Komatsu PC3000-1 Hydraulic Mining Shovel Shop Manual SN 6225 PDF

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Komatsu PC3000-1 Hydraulic Mining Shovel Shop Manual SN 6225 – PDF DOWNLOAD

FILE DETAILS:

Komatsu PC3000-1 Hydraulic Mining Shovel Shop Manual SN 6225 – PDF DOWNLOAD 

Language : English
Pages : 441
Downloadable : Yes
File Type : PDF

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DESCRIPTION:

Komatsu PC3000-1 Hydraulic Mining Shovel Shop Manual SN 6225 – PDF DOWNLOAD 

FOREWORD:

With this SERVICE MANUAL KOMATSU MINING GERMANY GmbH provides you with the description of the construction and the function of the major systems of the hydraulic excavator PC 3000.
We describe for you all functions and how to carry out the inspections and adjustments.
How do you find “your” desired information?
In the table of CONTENTS all the functions and components are shown in their sequence of the description.

TABLE OF CONTENTS:

Komatsu PC3000-1 Hydraulic Mining Shovel Shop Manual SN 6225 – PDF DOWNLOAD 

MAIN MENU 0
COVER 1
INTRODUCTION 2
FOREWORD 3
TABLE OF CONTENTS 5
SECTION 1 MAIN ASSEMBLY GROUPS 6
TABLE OF CONTENTS 6
GENERAL LAYOUT 8
DRIVE 10
CONTROL BLOCKS, SWING GEAR 12
UNDERCARRIAGE, TRAVEL DRIVE 14
DRIVER’S CAB 16
SECTION 2 DRIVE 17
TABLE OF CONTENTS 17
PRIME DRIVE ASSEMBLY 19
ENGINE MOUNTS 21
FAN DRIVE AND COOLER ASSY 23
COUPLING 25
AIR FILTER 27
PUMP DISTRIBUTOR GEAR 29
SPLING LUBRICATION 31
GEAT LUBRICATION 33
LOCATION OF THE PUMPS, DRIVE SPEEDS AND FLOW RATES 37
SECTION 3 HYDRAULIC OIL TANK 38
TABLE OF CONTENTS 38
MAIN OIL TANK 40
RETURN AND LEAK OIL FILTER 42
BREATHER FILTER 44
LOCATION OF PRESSURE SWITCHES AND SENSORS 46
SECTION 4 HYDRAULIC OIL COOLING 47
TABLE OF CONTENTS 47
GENERAL 49
HYDRAULIC OIL COOLING CIRCUIT 51
ADJUSTMENTS 53
FAN DRIVE 57
PRESSURE RELIEF VALVE AND SOLENOID VALVE 59
AXIAL PISTON PUMP 61
ADJUSTMENTS 63
FUNCTION CHECK FOR RPM-CONTROL 67
SECTION 5 CONTROLLING 68
TABLE OF CONTENTS 68
PILOT PRESSURE SUPPLY 70
CHECKS AND ADJUSTMENTS OF PILOT PRESSURE 74
CHECKING THE ACCUMULATOR FUNCTION 76
TRAVEL PARKING BRAKE 78
FUNCTION CHECK OF TRAVEL PARKING BRAKE 80
SWING PARKING (HOUSE) BRAKE 82
SECTION 6 COMPONENTS 83
TABLE OF CONTENTS 83
DISTRIBUTOR MANIFOLD 89
RESTRICTOR BLOCK WITH PRESSURE RELIEF VALVE 93
ANTI CAVITATION VALVE BLOCK 97
PROPORTIONAL SOLENOID VALVE 99
PRESSURE FILTER 101
CONTROL BLOCKS 103
TRAVEL BRAKE VALVE 113
PRESSURE REDUCING VALVE 115
DIRECTIONAL CONTROL VALVE (“SOLENOID VALVE”)\ 117
HYDRAULIC CYLINDER 119
AUXILIARY PUMPS (FAN DRIVE) 121
AUXILIARY GEAR PUMPS 123
SWING RING 125
SECTION 7 MAIN HYDRAULIC PUMPS 126
TABLE OF CONTENTS 126
MAIN HYDRAULIC PUMP A7V / HD D 128
DESCRIPTION OF THE SL-BEARING 132
FUNCTION OF THE PUMP GOVERNOR 134
PUMP BEARING LUBRICATION 140
PUMP GOVERNOR ADJUSTMENTS 144
PUMP REGULATION, GENERAL 152
DETERMINATION OF THE PEAK POINT (CORNER VALUE) 158
HYDRAULIC REGULATION ADJUSTMENT, STOP GAP OPERATION 160
DETAILED EXLANATION FOR THE ELECTRONIC REGULATION 162
ADJUSTMENTS / CHECKS FOR THE ELECTRONIC REGULATION 164
ADJUSTING THE RPM SENSOR (MPU) 166
ADJUSTMENTS / CHECKS FOR THE ELL – MODULE, NOMINAL FINE TUNING 168
TESTING AND SETTING FOR THE COMPLETE REGULATION 170
CHECKS / FUNCTION TEST / FAULT FINDING AT JOB SITE 172
EPM – MODULE, FUNCTION AND TEST 174
ERM – MODULE, FUNCTION AND TEST 176
ELL – MODULE, FUNCTION AND TEST 180
TESTING THE PROPORTIONAL AMPLIFIER MODULE, A36 184
SIMPLIFIED TROUBLE SHOOTING OF THE ELECTRONIC CONTROL 186
SECTION 8 OPERATING HYDRAULIC 189
TABLE OF CONTENTS 189
HYDRAULIC FOR ATTACHMENT CYLINDER 191
ADJUSTMENTS FOR ATTACHMENT CYLINDER HYDRAULIC 195
SWING CIRCUIT, GENERAL 213
SWING MOTOR 217
SWING GEAR AND SWING PARKING BRAKE 221
SWING BRAKE VALVE 225
SWING, FUNCTION 230
CHECKS AND ADJUSTMENTS 240
TRAVEL CIRCUIT 248
ROTARY DISTRIBUTOR 252
TRAVEL MOTOR (AXIAL PISTON MOTOR A2FM) 254
TRAVEL GEAR AND PARKING BRAKE 258
TRAVEL, FUNCTION 262
ADJUSTMENTS / CHECKS 268
SECTION 9 HYDRAULIC TRACK TENSION SYSTEM 273
TABLE OF CONTENTS 273
HYDRAULIC TRACK TENSION SYSTEM 275
FUNCTION: Z 22281 277
PRESSURE INCREASING VALVE TYPE: MO 7010 281
PRESSURE RELIEF VALVE, DIRECT OPERATED TYPE: DBD S 283
ADJUSTMENTS / PRESSURE CHECKS 285
SECTION 10 ACCESS LADDER HYDRAULIC OPERATED 292
TABLE OF CONTENTS 292
ACCESS LADDER HYDRAULIC OPERATED 294
SECTION 11 CENTRAL REFILLING SYSTEM 297
TABLE OF CONTENTS 297
CENTRAL REFILLING SYSTEM 297
SECTION 12 HINTS FOR THE HYDRAULIC CIRCUIT DIAGRAM 302
TABLE OF CONTENTS 302
HINTS FOR READING THE CIRCUIT DIAGRAM 306
LEGEND TO THE HYDRAULIC CIRCUIT DIAGRAM PC 3000, WITH DIESEL ENGINE 307
PRESSURE CHECK POINTS 312
HOW TO READ THE CIRCUIT DIAGRAM 314
SECTION 13 HINTS FOR THE ELECTRIC CIRCUIT DIAGRAM 315
TABLE OF CONTENTS 315
MARKINGS OF ELECTRICAL COMPONENTS IN THE CIRCUIT DIAGRAMS 316
SYMBOLS 318
KMG CIRCUIT DIAGRAMS 322
EXPLANATION OF THE DRAWING CONCEPT 324
LOCATION OF THE MAIN TERMINAL BOXES AND SOME IMPORTANT COMPONENTS 326
READING A CIRCUIT DIAGRAM 329
ADJUSTMENTS 332
COMPONENT LIST 333
SECTION 14 ELECTRONIC TEXT MONITORING SYSTEM 338
TABLE OF CONTENTS 338
INTRODUCTION 339
FUNCTION 342
LAYOUT OF DASH BOARD 348
TEXT MONITORING SYSTEM 353
EFD – MODULE, FUNCTION AND TROUBLE SHOOTING 395
Hydraulic Plan 943 208 40 – 8 Pages 398
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S.V 11/12/24