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF ARM CYLINDER 400
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF PPC VALVE 401
TEST OIL LEAKAGE 402
METHOD FOR TESTING OIL LEAKAGE FROM BOOM CYLINDER 402
METHOD FOR TESTING OIL LEAKAGE FROM ARM CYLINDER 402
METHOD FOR TESTING OIL LEAKAGE FROM BUCKET CYLINDER 403
METHOD FOR TESTING OIL LEAKAGE FROM BLADE CYLINDER 403
BLEED AIR FROM HYDRAULIC CIRCUIT 405
METHOD FOR BLEEDING AIR FROM HYDRAULIC CIRCUIT 406
PRESSURIZE HYDRAULIC TANK 408
METHOD FOR PRESSURIZING HYDRAULIC TANK 408
CAB AND ITS ATTACHMENTS 409
METHOD FOR OPENING AND CLOSING FLOOR UNIT 409
METHOD FOR OPENING FLOOR UNIT 410
METHOD FOR CLOSING FLOOR UNIT 412
ELECTRICAL SYSTEM 415
SET AND OPERATE MACHINE MONITOR 415
OPERATOR MODE 418
CHECKING FUNCTION BY LCD (LIQUID CRYSTAL DISPLAY) 418
CHECKING FUNCTION OF SERVICE METER 418
METHOD FOR SETTING USAGE LIMITATION AND CHANGING PASSWORD 418
SERVICE MODE 421
METHOD FOR OPERATING SERVICE MODE 421
METHOD FOR CHECKING PRE-DEFINED MONITORING INFORMATION 423
METHOD FOR CHECKING SELF-DEFINE MONITORING INFORMATION 426
ABNORMALITY RECORD MENU 433
METHOD FOR CONFIRMING MAINTENANCE RECORD 436
METHOD FOR OPERATING MAINTENANCE MODE SETTING 437
METHOD FOR OPERATING PHONE NUMBER ENTRY SETTING 441
DEFAULT MENU 443
DIAGNOSTIC TESTS MENU 449
ADJUSTMENT MENU 457
METHOD FOR OPERATING BATTERY DISCONNECT SWITCH SETTING 465
KOMTRAX SETTINGS MENU 467
METHOD FOR DISPLAYING SERVICE MESSAGE 469
METHOD FOR STARTING UP KOMTRAX TERMINAL 471
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER 476
TEST DIODES 477
METHOD FOR TESTING DIODE USING DIGITAL TESTER 477
METHOD FOR TESTING DIODE USING ANALOG TESTER 477
40 TROUBLESHOOTING 479
CONTENTS 480
ABBREVIATION LIST 485
RELATED INFORMATION ON TROUBLESHOOTING 491
GENERAL TROUBLESHOOTING POINTS 491
SEQUENCE OF EVENTS IN TROUBLESHOOTING 492
TROUBLESHOOTING POINTS FOR AFTERTREATMENT SYSTEM 494
CHECKS BEFORE TROUBLESHOOTING 502
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING 504
WALK-AROUND CHECK 504
TESTING IN ACCORDANCE WITH TESTING PROCEDURE 506
CHECK FUEL LEVEL AND TYPE 506
CHECK FUEL PREFILTER 507
WATER SEPARATOR – CHECK / DRAIN WATER AND SEDIMENT 509
CHECK MAIN FILTER 510
CHECK ENGINE OIL LEVEL (OIL AMOUNT IN OIL PAN) 513
CHECK COOLANT LEVEL (RESERVOIR TANK) 514
CHECK CLOGGING OF AIR CLEANER 515
CLEAN OUTER ELEMENT (SINGLE ELEMENT) 516
CLEAN OUTER ELEMENT (DOUBLE ELEMENT) 519
REPLACE SINGLE ELEMENT 521
REPLACE DOUBLE ELEMENT 523
CHECK HYDRAULIC OIL LEVEL 525
CHECK HYDRAULIC OIL STRAINER 529
CHECK HYDRAULIC FILTER 530
CHECK OIL LEVEL IN FINAL DRIVE CASE 532
BLEED AIR FROM FUEL SYSTEM 532
BLEED AIR FROM HYDRAULIC SYSTEM 532
ELECTRICAL EQUIPMENT – CHECK METHOD 532
ELECTRICAL SYSTEM TROUBLESHOOTING – PREPARATION 539
PROCEDURE FOR TESTING AND TROUBLESHOOTING 543
SYMPTOMS OF FAILURE AND TROUBLESHOOTING NUMBERS 546
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE 550
CONNECTORS LIST AND LAYOUT 552
CONNECTOR CONTACT IDENTIFICATION (FOR 4D88E-7 ENGINE) 566
T-BRANCH BOX AND T-BRANCH ADAPTER TABLE 570
FUSE LOCATION TABLE 576
FAILURE CODES TABLE 578
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE) 589
FAILURE CODE [6AZ0ZG] 589
FAILURE CODE [989L00] 591
FAILURE CODE [989M00] 592
FAILURE CODE [989N00] 593
FAILURE CODE [AQ20R1] 594
FAILURE CODE [AS00R2] 595
FAILURE CODE [AS00R3] 596
FAILURE CODE [AS00R4] 597
FAILURE CODE [B@BCNS] 598
FAILURE CODE [D19JKZ] 599
FAILURE CODE [D811MC] 602
FAILURE CODE [D862KA] 603
FAILURE CODE [D8ALKA] 604
FAILURE CODE [D8ALKB] 606
FAILURE CODE [D8AQKR] 608
FAILURE CODE [DAF0KT] 610
FAILURE CODE [DAF0MB] 611
FAILURE CODE [DAF0MC] 612
FAILURE CODE [DAF3KK] 613
FAILURE CODE [DAF9KQ] 615
FAILURE CODE [DAFGMC] 616
FAILURE CODE [DAFLKA] 617
FAILURE CODE [DAFLKB] 619
FAILURE CODE [DAFQKR] 621
FAILURE CODE [DB2QKR] 622
FAILURE CODE [DBH0MC] 626
FAILURE CODE [DBH2KK] 627
FAILURE CODE [DBH5KP] 629
FAILURE CODE [DBH5KP] 631
FAILURE CODE [DBH9KQ] 633
FAILURE CODE [DBHLKA] 635
FAILURE CODE [DBHLKB] 637
FAILURE CODE [DBHQKR] 639
FAILURE CODE [DDNRKA] 644
FAILURE CODE [DDNRKY] 646
FAILURE CODE [DDNS00] 648
FAILURE CODE [DDWLKA] 650
FAILURE CODE [DDWLKB] 652
FAILURE CODE [DFB1KZ] 654
FAILURE CODE [DFB2KZ] 656
FAILURE CODE [DFB3L8] 658
FAILURE CODE [DFB4L8] 661
FAILURE CODE [DFB5KZ] 664
FAILURE CODE [DFB6KZ] 666
FAILURE CODE [DHS1MA] 668
FAILURE CODE [DHS5MA] 670
FAILURE CODE [DHX1MA] 672
FAILURE CODE [DKULKA] 674
FAILURE CODE [DKULKB] 676
FAILURE CODE [DKULKY] 678
FAILURE CODE [DV00KB] 680
FAILURE CODE [DV20KB] 681
FAILURE CODE [DV50KB] 683
FAILURE CODE [DV50KY] 685
FAILURE CODE [DW43KA] 687
FAILURE CODE [DW43KB] 689
FAILURE CODE [DW43KY] 691
FAILURE CODE [DW4CKY] 692
FAILURE CODE [DXA8KA] 694
FAILURE CODE [DXA8KB] 696
FAILURE CODE [DXE7KA] 698
FAILURE CODE [DXE7KB] 700
FAILURE CODE [DXE7KY] 702
FAILURE CODE [DXE8KA] 704
FAILURE CODE [DXE8KB] 706
FAILURE CODE [DXE8KY] 708
FAILURE CODE [DXE9KA] 710
FAILURE CODE [DXE9KB] 712
FAILURE CODE [DXE9KY] 714
FAILURE CODE [DXEAKA] 716
FAILURE CODE [DXEAKB] 718
FAILURE CODE [DXEAKY] 720
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE) 722
E-1 ENGINE DOES NOT START (ENGINE DOES NOT CRANK) 722
E-2 ENGINE DOES NOT START (FUEL FEED PUMP SYSTEM) 728
E-3 AUTOMATIC PREHEATING SYSTEM DOES NOT WORK 730
E-4 WHEN STARTING SWITCH IS TURNED TO ON POSITION, MACHINE MONITOR DISPLAYS NOTHING 732
E-5 ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN WHITE WHILE ENGINE IS RUNNING 735
E-6 CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 736
E-7 FUEL LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 737
E-8 ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 738
E-9 ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 739
E-10 FUEL GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM 740
E-11 DISPLAY OF FUEL GAUGE DIFFERS FROM ACTUAL FUEL LEVEL 742
E-12 ENGINE COOLANT TEMPERATURE GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM 743
E-13 DISPLAY OF ENGINE COOLANT TEMPERATURE GAUGE DIFFERS FROM ACTUAL COOLANT TEMPERATURE 744
E-14 SOME AREAS OF MACHINE MONITOR SCREEN ARE NOT DISPLAYED 745
E-15 FUNCTION SWITCH DOES NOT OPERATE 746
E-16 AUTO-DECELERATOR IS NOT OPERATED OR CANCELED WITH LEVER 747
E-17 WHEN WORKING MODE IS CHANGED, SETTING OF ENGINE AND HYDRAULIC PUMP IS NOT CHANGED 748
E-18 WHEN TRAVEL SPEED SELECTION IS CHANGED, ACTUAL TRAVEL SPEED DOES NOT CHANGE 749
E-19 ALARM BUZZER DOES NOT SOUND 751
E-20 ALARM BUZZER CANNOT BE CANCELED 752
E-21 SERVICE METER IS NOT DISPLAYED, WHILE STARTING SWITCH IS IN OFF POSITION 753
E-22 SERVICE MODE CANNOT BE SELECTED 754
E-23 ALL OF WORK EQUIPMENTS, SWING, AND TRAVEL MECHANISM DO NOT MOVE 755
E-24 ALL OF WORK EQUIPMENT, SWING, AND TRAVEL MECHANISM DO NOT LOCK 757
E-25 ALARM DOES NOT SOUND DURING TRAVEL 759
E-26 ALARM DOES NOT STOP SOUNDING WHILE MACHINE IS STOPPED 761
E-27 HORN DOES NOT SOUND 762
E-28 HORN DOES NOT SOUND (FOR PROPORTIONAL LEVER SPEC) 764
E-29 HORN DOES NOT STOP SOUNDING 766
E-30 HORN DOES NOT STOP SOUNDING (FOR PROPORTIONAL LEVER SPEC) 768
E-32 NONE OF WORKING LAMP, TRAVEL LAMP, OR ADDITIONAL LAMP DOES NOT LIGHT UP (CAB SPEC) 770
E-33 WHEN WIPER SWITCH IS OPERATED, WINDSHIELD WIPER DOES NOT OPERATE 774
E-34 WHEN WINDOW WASHER SWITCH IS OPERATED, WINDOW WASHER DOES NOT OPERATE 776
E-35 TRAVEL INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 778
E-36 Swing or Arm IN IS NOT DISPLAYED NORMALLY IN MONITORING FUNCTION 779
E-37 Work Equipment IS NOT DISPLAYED NORMALLY IN MONITORING FUNCTION 780
E-38 KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY 782
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE) 783
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE) 783
H-1 ALL WORK EQUIPMENT, TRAVEL, SWING OR BLADE DO NOT OPERATE 784
H-2 ALL WORK EQUIPMENTS OR TRAVEL DOES NOT OPERATE 785
H-3 TRAVEL OR BLADE DOES NOT OPERATE 786
H-4 SWING OR BLADE DOES NOT OPERATE 787
H-5 ALL WORK EQUIPMENT, TRAVEL, SWING AND BLADE SPEED OR POWER IS LOW 788
H-6 ALL WORK EQUIPMENT AND TRAVEL SPEED OR POWER IS LOW 789
H-7 TRAVEL AND BLADE SPEED OR POWER IS LOW 790
H-8 SWING AND BLADE SPEED OR POWER IS LOW 791
H-9 FINE CONTROL PERFORMANCE OR RESPONSE IS POOR 792
H-10 UNUSUAL NOISE IS HEARD FROM AROUND HYDRAULIC PUMP 793
H-11 ENGINE SPEED DROPS LARGELY OR ENGINE STOPS 794
H-12 ALL WORK EQUIPMENTS SPEED OR POWER IS LOW 796
H-13 ALL WORK EQUIPMENTS AND BLADE SPEED OR POWER IS LOW 797
H-14 BLADE DOES NOT OPERATE 798
H-15 ALL WORK EQUIPMENTS DO NOT OPERATE 799
H-16 ALL WORK EQUIPMENTS OR BLADE DO NOT OPERATE 800
H-17 SPEED OR POWER OF BOOM IS LOW 801
H-18 ARM SPEED OR POWER IS LOW 803
H-19 BUCKET SPEED OR POWER IS LOW 804
H-20 BLADE SPEED OR POWER IS LOW 805
H-21 BOOM SWING SPEED OR POWER IS LOW 807
H-22 WORK EQUIPMENT DOES NOT MOVE IN SINGLE OPERATION 808
H-23 HYDRAULIC DRIFT OF BOOM IS LARGE 809
H-24 HYDRAULIC DRIFT OF ARM IS LARGE 810
H-25 HYDRAULIC DRIFT OF BUCKET IS LARGE 811
H-26 HYDRAULIC DRIFT OF BLADE IS LARGE 812
H-27 TIME LAG OF WORK EQUIPMENT IS LARGE 814
H-28 IN COMBINED OPERATION OF WORK EQUIPMENT, EQUIPMENT HAVING HEAVIER LOAD MOVES SLOWER 815
H-29 MACHINE DOES NOT TRAVEL STRAIGHT 816
H-30 MACHINE DOES NOT MOVE OFF STRAIGHT 818
H-31 MACHINE IS NOT STEERED WELL OR STEERING POWER IS LOW 819
H-32 TRAVEL SPEED IS LOW 821
H-33 BOTH SIDES OF CRAWLERS DO NOT MOVE 823
H-34 ONE OF TRACKS DOES NOT RUN 824
H-35 TRAVEL SPEED DOES NOT CHANGE, OR TRAVEL SPEED IS TOO SLOW OR FAST 826
H-36 UPPER STRUCTURE DOES NOT SWING BOTH TO THE RIGHT AND LEFT 827
H-37 SWINGS ONLY IN ONE DIRECTION 829
H-38 SWING ACCELERATION OR SWING SPEED IS LOW IN BOTH DIRECTIONS (RIGHT AND LEFT) 831
H-39 SWING ACCELERATION PERFORMANCE IS POOR OR SWING SPEED IS SLOW IN ONLY ONE DIRECTION 833
H-40 UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWINGING (BOTH RIGHT AND LEFT) 834
H-41 UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWINGING (ONLY ONE DIRECTION EITHER RIGHT OR LEFT) 835
H-42 SHOCK IS LARGE WHEN UPPER STRUCTURE STOPS SWINGING 836
H-43 LARGE UNUSUAL NOISE IS HEARD WHEN UPPER STRUCTURE STOPS SWINGING 837
H-44 SWING DRIFT ON A SLOPE IS LARGE (WHILE SWING PARKING BRAKE IS APPLIED) 838
H-45 SWING DRIFT ON A SLOPE IS LARGE (WHILE SWING PARKING BRAKE IS RELEASED) 839
TROUBLESHOOTING OF ENGINE (S-MODE) 840
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (S MODE) 840
S-1 ENGINE DOES NOT CRANK WHEN STARTING SWITCH IS TURNED TO START POSITION 841
S-2 ENGINE CRANKS BUT NO EXHAUST GAS COMES OUT 842
S-3 FUEL IS BEING INJECTED BUT ENGINE DOES NOT START (MISFIRING: ENGINE CRANKS BUT DOES NOT START) 843
S-4 ENGINE STARTABILITY IS POOR 844
S-5 ENGINE DOES NOT PICK UP SMOOTHLY 846
S-6 ENGINE STOPS DURING OPERATION 848
S-7 ENGINE RUNS ROUGH OR IS UNSTABLE 849
S-8 ENGINE LACKS POWER 850
S-9 KDPF GETS CLOGGED IN A SHORT TIME 852
S-10 ENGINE OIL CONSUMPTION IS EXCESSIVE 853
S-11 OIL BECOMES CONTAMINATED QUICKLY 854
S-12 FUEL CONSUMPTION IS EXCESSIVE 855
S-13 OIL IS IN COOLANT (OR COOLANT SPURTS BACK OR COOLANT LEVEL GOES DOWN) 856
S-14 OIL PRESSURE DROPS 857
S-15 FUEL MIXES INTO ENGINE OIL 859
S-16 WATER MIXES INTO ENGINE OIL (MILKY) 860
S-17 COOLANT TEMPERATURE RISES TOO HIGH (OVERHEATING) 861
S-18 UNUSUAL NOISE IS HEARD 862
S-19 VIBRATION IS EXCESSIVE 863
S-20 AIR CANNOT BE BLED FROM FUEL CIRCUIT 864
50 DISASSEMBLY AND ASSEMBLY 865
CONTENTS 866
ABBREVIATION LIST 869
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY 875
HOW TO READ THIS MANUAL 875
COATING MATERIALS LIST 877
SPECIAL TOOLS LIST 881
SKETCHES OF SPECIAL TOOLS 886
ENGINE AND COOLING SYSTEM 887
REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY 887
METHOD FOR REMOVING SUPPLY PUMP ASSEMBLY 887
METHOD FOR INSTALLING SUPPLY PUMP ASSEMBLY 890
REMOVE AND INSTALL STARTER ASSEMBLY 894
METHOD FOR REMOVING STARTER ASSEMBLY 894
METHOD FOR INSTALLING STARTER ASSEMBLY 895
REMOVE AND INSTALL RADIATOR ASSEMBLY 896
METHOD FOR REMOVING RADIATOR ASSEMBLY 896
METHOD FOR INSTALLING RADIATOR ASSEMBLY 899
REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY 903
METHOD FOR REMOVING HYDRAULIC OIL COOLER ASSEMBLY 903
METHOD FOR INSTALLING HYDRAULIC OIL COOLER ASSEMBLY 906
REMOVE AND INSTALL ENGINE AND MAIN PUMP ASSEMBLY 910
METHOD FOR REMOVING ENGINE AND MAIN PUMP ASSEMBLY 910
METHOD FOR INSTALLING ENGINE AND MAIN PUMP ASSEMBLY 916
REMOVE AND INSTALL FUEL TANK ASSEMBLY 923
METHOD FOR REMOVING FUEL TANK ASSEMBLY 923
METHOD FOR INSTALLING FUEL TANK ASSEMBLY 925
DISASSEMBLE AND ASSEMBLE OF KDPF ASSEMBLY 928
POWER TRAIN 929
REMOVE AND INSTALL TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY 929
METHOD FOR REMOVING TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY 929
METHOD FOR INSTALLING TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY 931
REMOVE AND INSTALL SWING MOTOR AND SWING MACHINERY ASSEMBLY 933
METHOD FOR REMOVING SWING MOTOR AND SWING MACHINERY ASSEMBLY 933
METHOD FOR INSTALLING SWING MOTOR AND SWING MACHINERY ASSEMBLY 934
DISASSEMBLE AND ASSEMBLE SWING MACHINERY ASSEMBLY 935
METHOD FOR DISASSEMBLING SWING MACHINERY ASSEMBLY 935
METHOD FOR ASSEMBLING SWING MACHINERY ASSEMBLY 938
REMOVE AND INSTALL SWING CIRCLE ASSEMBLY 942
METHOD FOR REMOVING SWING CIRCLE ASSEMBLY 942
METHOD FOR INSTALLING SWING CIRCLE ASSEMBLY 942
UNDERCARRIAGE AND FRAME 944
DISASSEMBLE AND ASSEMBLE RECOIL SPRING 944
METHOD FOR DISASSEMBLING AND ASSEMBLING RECOIL SPRING 944
METHOD FOR ASSEMNLING RECOIL SPRING ASSEMBLY 945
SEPARATION AND CONNECTION OF TRACK ASSEMBLY 947
METHOD FOR SEPARATING TRACK ASSEMBLY 947
METHOD FOR INSTALLING TRACK ASSEMBLY 947
DISASSEMBLE AND ASSEMBLE IDLER ASSEMBLY 949
METHOD FOR DISASSEMBLING IDLER ASSEMBLY 949
METHOD FOR ASSEMBLING IDLER ASSEMBLY 950
DISASSEMBLE AND ASSEMBLE TRACK ROLLER ASSEMBLY 952
METHOD FOR DISASSEMBLING TRACK ROLLER ASSEMBLY 952
METHOD FOR ASSEMBLING TRACK ROLLER ASSEMBLY 953
DISASSEMBLEAND ASSEMBLE CARRIER ROLLER ASSEMBLY 955
METHOD FOR DISASSEMBLING CARRIER ROLLER ASSEMBLY 955
METHOD FOR ASSEMBLING CARRIER ROLLER ASSEMBLY 956
REMOVE AND INSTALL REVOLVING FRAME ASSEMBLY 958
METHOD FOR REMOVING REVOLVING FRAME ASSEMBLY 958
METHOD FOR INSTALLING REVOLVING FRAME ASSEMBLY 959
REMOVE AND INSTALL COUNTERWEIGHT ASSEMBLY 961
METHOD FOR REMOVING COUNTERWEIGHT ASSEMBLY 961
METHOD FOR INSTALLING COUNTERWEIGHT ASSEMBLY 964
HYDRAULIC SYSTEM 969
REMOVE AND INSTALL CENTER SWIVEL JOINT ASSEMBLY 969
METHOD FOR REMOVING CENTER SWIVEL JOINT ASSEMBLY 969
METHOD FOR INSTALLING CENTER SWIVEL JOINT ASSEMBLY 970
DISASSEMBLE AND ASSEMBLE CENTER SWIVEL JOINT ASSEMBLY 973
METHOD FOR DISASSEMBLING CENTER SWIVEL JOINT ASSEMBLY 974
METHOD FOR ASSEMBLING CENTER SWIVEL JOINT ASSEMBLY 975
REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY 976
METHOD FOR REMOVING HYDRAULIC TANK ASSEMBLY 976
METHOD FOR INSTALLING HYDRAULIC TANK ASSEMBLY 979
REMOVE AND INSTALL MAIN PUMP ASSEMBLY 982
METHOD FOR REMOVING MAIN PUMP ASSEMBLY 982
METHOD FOR INSTALLING MAIN PUMP ASSEMBLY 984
REMOVE AND INSTALL ACCUMULATOR ASSEMBLY 988
METHOD FOR REMOVING ACCUMULATOR ASSEMBLY (EU SPECIFICATION) 988
METHOD FOR REMOVING ACCUMULATOR ASSEMBLY (NORTH AMERICA SPECIFICATION, FOR MACHINE WITH QUICK COUPLER) 989
METHOD FOR INSTALLING ACCUMULATOR ASSEMBLY (EU SPECIFICATION) 991
METHOD FOR INSTALLING ACCUMULATOR ASSEMBLY (NORTH AMERICA SPECIFICATION, FOR MACHINE WITH QUICK COUPLER) 992
DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT PPC VALVE ASSEMBLY 994
METHOD FOR DISASSEMBLING WORK EQUIPMENT PPC VALVE ASSEMBLY 994
METHOD FOR ASSEMBLING WORK EQUIPMENT PPC VALVE ASSEMBLY 995
DISASSEMBLE AND ASSEMBLE TRAVEL PPC VALVE ASSEMBLY 997
METHOD FOR DISASSEMBLING TRAVEL PPC VALVE ASSEMBLY 997
METHOD FOR ASSEMBLING TRAVEL PPC VALVE ASSEMBLY 998
WORK EQUIPMENT 1000
REMOVE AND INSTALL WORK EQUIPMENT ASSEMBLY 1000
METHOD FOR REMOVING WORK EQUIPMENT ASSEMBLY 1000
METHOD FOR INSTALLING WORK EQUIPMENT ASSEMBLY 1002
DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT CYLINDER ASSEMBLY 1004
METHOD FOR DISASSEMBLING WORK EQUIPMENT CYLINDER ASSEMBLY 1005
METHOD FOR ASSEMBLING WORK EQUIPMENT CYLINDER ASSEMBLY 1008
CAB AND ITS ATTACHMENTS 1012
REMOVE AND INSTALL OPERATOR’S CAB ASSEMBLY (CAB SPEC) 1012
METHOD FOR REMOVING OPERATOR’S CAB ASSEMBLY (CAB SPEC) 1012
METHOD FOR INSTALLING OPERATOR’S CAB ASSEMBLY (CAB SPEC) 1015
REMOVE AND INSTALL OPERATOR CAB GLASS (ADHERED GLASS) 1019
METHOD FOR REMOVING OPERATOR CAB GLASS (ADHERED GLASS) 1020
METHOD FOR INSTALLING OPERATOR CAB GLASS (ADHERED GLASS) 1021
REMOVE AND INSTALL FRONT WINDOW ASSEMBLY 1029
METHOD FOR REMOVING FRONT WINDOW ASSEMBLY 1029
METHOD FOR INSTALLING FRONT WINDOW ASSEMBLY 1030
REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY 1032
METHOD FOR REMOVING AIR CONDITIONER UNIT ASSEMBLY 1032
METHOD FOR INSTALLING AIR CONDITIONER UNIT ASSEMBLY 1036
REMOVE AND INSTALL OPERATOR’S SEAT 1041
METHOD FOR REMOVING OPERATOR’S SEAT 1041
METHOD FOR INSTALLING OPERATOR’S SEAT 1041
REMOVE AND INSTALL SEAT BELT 1043
METHOD FOR REMOVING SEAT BELT 1043
METHOD FOR INSTALLING SEAT BELT 1043
ELECTRICAL SYSTEM 1044
REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY 1044
METHOD FOR REMOVING ENGINE CONTROLLER ASSEMBLY 1044
METHOD FOR INSTALLING ENGINE CONTROLLER ASSEMBLY 1045
REMOVE AND INSTALL MACHINE CONTROLLER ASSEMBLY 1046
METHOD FOR REMOVING MACHINE CONTROLLER ASSEMBLY 1046
METHOD FOR INSTALLING MACHINE CONTROLLER ASSEMBLY 1047
REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY 1049
METHOD FOR REMOVING MACHINE MONITOR ASSEMBLY 1049
METHOD FOR INSTALLING MACHINE MONITOR ASSEMBLY 1050
REMOVE AND INSTALL KOMTRAX TERMINAL ASSEMBLY 1052
METHOD FOR REMOVING KOMTRAX TERMINAL ASSEMBLY 1052
METHOD FOR INSTALLING KOMTRAX TERMINAL ASSEMBLY 1053
60 MAINTENANCE STANDARD 1055
CONTENTS 1056
ABBREVIATION LIST 1057
ENGINE AND COOLING SYSTEM 1063
MAINTENANCE STANDARD FOR PTO 1063
MAINTENANCE STANDARD OF COOLING SYSTEM 1064
POWER TRAIN 1065
MAINTENANCE STANDARD OF SWING CIRCLE 1065
MAINTENANCE STANDARD OF SWING MACHINERY 1066
MAINTENANCE STANDARD OF SPROCKET 1068
UNDERCARRIAGE AND FRAME 1069
MAINTENANCE STANDARD OF TRACK FRAME AND IDLER CUSHION 1069
MAINTENANCE STANDARD OF IDLER 1070
MAINTENANCE STANDARD OF TRACK ROLLER 1072
MAINTENANCE STANDARD OF CARRIER ROLLER 1073
MAINTENANCE STANDARD OF TRACK SHOE 1074
MAINTENANCE STANDARD OF TRIPLE SHOE 1076
MAINTENANCE STANDARD OF ROAD LINER 1077
MAINTENANCE STANDARD FOR RUBBER SHOE 1078
HYDRAULIC SYSTEM 1079
MAINTENANCE STANDARD OF HYDRAULIC TANK 1079
MAINTENANCE STANDARD OF MAIN PUMP 1080
MAINTENANCE STANDARD OF MAIN PUMP SERVO VALVE 1081
MAINTENANCE STANDARD OF PC-EPC VALVE 1082
MAINTENANCE STANDARD OF SWING MOTOR 1083
MAINTENANCE STANDARD OF TRAVEL MOTOR 1085
MAINTENANCE STANDARD OF CONTROL VALVE 1086
MAINTENANCE STANDARD OF WORK EQUIPMENT AND SWING PPC VALVE 1096
MAINTENANCE STANDARD OF BLADE PPC VALVE 1099
MAINTENANCE STANDARD OF BOOM SWING PPC VALVE 1101
MAINTENANCE STANDARD OF TRAVEL PPC VALVE 1103
MAINTENANCE STANDARD OF ATTACHMENT PPC VALVE 1106
MAINTENANCE STANDARD OF CENTER SWIVEL JOINT 1108
WORK EQUIPMENT 1109
MAINTENANCE STANDARD OF WORK EQUIPMENT LINKAGE 1109
DIMENSION OF ARM 1115
DIMENSIONS OF BUCKET 1117
MAINTENANCE STANDARD OF BOOM CYLINDER 1119
MAINTENANCE STANDARD OF ARM CYLINDER 1120
MAINTENANCE STANDARD OF BUCKET CYLINDER 1121
MAINTENANCE STANDARD OF BLADE CYLINDER 1122
MAINTENANCE STANDARD OF BOOM SWING CYLINDER 1123
80 APPENDIX 1125
CONTENTS 1126
ABBREVIATION LIST 1127
AIR CONDITIONER SYSTEM 1133
PRECAUTIONS FOR REFRIGERANT 1133
AIR CONDITIONER COMPONENT 1134
SPECIFICATIONS OF AIR CONDITIONER 1135
CONFIGURATION AND FUNCTION OF REFRIGERATION CYCLE 1136
OUTLINE OF REFRIGERATION CYCLE 1137
COMPONENT PARTS OF AIR CONDITIONER SYSTEM 1139
AIR CONDITIONER UNIT 1139
CONFIGURATION DIAGRAM OF AIR CONDITIONER UNIT 1139
COMPRESSOR 1141
STRUCTURE OF COMPRESSOR 1141
SPECIFICATIONS OF COMPRESSOR 1141
FUNCTION OF COMPRESSOR 1141
CONDENSER 1143
STRUCTURE OF CONDENSER 1143
SPECIFICATIONS OF CONDENSER 1143
FUNCTION OF CONDENSER 1143
RECEIVER DRIER 1145
STRUCTURE OF RECEIVER DRIER 1145
SPECIFICATIONS OF RECEIVER DRIER 1145
FUNCTION OF RECEIVER DRIER 1145
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE 1146
A-1 TROUBLESHOOTING FOR POWER SUPPLY SYSTEM (AIR CONDITIONER DOES NOT OPERATE) 1148
A-2 TROUBLESHOOTING FOR BLOWER MOTOR SYSTEM (NO AIR COMES OUT OR AIR FLOW IS ABNORMAL) 1151
A-3 TROUBLESHOOTING FOR TEMPERATURE CONTROL FUNCTION 1155
A-4 TROUBLESHOOTING FOR AIR CONDITINOER COMPRESSOR AND COOLING SYSTEM (ELECTRICAL SYSTEM) 1158
A-5 TROUBLESHOOTING FOR AIR CONDITINOER COMPRESSOR AND COOLING SYSTEM (MECHANICAL SYSTEMS) 1162
A-6 TROUBLESHOOTING FOR HOT WATER CIRCUIT SYSTEM 1163
A-7 UNUSUAL NOISE IS HEARD FROM AIR CONDITINOER RELATED PARTS 1164
A-8 WATER LEAKS FROM AIR CONDITINOER RELATED PARTS 1165
A-9 TROUBLESHOOTING FOR FRESH/RECIRC AIR CHANGEOVER 1166
PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER PIPINGS 1167
HANDLE COMPRESSOR OIL 1169
90 CIRCUIT DIAGRAMS 1171
CONTENTS 1172
ABBREVIATION LIST 1173
HYDRAULIC CIRCUIT DIAGRAM 1179
SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM 1179
HYDRAULIC CIRCUIT DIAGRAM (1/2) 1183
HYDRAULIC CIRCUIT DIAGRAM (2/2) 1185
ELECTRICAL CIRCUIT DIAGRAM 1187
SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM 1187
ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (1/6) 1191
ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (2/6) 1193
ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (3/6) 1195
ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (4/6) 1197
ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (5/6) 1199
ELECTRICAL CIRCUIT DIAGRAM (CAB SPEC) (6/6) 1201
INDEX 1203

DESCRIPTION:

Komatsu PC58MR-5E0 Hydraulic Excavator Shop Manual WENBM00240 – PDF DOWNLOAD 

SERIAL NUMBERS F60001 and up

Composition of the shop manual
This shop manual contains technical information necessary to perform services in workshops. It is divided into
the following chapters for the ease of use.
00 INDEX AND FOREWORD
This section describes the index, foreword, safety, and basic information.
01 SPECIFICATIONS
This section describes the specifications of the machine.
10 STRUCTURE AND FUNCTION
This section describes the structure and operation of each component with respect to each system. “STRUCTURE
AND FUNCTION” is helpful in not only understanding the structure of each component but performing
troubleshooting.
20 STANDARD VALUE TABLE
This section describes the standard values for new machine and failure criteria for testing and adjusting, and
troubleshooting. Use the standard values table to check the standard values for testing and adjusting, and judge
troubles in troubleshooting.
30 TESTING AND ADJUSTING
This section describes the measuring tools and measuring methods for testing and adjusting as well as the adjusting
method of each part. The standard values and repair limit for TESTING AND ADJUSTING are described
in “STANDARD VALUE TABLE”.
40 TROUBLESHOOTING
This section describes troubleshooting of failure part and its remedy method on the occurrence of the failure.
Descriptions of troubleshooting are sorted by failure mode.
50 DISASSEMBLY AND ASSEMBLY
This section describes the special tools, work procedures, and safety precautions necessary for removal, installation,
disassembly, and assembly of the components and parts. In addition, tightening torques, quantity, and
weight of the coating materials, lubricants, and coolant necessary to these works are shown.
60 MAINTENANCE STANDARD
This section describes the maintenance standard value of each component. The maintenance standard shows
the criteria and remedies for disassembly and assembly.
80 THE OTHER INFORMATION
This section describes the structure and function, testing and adjusting, and troubleshooting for all of the other
components or equipment which cannot be separately classified in the appendix.
90 Circuit diagrams
This section describes hydraulic circuit diagrams and electrical circuit diagrams.

S.V 26/12/24