Complete service repair manual with Electrical Wiring Diagrams for Komatsu Hydraulic Excavator PC228US-3E0, PC228USLC-3E0, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.

Komatsu Hydraulic Excavator PC228US-3E0, PC228USLC-3E0 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.

PRODUCT DETAILS:
Total Pages: 1,121 pages
File Format: PDF
Language: English

SEN01418-10 - Hydraulic Excavator PC228US-3E0, PC228USLC-3E0 Shop Manual.pdf
TEN00161-04 - Hydraulic Excavator GALEO PC228US-3E0, PC228USLC-3E0 Operation & Maintenance Manual.pdf

MAIN SECTIONS
SEN01418-10 - Hydraulic Excavator PC228US-3E0, PC228USLC-3E0 Shop Manual....2
  COVER....2
  00 Index and foreword....0
    Index....3
      Composition of shop manual....4
      Table of contents....6
    Foreword and general information....15
      Safety notice....16
      How to read the shop manual....21
      Explanation of terms for maintenance standard....23
      Handling of electric equipment and hydraulic component....25
      Handling of connectors newly used for engines....34
      How to read electric wire code....37
      Precautions when carrying out operation....40
      Method of disassembling and connecting push-pull type coupler....43
      Standard tightening torque table....46
      Conversion table....50
  01 Specification....0
    Specification and technical data....57
      Specification dimension drawings....58
      Working range diagram....59
      Specifications....60
      Weight table....62
      Table of fuel, coolant and lubricants....64
  10 Structure, function and maintenance standard....0
    Engine and cooling system....68
      Engine related parts....68
      Radiator, oil cooler, aftercooler and fuel cooler....69
    Power train....71
      Power train....72
      Final drive....73
      Swing machinery....75
      Swing circle....77
    Undercarriage and frame....79
      Track frame....80
      Idler....82
      Carrier roller....84
      Track roller....85
      Track shoe....86
    Hydraulic system, Part 1....92
      Hydraulic equipment layout drawing....93
      Hydraulic tank....95
      Hydraulic pump....96
    Hydraulic system, Part 2....119
      Control valve....120
      CLSS....132
      Functions and operation by valve....136
      Merge-divider valve....151
      Attachment circuit selector valve....174
      Hydraulic drift prevention valve....176
    Hydraulic system, Part 3....183
      Valve control....184
      PPC valve....186
      PPC Accumulator....204
      Return oil filter....205
      Center swivel joint....206
      Travel motor....207
      Swing motor....217
      Hydraulic cylinder....226
    Work equipment....229
      Dimensions of components....232
    Cab and its attachments....237
      Air conditioner piping....238
    Electrical system....240
      Engine control....241
      Electrical control system....251
      Monitor system....277
      Sensor....295
      KOMTRAX system....298
  20 Standard value table....0
    Standard service value table....302
      Standard value table for engine related parts....303
      Standard value table for chassis....304
  30 Testing and adjusting....0
    Testing and adjusting, Part 1....316
      Tools for testing, adjusting, and troubleshooting....318
      Sketches of special tools....323
      Testing engine speed....324
      Testing intake air pressure (boost pressure)....325
      Checking exhaust gas color....326
      Adjusting valve clearance....327
      Testing compression pressure....329
      Testing blow-by pressure....332
      Testing engine oil pressure....333
      Handling fuel system parts....334
      Releasing residual pressure from fuel system....334
      Testing fuel pressure....335
      Reduced cylinder mode operation....338
      No-injection cranking....338
      Testing fuel delivery, return rate and leakage....339
      Bleeding air from fuel circuit....342
      Checking fuel circuit for leakage....343
      Checking and adjusting air conditioner compressor belt tension....344
      Replacement of fan belt....345
    Testing and adjusting, Part 2....348
      Testing clearance in swing circle bearings....349
      Checking and adjusting track shoe tension....350
      Testing and adjusting hydraulic oil pressure in hydraulic circuit for work equipment, swing and travel....351
      Testing control circuit oil pressure....355
      Testing and adjusting pump PC control circuit oil pressure....356
      Testing and adjusting pump LS control circuit oil pressure....359
      Testing solenoid valve output pressure....364
      Testing PPC valve output pressure....367
      Adjusting play of work equipment and swing PPC valves....368
      Inspection of locations of hydraulic drift of work equipment....369
      Release of residual pressure from hydraulic circuit....371
      Testing oil leakage....372
      Bleeding air from each part....375
      Procedure for replacing boom angle potentiometer....377
      Inspection procedures for diode....378
      Adjusting mirrors....379
    Testing and adjusting, Part 3....382
      Special functions of machine monitor....383
      Handling voltage circuit of engine controller....411
      Starting KOMTRAX terminal operations....412
      Indicator lamps of KOMTRAX terminal....416
      Preparation work for troubleshooting of electrical system....419
      Pm-clinic service....421
  40 Troubleshooting....0
    Failure code table and fuse locations....428
      Failure code table....429
      Fuse locations....432
    General information on troubleshooting....436
      Points to remember when troubleshooting....437
      Sequence of events in troubleshooting....438
      Checks before troubleshooting....439
      Classification and troubleshooting steps....440
      Information in troubleshooting table....441
      Possible problems and troubleshooting No....443
      Connection table for connector pin numbers....446
      T- branch box and T- branch adapter table....482
    Troubleshooting by failure code (Display of code), Part 1....486
      Failure code [AA10NX] Air cleaner Clogging....488
      Failure code [AB00KE] Charge Voltage Low....489
      Failure code [B@BAZG] Eng Oil Press Low....491
      Failure code [B@BAZK] Eng Oil Level Low....492
      Failure code [B@BCNS] Eng Water Overheat....493
      Failure code [B@BCZK] Eng Water Level Low....494
      Failure code [B@HANS] Hyd Oil Overheat....495
      Failure code [CA111] EMC Critical Internal Failure....495
      Failure code [CA115] Eng Ne and Bkup Speed Sens Error....496
      Failure code [CA122] Chg Air Press Sensor High Error....497
      Failure code [CA123] Chg Air Press Sensor Low Error....499
      Failure code [CA131] Throttle Sensor High Error....501
      Failure code [CA132] Throttle Sensor Low Error....503
      Failure code [CA144] Coolant Temp Sens High Error....505
      Failure code [CA145] Coolant Temp Sens Low Error....507
      Failure code [CA153] Chg Air Temp Sensor High Error....509
      Failure code [CA154] Chg Air Temp Sensor Low Error....511
      Failure code [CA155] Chg Air Temp High Speed Derate....513
      Failure code [CA187] Sens Supply 2 Volt Low Error....515
      Failure code [CA221] Ambient Press Sens High Error....517
      Failure code [CA222] Ambient Press Sens Low Error....519
      Failure code [CA227] Sens Supply 2 Volt High Error....521
      Failure code [CA234] Eng. Overspeed....522
      Failure code [CA238] Ne Speed Sens Supply Volt Error....523
      Failure code [CA271] IMV/PCV1 Short Error....524
      Failure code [CA272] IMV/PCV1 Open Error....525
      Failure code [CA322] Inj #1 (L#1) Open/Short Error....527
      Failure code [CA323] Inj #5 (L#5) Open/Short Error....529
      Failure code [CA324] Inj #3 (L#3) Open/Short Error....531
      Failure code [CA325] Inj #6 (L#6) Open/Short Error....533
      Failure code [CA331] Inj #2 (L#2) Open/Short Error....535
      Failure code [CA332] Inj #4 (L#4) Open/Short Error....537
    Troubleshooting by failure code (Display of code), Part 2....540
      Failure code [CA342] Calibration Code Incompatibility....542
      Failure code [CA351] Injectors Drive Circuit Error....543
      Failure code [CA352] Sens Supply 1 Volt Low Error....545
      Failure code [CA386] Sens Supply 1 Volt High Error....547
      Failure code [CA428] Water in Fuel Sensor High Error....549
      Failure code [CA429] Water in Fuel Sensor Low Error....551
      Failure code [CA435] Eng Oil Press Sw Error....553
      Failure code [CA441] Battery Voltage Low Error....554
      Failure code [CA442] Battery Voltage High Error....557
      Failure code [CA449] Rail Press Very High Error....559
      Failure code [CA451] Rail Press Sensor High Error....561
      Failure code [CA452] Rail Press Sensor Low Error....563
      Failure code [CA488] Chg Air Temp High Torque Derate....565
      Failure code [CA553] Rail Press High Error....565
      Failure code [CA559] Rail Press Low Error....566
      Failure code [CA689] Eng Ne Speed Sensor Error....568
      Failure code [CA731] Eng Bkup Speed Sens Phase Error....570
      Failure code [CA757] All Continuous Data Lost Error....571
      Failure code [CA778] Eng Bkup Speed Sensor Error....573
      Failure code [CA1633] KOMNET Datalink Timeout Error....575
      Failure code [CA2185] Throt Sens Sup Volt High Error....577
      Failure code [CA2186] Throt Sens Sup Volt Low Error....578
      Failure code [CA2249] Rail Press Very Low Error....579
      Failure code [CA2311] IMV Solenoid Error....581
      Failure code [CA2555] Grid Htr Relay Volt High Error....583
      Failure code [CA2556] Grid Htr Relay Volt Low Error....585
    Troubleshooting by failure code (Display of code), Part 3....588
      Failure code [D110KB] Battery Relay Drive Short Circuit....589
      Failure code [D196KA] Service Return Relay Disc....591
      Failure code [D196KB] Service Return Relay S/C....593
      Failure code [DA22KK] Pump Solenoid Power Low Error....595
      Failure code [DA25KP] 5V Sensor 1 Power Abnormality....597
      Failure code [DA2RMC] CAN Discon (Pump Con Detected)....599
      Failure code [DA2SKQ] Model Selection Abnormality....601
      Failure code [DAFRMC] CAN Discon (Monitor Detected)....603
      Failure code [DGH2KB] Hyd Oil Sensor Short....605
      Failure code [DHPAMA] F Pump Press Sensor Abnormality....607
      Failure code [DHPBMA] R Pump Press Sensor Abnormality....609
      Failure code [DHSAMA] Sw RH PPC Press Sen. Abnormality....611
      Failure code [DHSBMA] Sw LH PPC Press Sen. Abnormality....613
    Troubleshooting by failure code (Display of code), Part 4....616
      Failure code [DW43KA] Travel Speed Sol Open Circuit....619
      Failure code [DW43KB] Travel Speed Sol Short Circuit....621
      Failure code [DW45KA] Swing Brake Sol Open Circuit....623
      Failure code [DW45KB] Swing Brake Sol Short Circuit....627
      Failure code [DW91KA] Travel Junction Sol Open Circuit....629
      Failure code [DW91KB] Travel Junction Sol Short Circuit....631
      Failure code [DW4GKA] Boom Slow Down Sol. Disc....633
      Failure code [DW4GKB] Boom Slow Down Sol. S/C....635
      Failure code [DWJ0KA] Merge-divider Sol Open Circuit....637
      Failure code [DWJ0KB] Merge-divider Sol Short Circuit....639
      Failure code [DWK0KA] 2-stage Relief Sol Open Circuit....641
      Failure code [DWK0KB] 2-stage Relief Sol Short Circuit....643
      Failure code [DXA0KA] PC-EPC Sol Open Circuit....645
      Failure code [DXA0KB] PC-EPC Sol Short Circuit....647
      Failure code [DXE0KA] LS-EPC Sol Open Circuit....649
      Failure code [DXE0KB] LS-EPC Sol Short Circuit....651
      Failure code [DXE4KA] Service Current EPC Open Circuit....653
      Failure code [DXE4KB] Service Current EPC Short Circuit....654
      Failure code [DY20KA] Wiper Working Abnormality....655
      Failure code [DY20MA] Wiper Parking Abnormality....657
      Failure code [DY2CKB] Washer Drive Short Circuit....659
      Failure code [DY2DKB] Wiper Drive (Fwd) Short Circuit....661
      Failure code [DY2EKB] Wiper Drive (Rev) Short Circuit....663
    Troubleshooting of electrical system (E-mode)....666
      Before carrying out troubleshooting of electrical system....668
      Information contained in troubleshooting table....670
      E-1 Engine does not start....671
      E-2 Auto-decelerator does not operate....674
      E-3 Automatic warming-up system does not operate....676
      E-4 Preheater does not operate....677
      E-5 All work equipment, swing, and travel mechanism do not move....679
      E-6 Power maximizing function does not operate....681
      E-7 Machine monitor does not display at all....683
      E-8 Machine monitor does not display some items....685
      E-9 Contents of display by machine monitor are different from applicable machine....685
      E-10 Fuel level monitor was lighted in red while engine running....686
      E-11 Engine coolant temperature gauge does not indicate normally....687
      E-12 Hydraulic oil temperature gauge does not indicate normally....689
      E-13 Fuel level gauge does not indicate normally....690
      E-14 Swing lock monitor does not indicate normally....691
      E-15 When monitor switch is operated, monitor displays nothing....693
      E-16 Windshield wiper and window washer do not operate....695
      E-17 Monitoring function fails to display “boom raise” normally....699
      E-18 Monitoring function fails to display “boom lower” normally....700
      E-19 Monitoring function fails to display “arm IN” normally....701
      E-20 Monitoring function fails to display “arm OUT” normally....702
      E-21 Monitoring function fails to display “bucket CURL” normally....703
      E-22 Monitoring function fails to display “bucket DUMP” normally....704
      E-23 Monitoring function fails to display “swing left” normally....705
      E-24 Monitoring function fails to display “swing right” normally....707
      E-25 Monitoring function fails to display “travel” normally....709
      E-26 Monitoring function fails to display “travel differential pressure” normally....711
      E-27 Monitoring function fails to display “service” normally....713
      E-28 The KOMTRAX system does not work properly....715
      E-29 Air conditioner does not operate....717
      E-30 Travel alarm does not sound or does not stop sounding....719
      E-31 Horn does not sound....721
      E-32 Attachment circuit does not change....723
    Troubleshooting of hydraulic and mechanical system (H-mode)....726
      System chart for hydraulic and mechanical systems....729
      Information contained in troubleshooting table....731
      H-1 All work equipment lack power, or travel and swing speeds are slow....732
      H-2 Engine speed sharply drops or engine stalls....734
      H-3 No work equipment, travel or swing move....735
      H-4 Abnormal noise is heard from around hydraulic pump....735
      H-5 Auto-decelerator does not work....736
      H-6 Fine control mode does not function....736
      H-7 Boom moves slowly or lacks power....737
      H-8 Arm moves slowly or lacks power....738
      H-9 Bucket moves slowly or lacks power....739
      H-10 Work equipment does not move in its single operation....739
      H-11 Work equipment has a bit too large hydraulic drift....740
      H-12 Work equipment has big time lag....741
      H-13 Other work equipment moves when relieving single circuit....741
      H-14 One-touch power max. switch does not operate....741
      H-15 In compound operation, work equipment with larger load moves slowly....742
      H-16 In swing + boom RAISE operation, boom moves slowly....742
      H-17 In swing + travel, travel speed drops sharply....742
      H-18 Machine swerves in travel....743
      H-19 Machine travels slowly....744
      H-20 Machine cannot be easily steered or lacks power....745
      H-21 Travel speed does not shift, or it is slower or faster than preset speed....746
      H-22 Track shoe does not turn (on one side only)....746
      H-23 Machine does not swing....747
      H-24 Swing acceleration is poor, or swing speed is slow....749
      H-25 Excessive overrun when stopping swing....751
      H-26 There is big shock when stopping swing....752
      H-27 There is big abnormal noise caused when stopping swing....752
      H-28 Swing natural drift is too big....753
      H-29 Attachment circuit does not change....754
      H-30 Flow rate in attachment circuit cannot be adjusted....754
    Troubleshooting of engine (S-mode)....756
      Method of using troubleshooting chart....758
      S-1 Starting performance is poor....761
      S-2 Engine does not start....762
      S-3 Engine does not pick up smoothly....765
      S-4 Engine stops during operations....766
      S-5 Engine does not rotate smoothly....767
      S-6 Engine lack output (or lacks power)....768
      S-7 Exhaust smoke is black (incomplete combustion)....769
      S-8 Oil consumption is excessive (or exhaust smoke is blue)....770
      S-9 Oil becomes contaminated quickly....771
      S-10 Fuel consumption is excessive....772
      S-11 Oil is in coolant (or coolant spurts back or coolant level goes down)....773
      S-12 Oil pressure drops....774
      S-13 Oil level rises (Entry of coolant/fuel)....775
      S-14 Coolant temperature becomes too high (overheating)....776
      S-15 Abnormal noise is made....777
      S-16 Vibration is excessive....778
  50 Disassembly and assembly....0
    General information on disassembly and assembly....780
      How to read this manual....781
      Coating materials list....783
      Special tools list....786
      Sketches of special tools....789
    Engine and cooling system....794
      Removal and installation of fuel supply pump assembly....795
      Removal and installation of fuel injector assembly....798
      Removal and installation of engine front seal....804
      Removal and installation of engine rear seal....806
      Removal and installation of cylinder head assembly....809
      Removal and installation of radiator assembly....822
      Removal and installation of hydraulic oil cooler assembly....825
      Removal and installation of aftercooler assembly....827
      Removal and installation of fuel cooler assembly....829
      Removal and installation of engine assembly....831
      Removal and installation of fuel tank assembly....833
    Power train....836
      Removal and installation of travel motor and final drive assembly....837
      Disassembly and assembly of final drive assembly....838
      Removal and installation of swing machinery assembly....846
      Disassembly and assembly of swing machinery assembly....848
      Removal and installation of swing circle assembly....856
    Undercarriage and frame....858
      Disassembly and assembly of track roller assembly....859
      Disassembly and assembly of idler assembly....860
      Disassembly and assembly of recoil spring....863
      Expansion and installation of track shoe assembly....865
      Removal and installation of revolving frame....867
      Removal and installation of counterweight assembly....869
      Removal and installation of maintenance counterweight (at rear of engine)....870
      Removal and installation of maintenance counterweight assembly (above pump)....871
    Hydraulic system....874
      Removal and installation of center swivel joint assembly....875
      Disassembly and assembly of center swivel joint....877
      Removal and installation of hydraulic tank assembly....878
      Removal and installation of work equipment pump....880
      Removal and installation of control valve assembly....884
      Disassembly and assembly of control valve assembly....886
      Disassembly and assembly of work equipment PPC valve assembly....888
      Disassembly and assembly of travel PPC valve assembly....890
      Disassembly and assembly of hydraulic cylinder assembly....893
    Work equipment....900
      Removal and installation of work equipment assembly....901
    Cab and its attachments....906
      Removal and installation of operator’s cab assembly....907
      Removal and installation of operator’s cab glass (Stuck glass)....909
      Removal and installation of front window assembly....918
      Removal and installation of floor frame assembly....919
    Electrical system....924
      Removal and installation of air conditioner compressor assembly....925
      Removal and installation of air conditioner condenser assembly....927
      Removal and installation of air conditioner unit assembly....928
      Removal and installation of machine monitor assembly....930
      Removal and installation of pump controller assembly....931
      Removal and installation of engine controller assembly....932
      Removal and installation of KOMTRAX communication modem assembly....934
  90 Diagrams and drawings....0
    Hydraulic diagrams and drawings....936
      Hydraulic circuit diagram....938
    Electrical diagrams and drawings....941
      Electrical circuit diagram....943
      Connector list and stereogram....950
TEN00161-04 - Hydraulic Excavator GALEO PC228US-3E0, PC228USLC-3E0 Operation & Maintenance Manual....953
  COVER....953
  FOREWORD....954
    BEFORE READING THIS MANUAL....955
    SAFETY INFORMATION....956
    INTRODUCTION....957
      USE OF MACHINE....957
      DIRECTIONS OF MACHINE....957
    PRODUCT INFORMATION....958
      PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE....958
      EPA REGULATIONS, ENGINE NUMBER PLATE....958
      SERVICE METER LOCATION....959
      YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR....959
    CONTENTS....960
  SAFETY....964
    SAFETY....965
    SAFETY LABELS....968
      LOCATION OF SAFETY LABELS....968
      SAFETY LABELS....969
    GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE....975
      PRECAUTIONS BEFORE STARTING OPERATION....975
      PREPARATIONS FOR SAFE OPERATION....975
      FIRE PREVENTION....977
      PRECAUTIONS WHEN GETTING ON OR OFF MACHINE....978
      DO NOT GET CAUGHT IN WORK EQUIPMENT....980
      PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES....980
      PROTECTION AGAINST FALLING, FLYING, INTRUDING OBJECTS....980
      UNAUTHORIZED MODIFICATION....981
      PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS....981
      PRECAUTIONS RELATED TO CAB GLASS....981
      PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING....981
    PRECAUTIONS FOR OPERATION....982
      PRECAUTIONS FOR JOBSITE....982
      STARTING ENGINE....984
      OPERATION....986
      TRANSPORTATION....994
      TOWING....995
      LIFTING OBJECTS WITH BUCKET....996
    PRECAUTIONS FOR MAINTENANCE....997
      PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE....997
      PRECAUTIONS FOR INSPECTION AND MAINTENANCE....1001
  OPERATION....1008
    MACHINE VIEW ILLUSTRATIONS....1009
      OVERALL MACHINE VIEW....1009
      CONTROLS AND GAUGES....1010
    DETAILED CONTROLS AND GAUGES....1012
      MONITORING SYSTEM....1012
      SWITCHES....1043
      CONTROL LEVERS AND PEDALS....1048
      SUN ROOF....1051
      WINDSHIELD....1051
      SLIDING DOOR....1057
      EMERGENCY ESCAPE HAMMER....1058
      CAP WITH LOCK....1059
      HOT AND COOL BOX....1060
      MAGAZINE BOX....1060
      ASHTRAY....1061
      AIR CONDITIONER CONTROLS....1062
      AUTO AIR CONDITIONER CONTROLS....1066
      RADIO....1068
      AUXILIARY ELECTRIC POWER....1073
      FUSE....1074
      FUSIBLE LINK....1075
      CONTROLLER....1075
      TOOL BOX....1075
      GREASE PUMP HOLDER....1076
    MACHINE OPERATIONS AND CONTROLS....1077
      BEFORE STARTING ENGINE....1077
      STARTING ENGINE....1095
      AFTER STARTING ENGINE....1098
      STOPPING THE ENGINE....1109
      MACHINE OPERATION....1110
      STEERING THE MACHINE....1114
      SWINGING....1116
      WORK EQUIPMENT CONTROLS AND OPERATIONS....1117
      WORKING MODE....1119
      PROHIBITED OPERATIONS....1120
      GENERAL OPERATION INFORMATION....1123
      TRAVELING ON SLOPES....1124
      ESCAPE FROM MUD....1126
      RECOMMENDED APPLICATIONS....1127
      BUCKET REPLACEMENT AND INVERSION....1129
      PARKING MACHINE....1133
      MACHINE INSPECTION AFTER DAILY WORK....1134
      LOCKING....1135
    TRANSPORTATION....1136
      TRANSPORTATION PROCEDURE....1136
      LOADING AND UNLOADING WITH TRAILER....1137
      LIFTING MACHINE....1146
    COLD WEATHER OPERATION....1148
      COLD WEATHER OPERATION INFORMATION....1148
      AFTER DAILY WORK COMPLETION....1151
      AFTER COLD WEATHER SEASON....1151
    LONG TERM STORAGE....1152
      BEFORE STORAGE....1152
      DURING STORAGE....1152
      AFTER STORAGE....1153
      STARTING MACHINE AFTER LONG-TERM STORAGE....1153
    TROUBLES AND ACTIONS....1154
      RUNNING OUT OF FUEL....1154
      PHENOMENA THAT ARE NOT FAILURES....1154
      TOWING THE MACHINE....1155
      LIGHTWEIGHT TOWING HOLE....1156
      SEVERE JOB CONDITION....1156
      DISCHARGED BATTERY....1157
      OTHER TROUBLE....1161
  MAINTENANCE....1168
    MAINTENANCE INFORMATION....1169
    OUTLINE OF SERVICE....1171
      HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC....1171
      ELECTRIC SYSTEM MAINTENANCE....1174
    WEAR PARTS....1175
      WEAR PARTS LIST....1175
    RECOMMENDED FUEL, COOLANT, AND LUBRICANT....1176
      RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL....1178
    TIGHTENING TORQUE SPECIFICATIONS....1179
      TIGHTENING TORQUE LIST....1179
    SAFETY CRITICAL PARTS....1180
      SAFETY CRITICAL PARTS LIST....1181
    MAINTENANCE SCHEDULE....1182
      MAINTENANCE SCHEDULE CHART....1182
      MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER....1184
    MAINTENANCE PROCEDURE....1185
      INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS)....1185
      INITIAL 500 HOURS MAINTENANCE (ONLY AFTER THE FIRST 500 HOURS)....1185
      WHEN REQUIRED....1186
      CHECK BEFORE STARTING....1213
      EVERY 100 HOURS MAINTENANCE....1214
      EVERY 250 HOURS MAINTENANCE....1215
      EVERY 500 HOURS MAINTENANCE....1218
      EVERY 1000 HOURS MAINTENANCE....1231
      EVERY 2000 HOURS MAINTENANCE....1237
      EVERY 4000 HOURS MAINTENANCE....1244
      EVERY 5000 HOURS MAINTENANCE....1247
      EVERY 8000 HOURS MAINTENANCE....1249
  SPECIFICATIONS....1250
    SPECIFICATIONS....1251
  ATTACHMENTS, OPTIONS....1254
    GENERAL PRECAUTIONS FOR SAFETY....1255
      PRECAUTIONS WHEN SELECTING....1255
      READ THE INSTRUCTION MANUAL THOROUGHLY....1255
      PRECAUTIONS WHEN REMOVING OR INSTALLING....1255
      PRECAUTIONS WHEN USING....1255
    BUCKET WITH HOOK....1256
      HOOK CONDITION....1256
      PROHIBITED OPERATIONS....1256
    MACHINE READY FOR ATTACHMENT....1257
      LOCATIONS....1257
      HYDRAULIC CIRCUIT....1261
      ATTACHMENT REMOVAL AND INSTALLATION....1268
      ATTACHMENT OPERATIONS....1272
      LONG TERM STORAGE....1273
      SPECIFICATIONS....1273
    ATTACHMENT GUIDE....1274
      ATTACHMENT COMBINATIONS....1274
      TRACK SHOES SELECTION....1275
      BUCKET TEETH SELECTION....1276
    RECOMMENDED ATTACHMENT OPERATIONS....1277
      HYDRAULIC BREAKER....1277
    BLADE....1281
      DETAILED CONTROLS....1281
      BLADE CONTROL AND OPERATION....1281
      PROHIBITED OPERATIONS....1282
      GENERAL OPERATION INFORMATION....1282
      EVERY 100 HOURS MAINTENANCE....1283
    HANDLING MACHINES EQUIPPED WITH KOMTRAX....1284
      BASIC PRECAUTIONS....1284
  INDEX....1286

Komatsu Hydraulic Excavator PC228US-3E0, PC228USLC-3E0 Repair Service Manuals