Complete service repair manual for Komatsu/DEMAG Hydraulic Shovels H285S, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.
DEMAG Hydraulic Shovels H285S workshop service repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
H285S78067OMM – Hydraulic Shovel H285S Operation & Maintenance Manual.pdf
H285S78067SM – Hydraulic Shovel H285S Shop Manual.pdf
H285S78094OMM – Hydraulic Shovel H285S Operation & Maintenance Manual.pdf
H285S78094SM – Hydraulic Shovel H285S Shop Manual.pdf
H285S78115SM – Hydraulic Shovel H285S Operation & Maintenance Manual.pdf
H285S78135SM – Hydraulic Shovel H285S Electrical Diagram.pdf
Total Pages: 2,461 pages
File Format: PDF
Language: English
TABLE OF CONTENTS
DIVISION OF MACHINE
SUPERSTRUCTURE
UNDERCARRIAGE
EQUIPMENT
SPECIAL EQUIPMENT
TOOTH SYSTEMS
LUBRICATION
REFILLING UNIT
HYDRAULIC SYSTEM
CONTROL
CONTROL UNITS
FILTERS OF THE HYDRAULIC OIL
ASSEMBLING THE EXCAVATOR
SHORT INFORMATION
HINTS FOR THE USER
HINTS FOR THE HYDRAULIC CIURCUIT DIAGRAM
ELECTRIC CIRCUIT DIAGRAM
HINTS FOR THE ELECTRIC CIRCUIT DIAGRAMS
HINTS FOR CHECK AND ADJUSTMENTS
PROPULSION
PUMP DISTRIBUTOR GEAR
HYDRAULIC PUMPS
PUMP BEARING LUBRICATION
PUMP REGULATION
HYDRAULIC OIL COOLING
HYDRAULIC OIL TANK
PILOT PRESSURE CIRCUITS
SERVICE LINE CIRCUITS
APPENDIX
ELECTRICAL DIAGRAMS
H285S78067OMM – Hydraulic Shovel H285S Operation & Maintenance Manual….2
COVER….2
INTRODUCTION….4
GENERAL CONTENT….10
PART 1: OPERATION MANUAL….14
1. FOREWORD….16
2. CONSTRUCTION OF EXCAVATOR….18
2.1 SUPERSTRUCTURE….20
2.2 UNDERCARRIAGE….22
2.3 EQUIPMENT….24
3. SAFETY INSTRUCTIONS….38
4. OPERATOR'S CAB – CONTROL ELEMENTS….46
5. OPERATOR'S CAB – MONITORING ELEMENTS….50
5.1 POWER COMPARTMENT, ENGINE SHUT-OFF SWITCH….54
5.2 MONITORING ELEMENTS OF THE CENTRAL – AND SLEWING RING TOOTHING LUBRICATION SYSTEM….56
6. OPERATING INSTRUCTIONS….58
6.1 BEFORE STARTING THE ENGINE….58
6.2 STARTING….62
6.3 STOPPING….70
6.4 MOVING THE EXCAVATOR….72
6.5 SLEWING AND BRAKING THE SUPERSTRUCTURE….80
6.6 WORKING WITH THE ATTACHMENT….82
6.7 COMBINED OPERATION CYCLES….88
6.8 OPERATING THE HEATER, VENTILATION AND AIR-CONDITIONING….90
6.9 NOT USED….90
6.10 NOT USED….90
6.11 OPERATING THE LUBRICATION SYSTEM….94
6.13 FIRE DETECTION AND SUPPRESSION SYSTEM….100
7. WORKING HINTS….104
8. PARKING THE EXCAVATOR….108
9. REFUELLING THE EXCAVATOR….110
10. CHANGING EQUIPMENT AND/OR COMPONENTS….112
10.1 NOT USED….114
10.2 REMOVING BACKHOE EQUIPMENT….114
10.3 FITTING LOADING EQUIPMENT….118
10.4 NOT USED….118
10.5 NOT USED….118
10.6 NOT USED….118
10.9 REMOVING THE STICK WITH BULLCLAM BUCKET (LOADING EQUIPMENT)….122
10.10 REMOVING THE LOADER OR BULLCLAM BUCKET….124
PART 2: LUBRICATION-AND MAINTENANCE MANUAL….126
1. FOREWORD….128
2. SAFETY INSTRUCTIONS….138
3. FUEL AND LUBRICANTS….142
4. FILLING CAPACITIES….145
5. LUBRICATION AND MAINTENANCE SCHEDULE….147
5.1 INITIAL SERVICING….147
5.2 PERIODIC SERVICING INTERVALS….147
5.3 MAINTENANCE OF ENGINE….161
6. LUBRICATION AND MAINTENANCE WORK….163
6.1 EVERY 10 HOURS OF OPERATION OR DAILY….163
6.2 EVERY 50 HOURS OF OPERATION OR WEEKLY….183
6.3 NOT USED….198
6.4 NOT USED….198
6.5 NOT USED….198
6.6 EVERY 250 HOURS OF OPERATION OR MONTHLY….199
6.7 NOT USED….211
6.8 EVERY 500 HOURS OF OPERATION OR EVERY 3 MONTHS….211
6.9 EVERY 1000 HOURS OF OPERATION OR EVERY 6 MONTHS….241
6.10 EVERY 1500 HOURS OF OPERATION BUT AT LEASE ONCE A YEAR….271
6.11 EVERY 2000 HOURS OF OPERATION OR ANUALLY….279
6.12 WHEN NECESSARY….297
6.13 NOT USED….297
6.14 NOT USED….297
6.15 EXCAVATOR STORAGE….317
6.16 TROUBLESHOOTING….323
H285S78067SM – Hydraulic Shovel H285S Shop Manual….331
COVER….331
FOREWORD….333
LIST OF CONTENTS….337
PART 1….343
DIVISION OF MACHINE….343
SUPERSTRUCTURE….345
UNDERCARRIAGE….347
EQUIPMENT….349
SPECIAL EQUIPMENT….351
TOOTH SYSTEMS….355
LUBRICATION….357
REFILLING UNIT….367
HYDRAULIC SYSTEM….369
CONTROL….373
CONTROL UNITS….375
FILTERS OF THE HYDRAULIC OIL….377
ASSEMBLING THE EXCAVATOR….379
PART 2….407
LIST OF CONTENTS….407
HINTS FOR THE HYDRAULIC CIRCUIT DIAGRAM….415
ELECTRIC CIRCUIT DIAGRAM….431
HINTS FOR THE ELECTRIC CIRCUIT DIAGRAM….437
HINTS FOR CHECK AND ADJUSTMENTS….449
PROPULSION….451
CUMMINS ENGINE….453
SWITCHES, SENSORS AND FILTERS….455
RPM ADJUSTMENTS….459
FAN/FAN DRIVE….465
AIR FILTER….467
COUPLING….469
PUMP DISTRIBUTOR GEAR….471
GEAR LUBRICATION….473
HYDRAULIC PUMPS….477
PUMP BEARING LUBRICATION….479
PUMP REGULATION….481
LOAD LIMIT REGULATION….485
PRESSURE CUT-OFF….495
SETTING OF THE LOAD LIMIT VALVE….497
MEASURING AND SETTING OF THE PRESSURE OF THE PRESSURE CUT-OFF VALVE….499
MEASURING AND SETTING OF THE BEGINNING OF REGULATION WITHOUT A TEST BOLT….501
CHECKING WITH TEST SCREW….503
HYDRAULIC OIL COOLING….505
MEASURING AND SETTING OF THE FAN SPEED….511
COOLING CIRCUIT….515
MEASURING AND SETTING OF THE BACK PRESSURE VALVE….517
CHECKS TO BE PERFORMED IF HYDRAULIC TEMPERATURE IS TOO HIGH….519
HYDRAULIC OIL TANK….521
PILOT PRESSURE CIRCUITS….523
CONTROL OIL SUPPLY….525
CHECKS AND ADJUSTMENTS….529
CONTROL OIL FLOW FROM THE 4 FUNCTIONS PILOT CONTROL UNIT TO THE CONTROL BLOCKS….531
CONTROL OIL FLOW FROM PEDAL TO THE CONTROL BLOCK….537
CONTROL OIL FLOW FROM THE 2 FUNCTION CONTROL UNIT TO CONTROL BLOCK….539
TRAVEL PARKING BRAKE….541
SLEW PARKING BRAKE….543
SERVICE LINE CIRCUITS….545
MEASUREMENTS AND PRESSURE ADJUSTMENTS/SLEW CIRCUIT….555
TRAVEL MOTORS….563
MEASUREMENTS AND PRESSURE ADJUSTMENTS/TRAVEL MOTORS….565
BUCKET CYLINDER….569
MEASUREMENTS AND PRESSURE ADJUSTMENTS/BUCKET CYLINDER….571
CLAM CYLINDER….579
MEASURINGS AND PRESSURE ADJUSTMENTS/CLAM CYLINDER….581
STICK CYLINDER/LOADER ATTACHMENT….591
MEASURINGS AND PRESSURE ADJUSTMENTS/STICK CYLINDER/LOADER ATTACHMENT….593
BOOM CYLINDER/LOADER ATTACHMENT….601
MEASURINGS AND PRESSURE ADJUSTMENTS/BOOM CYLINDERS/LOADER ATTACHMENTS….603
BUCKET CYLINDER (BACK HOE ATTACHMENT)….611
MEASUREMENTS AND PRESSURE ADJUSTMENTS/BUCKET CYLINDER….613
STICK CYLINDER/BACK HOE ATTACHMENT….621
MEASURINGS AND ADJUSTMENTS/STICK CYLINDER/BACK HOE ATTACHMENT….623
BOOM CYLINDER/BACK HOE ATTACHMENT….631
MEASURINGS AND PRESSURE ADJUSTMENTS/BOOM CYLINDERS/BACK HOE ATTACHMENT….633
AIR CONDITION DRIVE….639
MEASUREMENT AND ADJUSTMENT/AIR CONDITION DRIVE….641
LUBRICATION SYSTEM….643
SINGLE CIRCUIT CENTRAL LUBRICATION SYSTEM WITH PROGRESSIVE DISTIBUTORS….645
ELECTRICAL FUNCTION….651
MEASUREMENT AND PRESSURE ADJUSTMENT/COMPRESSED AIR SYSTEM….655
SLEW RING TOOTHING MIST LUBRICATION….661
ELECTRICAL FUNCTION….665
MEASUREMENT AND PRESSURE ADJUSTMENT/COMPRESSED AIR SYSTEM….669
GENERATOR DRIVE….675
MEASUREMENTS AND ADJUSTMENTS/GENERATOR DRIVE….677
PART 3….683
LIST OF CONTENTS….683
PLATFORM….693
DIESEL MOTOR….695
COMPUSAVE ENGINE MOTOR….697
COUPLING….737
UNIVERSAL SHAFT….739
PUMP DISTRIBUTOR GEAR….741
HYDRAULIC PUMPS….747
MAIN PUMPS, A7V HDD….747
GEARED PUMPS….761
HYDRAULIC PUMP A2F….767
HYDRAULIC PUMP A10V 0….771
HYDRAULIC PUMP A7F 0/107….775
DIESEL FUEL TANK….777
ELECTRONIC SET-UP….779
HYDRAULIC OIL TANK….783
HYDRAULIC OIL FILTERS….793
FILTERS IN THE PUMP LINE TO THE CONTROL BLOCKS….793
IN-LINE FILTER….797
RETURN OIL/CASE DRAIN FILTER IN THE HYDRAULIC RESERVOIR….799
BREATHER FILTER ON THE HYDRAULIC OIL RESERVOIR….801
CONTROL BLOCKS AND VALVES….803
4 FOLD CONTROL BLOCK M0 52….803
PRESSURE RELIEF VALVE, PILOT OPERATED….809
SECONDARY VALVE: PRE-CONTROLLED….813
ANTI-CAVITATION VALVE (MAKE-UP VALVE)….815
LOAD HOLDING VALVES INSIDE THE SPOOLS….817
SINGLE CONTROL BLOCK M0 40….819
PRESSURE INCREASING VALVE….825
PRESSURE RELIEF VALVE, PILOT OPERATED….829
CHECK VALVE….833
SHUTTLE VALVE….835
PRESSURE RELIEF VALVE, PRE-CONTROLLED….837
PRESSURE RELIEF VALVE, PILOT OPERATED….839
PRESSURE RELIEF VALVE, PILOT OPERATED….841
PRESSURE RELIEF VALVES TYPE DB/DBW….843
MAGNET VALVE….845
PRESSURE RELIEF VALVE, REMOTE CONTROLLED….847
LOAD LIMIT VALVE….849
NOZZLE BLOCK/PUMP REGULATING….855
PRESSURE SEQUENCE VALVE (PRESSURE CUT OFF VALVE)….857
RESTRICTOR BLOCK….859
PILOT CONTROL UNITS, 4 BOLT UNITS….861
PILOT CONTROL UNITS, 1 BOLT UNITS….865
TRAVEL BRAKE VALVE….867
PRESSURE ACCUMULATOR….871
TESTING THE PRECHARGE PRESSURE AND REFILLING….875
SLEW GEAR….879
REPLACEMENT OF THE DISKS….883
REPLACEMENT OF THE QUAD-RINGS….885
AXIAL PISTON MOTOR….887
SLEW RING….891
UNDERCARRIAGE….893
IDLER WHEEL ASSEMBLY….893
ALTERING THE TRACK TENSION….895
BOTTOM ROLLER….897
TOP ROLLER….899
CRAWLER DRIVE ASS'Y….901
TRAVEL GEAR….905
REPLACEMENT OF THE DISKS….909
REPLACEMENT OF THE QUAD-RINGS….911
DRIVE SPROCKET….913
CRAWLER CHAIN….915
AXIAL PISTON MOTOR….917
ROTARY DISTRIBUTOR….925
HYDRAULIC CYLINDERS….931
AIR CONDITIONING EQUIPMENT….935
MAINTENANCE SCHEDULE….947
PRESSURE MONITORING….965
COMPRESSED AIR SYSTEM….969
COMPRESSOR AT CU ENGINE….969
AIR DRYER….973
AUTOMATIC DRAIN VALVE….979
AIR EQUIPMENT – SERVICE UNIT….981
SOLENOID VALVE….987
VENT VALVE ASSEMBLY….989
LUBE SYSTEM….991
METERING VALVE….991
PROGRESSIVE LUBE DISTRIBUTOR….999
PRESSURE CONTROL UNIT….1003
TROUBLESHOOTING LUBRICATION SYSTEM….1005
SHORT INFORMATION….1021
REVOLUTIONS/PRESSURES….1021
FILLING CAPACITIES….1023
HYDRAULIC OIL….1025
TORQUE CHART….1027
TORQUE CHART – NM….1027
TORQUE CHART – FT LBF….1029
CONVERSION METRIC/INCH….1031
TROUBLESHOOTING H285….1033
GENERAL ….1035
MALFUNCTION WHEN EXTENDING OR RETRACTING CYLINDERS….1037
TROUBLESHOOTING SLEW CIRCUIT….1039
TROUBLESHOOTING SLEW BRAKE CIRCUIT….1041
TROUBLESHOOTING SLEW HOUSE BRAKE CIRCUIT….1043
TROUBLESHOOTING TRAVEL CIRCUIT….1045
TROUBLESHOOTING THE TRAVEL BRAKE CIRCUIT….1047
TROUBLESHOOTING PUMP REGULATION CIRCUIT….1049
TROUBLESHOOTING OIL COOLER CIRCUIT….1051
HYDRAULIC/ELECTRICAL DIAGRAM….1053
CONTENTS….1053
HYDRAULIC DIAGRAM….1054
ELECTRICAL DIAGRAM….1057
H285S78094OMM – Hydraulic Shovel H285S Operation & Maintenance Manual….1083
COVER….1083
INTRODUCTION….1085
GENERAL CONTENTS….1091
PART 1 OPERATION MANUAL….1093
CONTENTS….1093
1 FOREWARD….1095
2 CONSTRUCTION OF THE EXCAVATOR….1097
2.1 SUPERSTRUCTURE….1099
2.2 UNDERCARRIAGE….1101
2.3 EQUIPMENT….1103
3 SAFETY INSTRUCTIONS….1107
4 OPERATOR'S CAB – CONTROLS….1117
5 OPERATOR'S CAB – MONITORS….1121
5.1 POWER HOUSE….1127
5.2 NOT USED….1093
5.3 HEATING SYSTEMS (SPECIAL EQUIPMENT)….1131
6 OPERATION INSTRUCTIONS….1135
6.1 BEFORE STARTING THE ENGINE….1135
6.2 STARTING THE ENGINE….1139
6.3 STOPPING THE ENGINE….1147
6.4 MOVING THE EXCAVATOR….1149
6.5 SLEWING AND BRAKING THE SUPERSTRUCTURE….1157
6.6 WORKING WITH THE ATTACHMENT….1161
6.7 COMBINED OPERATION CYCLES….1167
6.8 OPERATING THE HEATER, VENTILATION AND AIR CONDITIONING….1169
6.11 OPERATION OF THE LUBRICATION SYSTEMS….1173
6.13 FIRE DETECTION AND SUPPRESSION SYSTEM (SPECIAL EQUIPMENT)….1183
7 WORKING INSTRUCTIONS….1187
8 PARKING THE EXCAVATOR….1191
9 REFILLING OF FLUIDS….1193
9.1 SERVICE CRANE FOR GREASE BARRELS (SPECIAL EQUIPMENT)….1195
10 CHANGING EQUIPMENT AND/OR COMPONENTS….1201
10.2 REMOVING THE BACKHOE EQUIPMENT (Z 0065)….1205
10.3 MOUNTING OF THE BULLCLAM BUCKET EQUIPMENT (Z 10353/Z 10355)….1209
10.9 REMOVING STICK WITH BULLCLAM BUCKET (LOADING EQUIPMENT) ILLUS. (Z 19256)….1213
10.10 REMOVING THE LOADER OR BULLCLAM BUCKET….1215
PART 2 LUBRICATION AND MAINTENANCE MANUAL….1217
CONTENTS….1217
1 FOREWARD….1219
1.1 FIRE PREVENTION….1223
1.2 REPAIR WELDINGS….1227
2 SAFETY INSTRUCTIONS….1229
3 FUEL AND LUBRICANTS….1235
4 FILLING CAPACITIES….1239
5 LUBRICATION AND MAINTENANCE SCHEDULE….1241
5.1 INITIAL SERVICING….1241
5.2 PERIODIC SERVICING SCHEDULE….1243
5.3 MAINTENANCE OF ENGINE….1255
6 LUBRICATION AND MAINTENANCE WORK….1259
6.1 EVERY 10 OPERATING HOURS OR DAILY….1259
6.2 EVERY 50 HOURS OF OPERATION OR WEEKLY….1277
6.6 EVERY 250 OPERATING HOURS OR MONTHLY….1287
6.8 EVERY 500 OPERATING HOURS OR EVERY 3 MONTHS….1307
6.9 EVERY 1000 OPERATING HOURS OR EVERY 6 MONTHS….1349
6.11 EVERY 2000 OPERATING HOURS OR YEARLY….1383
6.12 EVERY 3000 OPERATING HOURS HOWEVER AT LEAST ONCE A YEAR….1395
6.15 WHEN NECESSARY….1407
7 EXCAVATOR STORAGE….1423
8 TROUBLE SHOOTING….1429
H285S78094SM – Hydraulic Shovel H285S Shop Manual….1437
COVER….1437
FOREWORD….1439
CONTENTS….1443
PART 1….1445
DIVISION OF MACHINE….1446
SUPERSTRUCTURE….1448
UNDERCARRIAGE….1450
EQUIPMENT….1452
SPECIAL EQUIPMENT….1454
TOOTH SYSTEMS….1456
LUBRICATION….1458
REFILLING UNIT….1468
HYDRAULIC SYSTEM….1470
CONTROL….1474
CONTROL UNITS….1476
FILTERS OF THE HYDRAULIC OIL….1478
ASSEMBLING THE EXCAVATOR….1480
PART 2….1510
LIST OF CONTENTS….1510
SHORT INFORMATION….1518
HINTS FOR THE USER….1520
HINTS FOR THE HYDRAULIC CIRCUIT DIAGRAM….1522
ELECTRIC CIRCUIT DIAGRAM….1541
HINTS FOR THE ELECTRIC CIRCUIT DIAGRAM….1544
HINTS FOR CHECK AND ADJUSTMENTS….1550
PROPULSION….1551
OVERVIEW DIESEL ENGINE….1551
OVERVIEW ELECTRIC MOTOR….1552
ENGINE MOUNTINGS….1553
SWITCHES, SENSORS AND FILTERS….1554
RPM ADJUSTMENTS….1556
FAN DRIVE….1561
AIR FILTER….1562
COUPLING FOR DIESEL ENGINE DRIVEN MACHINES….1563
COUPLING FOR ELECTRIC MOTOR DRIVEN MACHINES….1564
PUMP DISTRIBUTOR GEAR….1566
GEAR LUBRICATION….1567
HYDRAULIC PUMPS….1569
PUMP BEARING LUBRICATION….1570
PUMP REGULATION….1572
FOR MACHINES WITH DIESEL ENGINE ONLY….1572
LOAD LIMIT REGULATION….1573
PRESSURE CUT OFF VALVE….1579
SETTING OF THE LOAD LIMIT VALVE….1580
MEASURING AND SETTING OF THE PRESSURE OF THE PRESSURE CUT OFF VALVES….1582
MEASURING AND SETTING OF THE START OF DESTROKING OF THE MAIN PUMPS….1584
CHECKING WITH TEST BOLT….1585
FOR MACHINES WITH ELECTRONIC MOTOR DRIVE….1586
BRIEF DESCRIPTION OF THE ELECTRONIC PARTS OF THE EGL….1588
HYDRAULIC REGULATION….1589
ADJUSTMENTS….1596
ADJUSTING WORKS FOR THE ELECTRONIC PUMP REGULATION….1604
TROUBLESHOOTING/ELECTRONIC CONTROLLING….1609
MEASURING AND SETTING OF THE PRESSURE CUT OFF VALVES….1612
MEASURING AND SETTING OF THE START OF DESTROKING OF THE MAIN PUMPS….1614
CHECKING WITH TEST BOLT….1615
HYDRAULIC OIL COOLING….1616
FAN DRIVE….1617
MEASURING AND SETTING OF THE FAN SPEED….1619
COOLING CIRCUIT….1622
MEASURING AND SETTING OF THE BACK PRESSURE VALVE….1623
CHECKS TO BE PERFORMED IF HYDRAULIC TEMPERATURE IS TOO HIGH….1624
HYDRAULIC OIL TANK….1625
PILOT PRESSURE CIRCUITS….1626
OVERVIEW….1626
CONTROL OIL SUPPLY….1627
CHECKING AND ADJUSTMENTS….1629
TRAVEL PARKING BRAKE….1630
SLEW BRAKE HOUSE BRAKE….1632
TRAVEL MOTION CONTROL WHEN USING A CABLE REEL….1634
PILOT PRESSURE CUT OFF FOR "BUCKET FILLING" AT TOO HOT HYDRAULIC OIL….1635
PRIORITY FOR STICK OR BOOM IN R.H. CONTROL BLOCK WITH A BHA….1636
SERVICE LINE CIRCUITS….1637
SLEW CIRCUIT….1637
CHECKS AND ADJUSTMENTS….1642
TRAVEL MOTORS….1645
CHECKS AND ADJUSTMENTS….1646
BUCKET CYLINDER….1647
CHECKS AND ADJUSTMENTS….1648
CLAM CYLINDER….1650
CHECKS AND ADJUSTMENTS….1651
STICK CYLINDER/LOADER ATTACHMENT….1655
CHECKS AND ADJUSTMENTS….1656
BOOM CYLINDER/LOADER ATTACHMENT….1659
CHECKS AND ADJUSTMENTS….1660
BUCKET CYLINDER/BACK HOE ATTACHMENT….1663
CHECKS AND ADJUSTMENTS….1664
STICK CYLINDER/BACK HOE ATTACHMNET….1667
CHECKS AND ADJUSTMENTS….1668
BOOM CYLINDER/BACK HOE ATTACHMENT….1671
CHECKS AND ADJUSTMENTS….1672
HYDRAULIC TRACK ADJUSTING SYSTEM….1675
LEGEND….1675
FUNCTION….1676
APPENDIX….1683
HYDRAULIC AIR CONDITION DRIVE….1685
CHECKS AND ADJUSTMENTS….1686
SERVICE MANUAL….1688
GENERATOR DRIVE….1722
CHECKS AND ADJUSTMENTS….1728
LUBRICATION….1736
COMPRESSED AIR SYSTEM….1736
SINGLE LINE CENTRALIZED LUBE SYSTEM….1740
ELECTRICAL FUNCTION….1744
CHECKS AND ADJUSTMENTS….1748
SLEW RING TOOTHING MIST LUBRICATION….1752
ELECTRICAL FUNCTION….1756
CHECKS AND ADJUSTMENTS….1760
SLEW RING TOOTHING DRIP LUBRICATION….1762
ELECTRICAL FUNCTION….1766
CHECKS AND ADJUSTMENTS….1770
CENTRAL LUBRICATION SYSTEM WITH ELECTRIC MOTOR DRIVE PUMPS….1772
DESIGN….1772
SINGLE LINE CENTRALIZED LUBE SYSTEM….1774
ELECTRICAL FUNCTION….1778
CHECKS AND ADJUSTMENTS….1782
SLEW RING DRIP LUBRICATION….1784
ELECTRICAL FUNCTION….1788
CHECKS AND ADJUSTMENTS….1792
SL-1 AND SL-11 INJECTOR….1794
DIFFERENT TIME RELAYS….1798
CABLE REEL/ELECTRIC MACHINE….1804
ELECTRICAL FUNCTION….1806
TRAVEL MOTION CONTROL….1808
SWITCHING MECHANISM WITH SWITCHES 5S4….1810
REQUIRED ADJUSTMENTS/CHECKS….1812
PART 3….1814
CONTENTS….1814
ELECTRICAL DIAGRAM….1815
H285S78115SM – Hydraulic Shovel H285S Operation & Maintenance Manual….1847
Hydraulic Diagram.pdf….0
Electrical Diagram.pdf….0
H285S78135SM – Hydraulic Shovel H285S Electrical Diagram….2391
COVER….2391
CONTENTS….2392
ELECTRICAL DIAGRAM….2393
Komatsu/DEMAG Hydraulic Shovels H285S Repair Service Manuals + Operation & Maintenance Manuals