Komatsu 6D170-1 Series Diesel Engine Shop Manual SEBE6161A16 – PDF DOWNLOAD

Komatsu 6D170-1 Series Diesel Engine Shop Manual SEBE6161A16 – PDF DOWNLOAD

FILE DETAILS:

Komatsu 6D170-1 Series Diesel Engine Shop Manual SEBE6161A16 – PDF DOWNLOAD

Language : English
Pages : 489
Downloadable : Yes
File Type : PDF
Size: 26.1 MB

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Komatsu 6D170-1 Series Diesel Engine Shop Manual SEBE6161A16 – PDF DOWNLOAD

The Komatsu 6D170-1 Series Diesel Engine Shop Manual SEBE6161A16 is a comprehensive guidebook that provides technical information and detailed instructions on how to operate, maintain, and repair the Komatsu 6D170-1 series diesel engines. This engine series is commonly used in heavy equipment such as excavators, bulldozers, and other heavy machinery.

• The manual is divided into several sections, each providing detailed information on specific topics. These sections include specifications, structure and function, testing and adjusting, disassembly and assembly, maintenance, and troubleshooting.
• The specifications section of the manual provides detailed information on the engine’s physical and operational characteristics, including its dimensions, weight, performance, and power output. It also provides information on the engine’s cooling system, fuel system, and lubrication system.
• The structure and function section of the manual provides an overview of the engine’s internal components and their functions. This section includes detailed diagrams and descriptions of the engine’s various components, such as the cylinder block, cylinder head, crankshaft, pistons, and valves.
• The testing and adjusting section of the manual provides instructions on how to test and adjust the engine’s various components to ensure they are functioning correctly. This section includes detailed procedures for testing and adjusting the engine’s fuel injection system, valve clearances, and oil pressure.
• The disassembly and assembly section of the manual provides step-by-step instructions on how to disassemble and reassemble the engine’s various components. This section includes detailed diagrams and photographs to guide the user through the process.
• The maintenance section of the manual provides information on routine maintenance tasks that should be performed to keep the engine in good working condition. This section includes instructions on how to perform tasks such as changing the engine oil and replacing the air filter.
• The troubleshooting section of the manual provides guidance on how to diagnose and resolve common issues that may arise with the engine. This section includes a list of common symptoms and their likely causes, as well as step-by-step instructions for troubleshooting and resolving each issue.
• Overall, the Komatsu 6D170-1 Series Diesel Engine Shop Manual SEBE6161A16 is an essential resource for anyone who works with or operates machinery that utilizes this engine series. It provides a wealth of technical information, detailed instructions, and troubleshooting guidance that can help keep the engine running smoothly and extend its lifespan.

TABLE OF CONTENTS:

Komatsu 6D170-1 Series Diesel Engine Shop Manual SEBE6161A16 – PDF DOWNLOAD

COVER…………………………………………………………………………….. 1
CONTENTS………………………………………………………………………….. 2
01 GENERAL………………………………………………………………………… 26
GENERAL VIEW…………………………………………………………………… 27
SPECIFICATIONS…………………………………………………………………. 29
GENERAL ASSEMBLY DRAWING………………………………………………………… 45
WEIGHT TABLE…………………………………………………………………… 57
ENGINE PERFORMANCE CURVE………………………………………………………… 58
11 STRUCTURE AND FUNCTION…………………………………………………………… 90
GENERAL STRUCTURE………………………………………………………………. 91
INTAKE AND EXHAUST SYSTEM……………………………………………………….. 93
TURBOCHARGER………………………………………………………………..100
AFTER-COOLER………………………………………………………………..104
ENGINE BODY…………………………………………………………………….105
CYLINDER HEAD……………………………………………………………….105
VALVE SYSTEM………………………………………………………………..107
CYLINDER BLOCK………………………………………………………………109
MAIN CIRCULATION PART………………………………………………………..111
TIMING GEAR…………………………………………………………………114
FLYWHEEL AND FLYWHEEL HOUSING…………………………………………………116
LUBRICATION SYSTEM………………………………………………………………117
LUBRICATION SYSTEM CHART……………………………………………………..117
OIL PUMP……………………………………………………………………118
OIL FILTER AND SAFETY VALVE…………………………………………………..119
OIL COOLER………………………………………………………………….120
OIL PUMP RELIEF VALVE………………………………………………………..122
OIL COOLER BY-PASS VALVE……………………………………………………..122
PISTON COOLING VALVE…………………………………………………………123
MECHANICAL PUMP……………………………………………………………..124
FUEL SYSTEM…………………………………………………………………….125
FUEL SYSTEM CHART……………………………………………………………125
FUEL INJECTION PUMP………………………………………………………….126
FUEL INJECTION NOZZLE………………………………………………………..130
FUEL INJECTION PUMP DRIVE…………………………………………………….131
FUEL FILTER…………………………………………………………………133
FUEL CUT SOLENOID……………………………………………………………134
ENGINE STOP MOTOR……………………………………………………………136
STARTING AID………………………………………………………………..141
OUTLINE OF ELECTRONICAL GOVERNOR SYSTEM (WITH ELECTRONICAL GOVERNOR MADE BY ZEXEL)….142
COOLING SYSTEM………………………………………………………………….148
COOLING SYSTEM CHART…………………………………………………………148
WATER PUMP………………………………………………………………….149
FAN DRIVE AND TENSION PULLEY………………………………………………….150
CORROSION RESISTOR…………………………………………………………..155
THERMOSTAT………………………………………………………………….156
ACCESSORY………………………………………………………………………157
AIR COMPRESSOR MOUNTING………………………………………………………157
AIR COMPRESSOR………………………………………………………………160
ELECTRICAL SYSTEM……………………………………………………………….161
ALTERNATOR………………………………………………………………….161
STARTING MOTOR………………………………………………………………165
WIRING DIAGRAM………………………………………………………………170
12 TESTING AND ADJUSTING…………………………………………………………….172
ENGINE BODY…………………………………………………………………….178
ADJUSTING VALVE CLEARANCE…………………………………………………….178
MEASURING COMPRESSION PRESSURE………………………………………………..179
FUEL SYSTEM…………………………………………………………………….180
TESTING AND ADJUSTING FUEL INJECTION TIMING…………………………………….180
ADJUSTING FUEL CUT SOLENOID…………………………………………………..182
PROCEDURE FOR ADJUSTING ENGINE STOP MOTOR CABLE…………………………………186
ADJUSTING FUEL INJECTION PRESSURE(VALVE CRACKING PRESSURE)……………………….188
METHOD FOR INSTALLING (ADJUSTMENT) OF ENGINE SPEED SENSOR………………………..189
CALIBRATION DATA…………………………………………………………….191
COOLING SYSTEM………………………………………………………………….255
FNA BELT TENSION…………………………………………………………….255
REPLACING FAN BELT AND ADJUSTING AUTO TENSIONER…………………………………256
PERFORMANCE TEST………………………………………………………………..257
RUN-IN STANDARD……………………………………………………………..257
PERFORMANCE TEST CRITERIA…………………………………………………….267
TESTING AND ADJUSTING TOOL LIST……………………………………………….292
TESTING AND ADJUSTING DATE……………………………………………………293
FAN BELT TENSION…………………………………………………………….313
TROUBLESHOOTING…………………………………………………………………315
POINTS TO REMEMBER WHEN TROUBLESHOOTING………………………………………..316
METHOD OF USING TROUBLESHOOTING CHART………………………………………….317
S-1 STARTING PERFORMANCE IS POOR (STARTING ALWAYS TAKES TIME)…………………….321
S-2 ENGINE DOES NOT START…………………………………………………….322
(1) ENGINE DOES NOT TURN………………………………………………….322
(2) ENGINE TURNS BUT NO EXHAUST COMES OUT (FUEL IS NOT BEING INJECTED)…………323
(3) EXHAUST GAS COMES OUT BUT ENGINE DOES NOT START (FUEL IS BEING INJECTED)……324
S-3 ENGINE DOES NOT PICK-UP SMOOTHLY (FOLLOW-UP IS POOR)…………………………325
S-4 ENGINE STOPS DURING OPERATIONS…………………………………………….326
S-5 ENGINE DOES NOT ROTATE SMOOTHLY (HUNTING)…………………………………..327
S-6 ENGINE LACKS OUTPUT (NO POWER)…………………………………………….328
S-7 EXHAUST GAS IS BLACK (INCOMPLETE COMBUSTION)………………………………..329
S-8 OIL COMSUMPTION IS EXCESSIVE (OR EXHAUST SMOKE IS BLUE)………………………330
S-9 OIL BECOMES CONTAMINATED QUICKLY…………………………………………..331
S-10 FUEL CONSUMPTION IS EXCESSIVE…………………………………………….332
S-11 OIL IS IN COOLING WATER, OR WATER SPURTS BACK, OR WATER LEVER GOES DOWN……….333
S-12 OIL PRESSURE LAMP LIGHTS UP (DROP IN OIL PRESSURE)………………………….334
S-13 OIL LEVEL RISES…………………………………………………………335
S-14 WATER TEMPERATURE BECOMES TOO HIGH (OVERHEATING)……………………………336
S-15 ABNORMAL NOISE IS MADE…………………………………………………..337
S-16 VIBRATION IS EXCESSIVE…………………………………………………..338
13 DISASSEMBLY AND ASSEMBLY………………………………………………………….356
DISASSEMBLY…………………………………………………………………….357
WASHING…………………………………………………………………….374
WASHING CYLINDER BLOCK……………………………………………………….374
WASHING CRANKSHAFT…………………………………………………………..375
MEASURING PARTS……………………………………………………………..376
ASSEMBLY……………………………………………………………………….382
14 MAINTENANCE STANDARD……………………………………………………………..416
INTAKE AND EXHAUST SYSTEM………………………………………………………..417
TURBOCHARGER………………………………………………………………..417
ENGINE BODY…………………………………………………………………….422
CYLINDER HEAD……………………………………………………………….422
VALVES AND VALVE GUIDE……………………………………………………….423
CROSSHEAD AND CROSSHEAD GUIDE…………………………………………………424
PUSH ROD AND CAM FOLLOWER…………………………………………………….425
CYLINDER BLOCK………………………………………………………………426
CYLINDER LINER………………………………………………………………428
CRANKSHAFT………………………………………………………………….429
CAMSHAFT……………………………………………………………………430
TIMING GEAR…………………………………………………………………431
PISTON, PISTON RING AND PISTON PIN…………………………………………….433
CONNECTING ROD………………………………………………………………435
LUBRICATION SYSTEM………………………………………………………………436
OIL PUMP……………………………………………………………………436
OIL PUMP RELIEF VALVE, PISTON COOLING VALVE AND OIL COOLER BY-PASS VALVE…………..437
COOLING SYSTEM………………………………………………………………….438
WATER PUMP………………………………………………………………….438
ACCESSORY………………………………………………………………………439
AIR COMPRESSOR………………………………………………………………439
15 REPAIR AND REPLACEMENT OF PARTS……………………………………………………441
TABLE OF SPECIAL TOOLS…………………………………………………………..442
CYLINDER HEAD…………………………………………………………………..443
TESTING AND INSPECTING…………………………………………………………..444
REPAIRING MOUNTING FACE OF CYLINDER HEAD BY GRINDING………………………………..446
REPLACING VALVE SEAT INSERTS……………………………………………………..447
REPLACING NOZZLE HOLDER SLEEVE……………………………………………………453
REPLACING VALVE GUIDE……………………………………………………………457
REPLACING CROSS HEAD GUIDE……………………………………………………….458
GRINDING THE VALVE………………………………………………………………459
CYLINDER BLOCK………………………………………………………………….460
TESTING AND INSPECTING…………………………………………………………..461
GRINDING THE TOP SURFACE OF CYLINDER BLOCK…………………………………………463
REPLACING MAIN METAL CAP…………………………………………………………469
REPLACING CAM BUSHING……………………………………………………………471
CRANKSHAFT……………………………………………………………………..473
REPAIRING THE CRANKSHAFT…………………………………………………………480
CONNECTING ROD………………………………………………………………….485
REPLACING CRANKSHAFT GEAR………………………………………………………..487
REPLACING CAMSHAFT GEAR………………………………………………………….488
REPLACING FLYWHEEL RING GEAR……………………………………………………..489