Komatsu Hydraulic Excavator PC228US-3E0, PC228USLC-3E0 Repair Service Manual
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: 1,289 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
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
COVER...1
00 Index and foreword...0
Index...2
Composition of shop manual...3
Table of contents...5
Foreword and general information...14
Safety notice...15
How to read the shop manual...20
Explanation of terms for maintenance standard...22
Handling of electric equipment and hydraulic component...24
Handling of connectors newly used for engines...33
How to read electric wire code...36
Precautions when carrying out operation...39
Method of disassembling and connecting push-pull type coupler...42
Standard tightening torque table...45
Conversion table...49
01 Specification...0
Specification and technical data...56
Specification dimension drawings...57
Working range diagram...58
Specifications...59
Weight table...61
Table of fuel, coolant and lubricants...63
10 Structure, function and maintenance standard...0
Engine and cooling system...67
Engine related parts...67
Radiator, oil cooler, aftercooler and fuel cooler...68
Power train...70
Power train...71
Final drive...72
Swing machinery...74
Swing circle...76
Undercarriage and frame...78
Track frame...79
Idler...81
Carrier roller...83
Track roller...84
Track shoe...85
Hydraulic system, Part 1...91
Hydraulic equipment layout drawing...92
Hydraulic tank...94
Hydraulic pump...95
Hydraulic system, Part 2...118
Control valve...119
CLSS...131
Functions and operation by valve...135
Merge-divider valve...150
Attachment circuit selector valve...173
Hydraulic drift prevention valve...175
Hydraulic system, Part 3...182
Valve control...183
PPC valve...185
PPC Accumulator...203
Return oil filter...204
Center swivel joint...205
Travel motor...206
Swing motor...216
Hydraulic cylinder...225
Work equipment...228
Dimensions of components...231
Cab and its attachments...236
Air conditioner piping...237
Electrical system...239
Engine control...240
Electrical control system...250
Monitor system...276
Sensor...294
KOMTRAX system...297
20 Standard value table...0
Standard service value table...301
Standard value table for engine related parts...302
Standard value table for chassis...303
30 Testing and adjusting...0
Testing and adjusting, Part 1...315
Tools for testing, adjusting, and troubleshooting...317
Sketches of special tools...322
Testing engine speed...323
Testing intake air pressure (boost pressure)...324
Checking exhaust gas color...325
Adjusting valve clearance...326
Testing compression pressure...328
Testing blow-by pressure...331
Testing engine oil pressure...332
Handling fuel system parts...333
Releasing residual pressure from fuel system...333
Testing fuel pressure...334
Reduced cylinder mode operation...337
No-injection cranking...337
Testing fuel delivery, return rate and leakage...338
Bleeding air from fuel circuit...341
Checking fuel circuit for leakage...342
Checking and adjusting air conditioner compressor belt tension...343
Replacement of fan belt...344
Testing and adjusting, Part 2...347
Testing clearance in swing circle bearings...348
Checking and adjusting track shoe tension...349
Testing and adjusting hydraulic oil pressure in hydraulic circuit for work equipment, swing and travel...350
Testing control circuit oil pressure...354
Testing and adjusting pump PC control circuit oil pressure...355
Testing and adjusting pump LS control circuit oil pressure...358
Testing solenoid valve output pressure...363
Testing PPC valve output pressure...366
Adjusting play of work equipment and swing PPC valves...367
Inspection of locations of hydraulic drift of work equipment...368
Release of residual pressure from hydraulic circuit...370
Testing oil leakage...371
Bleeding air from each part...374
Procedure for replacing boom angle potentiometer...376
Inspection procedures for diode...377
Adjusting mirrors...378
Testing and adjusting, Part 3...381
Special functions of machine monitor...382
Handling voltage circuit of engine controller...410
Starting KOMTRAX terminal operations...411
Indicator lamps of KOMTRAX terminal...415
Preparation work for troubleshooting of electrical system...418
Pm-clinic service...420
40 Troubleshooting...0
Failure code table and fuse locations...427
Failure code table...428
Fuse locations...431
General information on troubleshooting...435
Points to remember when troubleshooting...436
Sequence of events in troubleshooting...437
Checks before troubleshooting...438
Classification and troubleshooting steps...439
Information in troubleshooting table...440
Possible problems and troubleshooting No...442
Connection table for connector pin numbers...445
T- branch box and T- branch adapter table...481
Troubleshooting by failure code (Display of code), Part 1...485
Failure code [AA10NX] Air cleaner Clogging...487
Failure code [AB00KE] Charge Voltage Low...488
Failure code [B@BAZG] Eng Oil Press Low...490
Failure code [B@BAZK] Eng Oil Level Low...491
Failure code [B@BCNS] Eng Water Overheat...492
Failure code [B@BCZK] Eng Water Level Low...493
Failure code [B@HANS] Hyd Oil Overheat...494
Failure code [CA111] EMC Critical Internal Failure...494
Failure code [CA115] Eng Ne and Bkup Speed Sens Error...495
Failure code [CA122] Chg Air Press Sensor High Error...496
Failure code [CA123] Chg Air Press Sensor Low Error...498
Failure code [CA131] Throttle Sensor High Error...500
Failure code [CA132] Throttle Sensor Low Error...502
Failure code [CA144] Coolant Temp Sens High Error...504
Failure code [CA145] Coolant Temp Sens Low Error...506
Failure code [CA153] Chg Air Temp Sensor High Error...508
Failure code [CA154] Chg Air Temp Sensor Low Error...510
Failure code [CA155] Chg Air Temp High Speed Derate...512
Failure code [CA187] Sens Supply 2 Volt Low Error...514
Failure code [CA221] Ambient Press Sens High Error...516
Failure code [CA222] Ambient Press Sens Low Error...518
Failure code [CA227] Sens Supply 2 Volt High Error...520
Failure code [CA234] Eng. Overspeed...521
Failure code [CA238] Ne Speed Sens Supply Volt Error...522
Failure code [CA271] IMV/PCV1 Short Error...523
Failure code [CA272] IMV/PCV1 Open Error...524
Failure code [CA322] Inj #1 (L#1) Open/Short Error...526
Failure code [CA323] Inj #5 (L#5) Open/Short Error...528
Failure code [CA324] Inj #3 (L#3) Open/Short Error...530
Failure code [CA325] Inj #6 (L#6) Open/Short Error...532
Failure code [CA331] Inj #2 (L#2) Open/Short Error...534
Failure code [CA332] Inj #4 (L#4) Open/Short Error...536
Troubleshooting by failure code (Display of code), Part 2...539
Failure code [CA342] Calibration Code Incompatibility...541
Failure code [CA351] Injectors Drive Circuit Error...542
Failure code [CA352] Sens Supply 1 Volt Low Error...544
Failure code [CA386] Sens Supply 1 Volt High Error...546
Failure code [CA428] Water in Fuel Sensor High Error...548
Failure code [CA429] Water in Fuel Sensor Low Error...550
Failure code [CA435] Eng Oil Press Sw Error...552
Failure code [CA441] Battery Voltage Low Error...553
Failure code [CA442] Battery Voltage High Error...556
Failure code [CA449] Rail Press Very High Error...558
Failure code [CA451] Rail Press Sensor High Error...560
Failure code [CA452] Rail Press Sensor Low Error...562
Failure code [CA488] Chg Air Temp High Torque Derate...564
Failure code [CA553] Rail Press High Error...564
Failure code [CA559] Rail Press Low Error...565
Failure code [CA689] Eng Ne Speed Sensor Error...567
Failure code [CA731] Eng Bkup Speed Sens Phase Error...569
Failure code [CA757] All Continuous Data Lost Error...570
Failure code [CA778] Eng Bkup Speed Sensor Error...572
Failure code [CA1633] KOMNET Datalink Timeout Error...574
Failure code [CA2185] Throt Sens Sup Volt High Error...576
Failure code [CA2186] Throt Sens Sup Volt Low Error...577
Failure code [CA2249] Rail Press Very Low Error...578
Failure code [CA2311] IMV Solenoid Error...580
Failure code [CA2555] Grid Htr Relay Volt High Error...582
Failure code [CA2556] Grid Htr Relay Volt Low Error...584
Troubleshooting by failure code (Display of code), Part 3...587
Failure code [D110KB] Battery Relay Drive Short Circuit...588
Failure code [D196KA] Service Return Relay Disc...590
Failure code [D196KB] Service Return Relay S/C...592
Failure code [DA22KK] Pump Solenoid Power Low Error...594
Failure code [DA25KP] 5V Sensor 1 Power Abnormality...596
Failure code [DA2RMC] CAN Discon (Pump Con Detected)...598
Failure code [DA2SKQ] Model Selection Abnormality...600
Failure code [DAFRMC] CAN Discon (Monitor Detected)...602
Failure code [DGH2KB] Hyd Oil Sensor Short...604
Failure code [DHPAMA] F Pump Press Sensor Abnormality...606
Failure code [DHPBMA] R Pump Press Sensor Abnormality...608
Failure code [DHSAMA] Sw RH PPC Press Sen. Abnormality...610
Failure code [DHSBMA] Sw LH PPC Press Sen. Abnormality...612
Troubleshooting by failure code (Display of code), Part 4...615
Failure code [DW43KA] Travel Speed Sol Open Circuit...618
Failure code [DW43KB] Travel Speed Sol Short Circuit...620
Failure code [DW45KA] Swing Brake Sol Open Circuit...622
Failure code [DW45KB] Swing Brake Sol Short Circuit...626
Failure code [DW91KA] Travel Junction Sol Open Circuit...628
Failure code [DW91KB] Travel Junction Sol Short Circuit...630
Failure code [DW4GKA] Boom Slow Down Sol. Disc...632
Failure code [DW4GKB] Boom Slow Down Sol. S/C...634
Failure code [DWJ0KA] Merge-divider Sol Open Circuit...636
Failure code [DWJ0KB] Merge-divider Sol Short Circuit...638
Failure code [DWK0KA] 2-stage Relief Sol Open Circuit...640
Failure code [DWK0KB] 2-stage Relief Sol Short Circuit...642
Failure code [DXA0KA] PC-EPC Sol Open Circuit...644
Failure code [DXA0KB] PC-EPC Sol Short Circuit...646
Failure code [DXE0KA] LS-EPC Sol Open Circuit...648
Failure code [DXE0KB] LS-EPC Sol Short Circuit...650
