Komatsu HM350-1 HM350-2 Articulated Dump Truck Workshop Repair Service Manual PDF - MKMTSHM350.zip
Full service and repair documentation featuring Electrical Wiring Diagrams for the Komatsu Articulated Dump Truck HM350-1 and HM350-2, containing every technical detail needed to service, troubleshoot, fix, and overhaul these machines the way a professional technician would.
The workshop service and repair manual for the Komatsu Articulated Dump Truck HM350-1 and HM350-2 covers:
* 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: 16,294 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
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MAIN SECTIONS
COVER...1
00 Index and foreword...0
Index...3
Composition of shop manual...4
Table of contents...6
Foreword and general information...17
Safety notice...18
How to read the shop manual...23
Explanation of terms for maintenance standard...25
Handling of electric equipment and hydraulic component...27
Handling of connectors newly used for engines...36
How to read electric wire code...39
Precautions when carrying out operation...42
Method of disassembling and connecting push-pull type coupler...45
Standard tightening torque table...48
Conversion table...52
01 Specification...0
Specification and technical data...59
Specification drawings...60
Specifications...61
Weight table...64
Fuel, coolant and lubricants...65
10 Structure, function and maintenance standard...0
Engine and cooling system...69
Radiator, oil cooler, aftercooler...70
Output shaft...71
Power train, Part 1...75
Power train skeleton...76
Torque converter and transmission hydraulic piping...80
Brake cooling oil control valve (BCV)...82
Power train pump...83
Torque converter...86
Transmission...92
Transmission control valve...120
ECMV...121
Main relief, torque converter relief valve...128
Power train, Part 2...131
Drive shaft...132
Axle...136
Differential...140
Limited slip differential...152
Final drive...156
Steering system...163
Steering column...164
Brake system...167
Brake piping...168
Brake valve...170
Accumulator charge valve...173
Accumulator...177
Slack adjuster...178
Brake...180
Proportional reducing valve...185
Brake system tank...186
Parking brake...188
Parking brake solenoid valve...192
Undercarriage and frame...195
Suspension...196
Suspension cylinder...201
Oscillation hitch...203
Hydraulic system...207
Steering, hoist oil pressure piping diagram...208
Dump body control...209
Hydraulic tank and filter...210
Flow amp valve...211
Steering valve...214
Steering cylinder...218
Hoist valve...220
Dump control valve (EPC valve)...226
Pilot check valve...230
Hoist cylinder...231
Hydraulic pump...232
Cab and its attachments...237
ROPS cab...238
Cab tilt...239
Air conditioner...240
Rear view monitor...248
Controller related...251
Electrical system, Part 1...253
Machine monitor system...254
Electrical system, Part 2...275
Automatic shift control system...276
Transmission controller...279
Retarder control system...308
Auto emergency steering system...320
Battery disconnector switch...322
Dump control lever...324
Electrical system, Part 3...329
Sensors, switches...330
KOMTRAX terminal system (if equipped)...338
20 Standard value table...0
Standard service value table...341
Standard value table for engine...342
Standard value table for chassis...343
30 Testing and adjusting...0
Testing and adjusting, Part 1...349
Tools for testing, adjusting, and troubleshooting...351
Sketches of special tools...355
Measuring engine speed...356
Testing intake air pressure (boost pressure)...357
Testing exhaust temperature...358
Testing exhaust gas color...359
Adjusting valve clearance...360
Testing compression pressure...361
Testing blow-by pressure...363
Testing engine oil pressure...364
Testing EGR valve and bypass valve drive oil pressure...365
Handling of fuel system devices...366
Releasing residual pressure from fuel system...366
Testing fuel pressure...367
Testing fuel return and leakage amount...368
Bleeding air from fuel circuit...371
Testing the fuel circuit for leakage...373
Testing and adjusting fan belt tension...374
Testing and adjusting alternator belt tension...375
Testing and adjusting air conditioner compressor belt tension...376
Testing and adjusting, Part 2...379
Testing torque converter stall speed...381
Testing power train oil pressure...382
Testing and adjusting of differential lock oil pressure (differential lock spec.)...390
Adjusting transmission speed sensor...395
Testing and adjusting brake oil pressure...397
Testing of accumulator nitrogen gas pressure and procedure for charging accumulator with nitrogen gas...401
Testing brake performance...405
Bleeding air from brake circuit...406
Testing wear of wheel brake disc...407
Testing the parking brake pad wear...408
Emergency release of the parking brake...409
Testing and adjusting steering circuit oil pressure...410
Testing and adjusting suspension cylinder...412
Method of tilting cab up...416
Testing and adjusting dump circuit oil pressure...418
Adjusting body positioner sensor...420
Adjusting length of spring in body heating spherical joint...421
Handling of voltage circuit of engine controller...421
Adjusting transmission controller...421
Method for emergency escape at electrical system failure...422
Testing and adjusting, Part 3...427
Setting and adjusting various equipments...428
Special function of machine monitor...437
How to start operation of KOMTRAX terminal...482
Lamp display of KOMTRAX terminal...487
Pm Clinic check sheet...490
40 Troubleshooting...0
General information on troubleshooting...495
Points to remember when troubleshooting...496
Sequence of events in troubleshooting...497
Check before troubleshooting...498
Classification and procedures for troubleshooting...499
Connection table for connector pin numbers...502
T- branch box and T- branch adapter table...538
Troubleshooting by failure code, General...543
Troubleshooting by failure code, General...544
Failure codes table...544
Before troubleshooting by failure code...552
Information in troubleshooting table...560
Troubleshooting by failure code, Part 1...563
Troubleshooting by failure code, Part 1...565
Failure code [1500L0] Double engagement...565
Failure code [15B0NX] Transmission oil filter: Clogged...566
Failure code [15F0KM] R ? F shifting abuse 1...568
Failure code [15F0MB] R ? F shifting abuse 2...568
Failure code [15F7KM] Transmission forward clutch abuse...569
Failure code [15G0MW] Trouble in reverse clutch system (Slip)...570
Failure code [15G7KM] Transmission reverse clutch abuse...572
Failure code [15H0MW] Trouble in Hi clutch system (Slip)...574
Failure code [15J0MW] Trouble in Lo clutch system (Slip)...576
Failure code [15K0MW] Trouble in 1st clutch system (Slip)...578
Failure code [15L0MW] Trouble in 2nd clutch system (Slip)...580
Failure code [15M0MW] Trouble in 3rd clutch system (Slip)...582
Failure code [15SBL1] Trouble in reverse clutch pressure control valve I...584
Failure code [15SBMA] Trouble in reverse clutch pressure control valve II...588
Failure code [15SCL1] Trouble in Hi clutch pressure control valve I...590
Failure code [15SCMA] Trouble in Hi clutch pressure control valve II...594
Failure code [15SDL1] Trouble in Lo clutch pressure control valve I...596
Failure code [15SDMA] Trouble in Lo clutch pressure control valve II...598
Troubleshooting by failure code, Part 2...603
Failure code [15SEL1] Trouble in 1st clutch pressure control valve I...605
Failure code [15SEMA] Trouble in 1st clutch pressure control valve II...608
Failure code [15SFL1] Trouble in 2nd clutch pressure control valve I...610
Failure code [15SFMA] Trouble in 2nd clutch pressure control valve II...614
Failure code [15SGL1] Trouble in 3rd clutch pressure control valve I...616
Failure code [15SGMA] Trouble in 3rd clutch pressure control valve II...620
Failure code [15SJMA] Trouble in lockup clutch pressure control valve II...622
Failure code [15SKMA] Trouble in interaxle differential lock clutch pressure control valve II...624
Failure code [2A62L1] Trouble in front wheel differential lock pressure control valve 2...626
Failure code [2A62LH] Trouble in front wheel differential lock pressure control valve 1...628
Failure code [2B62L1] Trouble in rear wheel differential lock pressure control valve 2...630
Failure code [2B62LH] Trouble in rear wheel differential lock pressure control valve 1...632
Failure code [2C4MNX] Clogging of retarder cooling oil filter...634
Failure code [2F00KM] Dragging of parking brake...636
Failure code [2G42ZG] Lowering of accumulator oil pressure (front)...638
Failure code [2G43ZG] Lowering of accumulator oil pressure (rear)...638
Failure code [989A00] Operation of engine overrun prevention system...639
Failure code [989D00] Rear section tipping over alarm (Raising operation on slope)...639
Failure code [A570NX] Clogging of engine oil filter...640
Failure code [AA10NX] Clogging of air cleaner...642
Failure code [AB00MA] Trouble in battery charge circuit...644
Failure code [B@BAZG] Lowering of engine oil pressure...645
Failure code [B@BAZK] Lowering of engine oil level...646
Failure code [B@BCNS] Overheating of engine...647
Failure code [B@BCZK] Lowering of coolant level...648
Failure code [B@BFZK] Lowering of fuel level...650
Failure code [B@C6NS] Overheating of brake cooling oil (front)...651
Failure code [B@C8NS] Overheating of brake cooling oil (center)...651
Failure code [B@CENS] Overheating of torque converter oil...652
Failure code [B@JANS] Overheating of steering oil...652
Troubleshooting by failure code, Part 3...655
Failure code [CA111] Trouble in engine controller...658
Failure code [CA115] Trouble in engine Ne and Bkup speed sensors...660
Failure code [CA122] Abnormally high charge pressure...662
Failure code [CA123] Abnormally low charge pressure...664
Failure code [CA131] Abnormally high throttle sensor signal...666
Failure code [CA132] Abnormally low throttle sensor signal...668
Failure code [CA135] Abnormally high engine oil pressure...670
Failure code [CA141] Abnormally low engine oil pressure...672
Failure code [CA144] Abnormally high coolant temperature...674
Failure code [CA145] Abnormally low coolant temperature...676
Failure code [CA153] Abnormally high charge temperature...678
Failure code [CA154] Abnormally low charge temperature...680
Failure code [CA187] Abnormally low voltage in sensor power supply 2...681
Failure code [CA221] Abnormally high ambient pressure...682
Failure code [CA222] Abnormally low ambient pressure...684
Failure code [CA227] Abnormally high voltage in sensor power supply 2...686
Failure code [CA234] Engine overspeed...688
Failure code [CA238] Trouble in Ne speed sensor power supply...690
Failure code [CA263] Abnormally high fuel temperature...692
Failure code [CA265] Abnormally low fuel temperature...694
Failure code [CA271] Short circuit in PCV1...695
Failure code [CA272] Disconnection in PCV1...696
Failure code [CA273] Short circuit in PCV2...697
Failure code [CA274] Disconnection in PCV2...698
Failure code [CA322] Disconnection or short circuit in injector #1 (L #1)...700
Failure code [CA323] Disconnection or short circuit in injector #5 (L #5)...702
Failure code [CA324] Disconnection or short circuit in injector #3 (L #3)...704
Failure code [CA325] Disconnection or short circuit in injector #6 (L #6)...706
Failure code [CA331] Disconnection or short circuit in injector #2 (L #2)...708
Failure code [CA332] Disconnection or short circuit in injector #4 (L #4)...710
Failure code [CA342] Matching error in engine controller data...712
Failure code [CA351] Trouble in injector drive circuit...714
Failure code [CA352] Abnormally low voltage in sensor power supply 1...716
Failure code [CA386] Abnormally high voltage in sensor power supply 1...718
Troubleshooting by failure code, Part 4...721
Failure code [CA431] Trouble in idle validation switch...724
Failure code [CA432] Trouble in idle validation process...728
Failure code [CA441] Abnormally low voltage in power supply...728
Failure code [CA442] Abnormally high voltage in power supply...729
Failure code [CA449] Abnormally high common rail pressure 2...729
Failure code [CA451] Abnormally high common rail pressure...730
Failure code [CA452] Abnormally low common rail pressure...732
Failure code [CA553] Abnormally high common rail pressure 1...732
Failure code [CA554] In-range error in common rail pressure sensor...733