Komatsu H185S Hydraulic Shovel Repair Manual PDF Download

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Komatsu H185S HYDRAULIC SHOVEL Shop Manual – PDF DOWNLOAD

FILE DETAILS:

Komatsu H185S HYDRAULIC SHOVEL Shop Manual – PDF DOWNLOAD

Language : English
Pages :536
Downloadable : Yes
File Type : PDF

TABLE OF CONTENTS:

Komatsu H185S HYDRAULIC SHOVEL Shop Manual – PDF DOWNLOAD

MAIN MENU 0
COVER 1
FOREWARD 2
PART 1 6
TECHNICAL SUMMARY 8
ASSEMBLIING THE EXCAVATOR 28
PART 2 54
FOREWARD 56
INTRODUCTION 58
DRIVE 60
GENERAL 62
ENGINE MOUNTS 64
FAN DRIVE AND COOLER ASSY 66
COUPLING 68
AIR FILTER 70
RPM ADJUSTMENTS (CUMMINS ENGINE KTA 38C) 72
ELECTRIC MOTOR 74
COUPLING 76
PUMP DISTRIBUTOR GEAR 80
LUBRICATION 82
LOCATION OF THE PUMPS AT THE DISTRIBUTOR GEAR 88
HYDRAULIC OIL TANK 90
HYDRAULIC OIL TANK 92
HYDRAULIC OIL COOLING 98
GENERAL100
HYDRAULIC OIL COOLING CIRCUIT102
FAN DRIVE106
AXIAL PISTON PUMP110
MEASURING AND SETTING OF THE FAN SPEED112
FUNCTION CHECK FOR RPM CONTROL116
CONTROL118
PILOT PRESSURE SUPPLY120
OVERVIEW FOR PILOT PRESSURE LINES124
ELECTRO PROPORTIONAL CONTROL126
GENERAL FUNCTION126
DETAILED EXPLANATION 126
POTENTIOMETER CONTROL (LEVER)128
ADJUSTMENTS138
MAIN HYDRAULIC PUMPS AND PUMP REGULATION148
HYDRAULIC PUMP A7V150
DESCRIPTION OF THE SL BEARING154
FUNCTION OF THE GOVERNOR156
PUMP BEARING LUBRICATION162
MEASURING AND SETTING OF THE PRESSURE OF THE PRESSURE CUT-OFF VALVES166
PUMP REGULATION SYSTEM 176
GENERAL FOR DIESEL ENGINE DRIVEN MACHINES176
DETAILED EXPLANATION FOR THE HYDRAULIC REGULATION180
FUNCTION OF THE REGULATION CARTRIDGE182
GENERAL FOR ELECTRIC MOTOR DRIVEN MACHINES184
SETTING/ADJUSTING THE HYDRAULIC PUMP REGULATION 188
(FOR MACHINES WITH A CUMMINS ENGINE ONLY)188
(FOR MACHINES WITH A CAT ENGINE)196
ADJUSTING THE CONTSTANT X1 PRESSURE FOR THE STOP GAP OPERATION (ONLY FOR MACHINES WITH AN ELECTRIC MOTOR)206
DETAILED EXPLANATION FOR THE ELECTRONIC REGULATION FOR MACHINES WITH DIESEL ENGINE DRIVE210
ADJUSTMENTS/CHECKS FOR THE ELECTRONIC REGULATION – NORMAL212
ADJUSTMENTS/CHECKS FOR THE ELECTRONIC REGULATION – CHECKS/FUNCTION TEST/FAULTFINDING AT JOBSITE220
DETAILED EXPLANATION FOR THE ELECTRONIC REGULATION FOR ELECTRIC MOTOR POWERED MACHINES238
ADJUSTMENTS/CHECKS FOR THE ELECTRONIC REGULATION – NORMAL240
ADJUSTMENTS/CHECKS FOR THE ELECTRONIC REGULATION – CHECKS/FUNCTION TEST/FAULTFINING AT THE JOBSITE252
OPERATING HYDRAULIC268
REMOTE CONTROL, CONTROL BLOCKS AND DISTRIBUTOR MANIFOLD ARRANGEMENT270
CONTROL BLOCKS272
LOAD HOLDING VALVES274
TRAVEL BRAKE VALVES276
CONTROL BLOCK VALVES278
PILOT OPERATED PRESSURE RELIEF VALVE280
RESTRICTOR BLOCK282
ANTI CAVITATION VALVE BLOCK284
REMOTE CONTROL MANIFOLD286
DIRECTIONAL SOLENOID VALVES288
PROPORTIONAL SOLENOID VALVE290
HIGH PRESSURE FILTER292
HYDRAULIC CYLINDER294
HYDRAULIC FOR ATTACHMENT CYLINDER296
VALVES AND PRESSURE CHECK POINTS FOR LBA300
REMOTE CONTROL SOLENOIDS VALVES LOCATION304
EXEMPLARY EXPLANATION FOR ONE CIRCUIT308
ADJUSTMENTS FOR THE ATTACHMENT CYLINDER HYDRAULIC318
SLEW CIRCUIT336
SLEW MOTOR (AXIAL PISTON MOTOR A2FM)340
SLEW GEAR344
SLEW GEAR HOUSE BRAKE346
SLEW BRAKE VALVE348
DETAILED EXPLANATION FOR RIGHT HAND SLEWING (EURO-CONTROL)354
DETAILED EXPLANATION FOR LEFT HAND SLEWING (EURO-CONTROL)358
SLEWING DOWN PATH360
ANTICAVITATION CIRCUIT362
ADJUSTMENTS FOR THE SLEW CIRCUIT364
TRAVEL CIRCUIT368
ROTARY DISTRIBUTOR372
TRAVEL MOTOR (AXIAL PISTON MOTOR A2FM)374
DRIVE ASSY378
TRAVEL GEAR380
TRAVEL GEAR HOUSE BRAKE382
DETAILED EXPLANATION FOR “TRAVELLING FORWARD”386
DETAILED EXPLANATION FOR “TRAVELLING BACKWARD”392
ADJUSTMENTS FOR THE TRAVEL CIRCUIT396
HYDRAULIC TRACK TENSION SYSTEM400
GENERAL402
FUNCTION404
PRESSURE INCREASING VALVE TYPE: MO 7010408
PRESSURE RELIEF VALVE, PILOT OPERATED TYPE: DBD S410
ADJUSTMENTS412
HYDRAULIC DRIVE FOR AIR CONDITION COMPRESSOR418
HYDRAULIC DRIVE FOR AIR CONDITION COMPRESSOR420
ADJUSTMENTS FOR THE HYDRAULIC AIR CONDITION DRIVE422
SOLENOID VALVE424
PRESSURE RELIEF VALVE, PILOT OPERATED TYPE: DBD S426
GENERATOR DRIVE428
FUNCTION430
ELECTRICAL FUNCTION432
BASIC ADJUSTMENTS436
PRESSURE RELIEF VALVE WITH SOLENOID VALVE442
AXIAL PISTON PUMP A10V 0444
HINTS FOR THE HYDRAULIC CIRCUIT DIAGRAM448
HINTS FOR READING THE CIRCUIT DIAGRAM452
LEGEND TO THE HYDRAULIC CIRCUIT DIAGRAM H185 WITH DIESEL ENGINE454
HOW TO READ THE CIRCUIT DIAGRAM460
HINTS FOR THE ELECTRIC CIRCUIT DIAGRAM462
MARKINGS OF ELECTRICAL COMPONENTS IN THE CIRCUIT DIAGRAMS (DIN 40719 PART 2)464
SYMBOLS466
DEMAG CIRCUIT DIAGRAMS470
EXPLANATION OF THE DRAWING CONCEPT472
LOCATION OF THE MAIN TERMINAL BOXES AND SOME IMPORTANT COMPONENTS474
READING A CIRCUIT DIAGRAM476
PART 3 APPENDIX482
CONTENTS483
ELECTRICAL DIAGRAM484
HYDRAULIC DIAGRAM535

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S.M 13/12/24