This is a COMPLETE Service Repair Manual for the KOMATSU 155-4 SERIES DIESEL ENGINE.

Engine Serial Number: 10011 and up

Table of Contents:
=======
01 GENERAL
GENERAL VIEW
SPECIFICATIONS
GENERAL ASSEMBLY DRAWING
WEIGHT TABLE
ENGINE PERFORMANCE CURVE
11 STRUCTURE AND FUNCTION
GENERAL STRUCTURE
INTAKE AND EXHAUST SYSTEM
TURBOCHARGER
AFTER COOLER
ENGINE BODY
LUBRICATION SYSTEM
FUEL SYSTEM
COOLING SYSTEM
ACCESSORY
12 TESTING AND ADJUSTING
PREPARATION
ADJUSTING FUEL INJECTION TIMING
PERFORMANCE TEST ON FEED PUMP
FUEL INJECTION PUMP TABLE
ENGINE PERFORMANCE TEST
STARTING ENGINE (2G84) PERFORMANCE TEST
TESTING AND ADJUSTING TOOL LIST
TESTING AND ADJUSTING DATA
13 DISASSEMBLY AND ASSEMBLY
GENERAL DISASSEMBLY OF ENGINE ASSEMBLY
GENERAL ASSEMBLY OF ENGINE ASSEMBLY
DISASSEMBLY OF WATER PUMP
ASSEMBLY OF WATER PUMP
DISASSEMBLY OF TURBOCHARGER (KTR100,130)
ASSEMBLY OF TURBOCHARGER (KTR100,130)
DISASSEMBLY OF TURBOCHARGER (RH1521)
ASSEMBLY OF TURBOCHARGER (RH1521)
DISASSEMBLY OF STARTING ENGINE (2G84)
ASSEMBLY OF STARTING ENGINE (2G84)
DISASSEMBLY OF 2G84 POWER TRAIN
ASSEMBLY OF 2G84 POWER TRAIN
DISASSEMBLY OF FUEL INJECTION PUMP
ASSEMBLY OF FUEL INJECTION PUMP
14 MAINTENANCE STANDARD
TURBOCHARGER
CYLINDER HEAD
VALVE,VALVE GUIDE
CROSSHEAD,CROSSHEAD GUIDE
ROCKER HOUSING
TAPPET,PUSH ROD
CYLINDER BLOCK
CYLINDER LINER
CRANKSHAFT
CAMSHAFT
BALANCER SHAFT
TIMING GEAR
PISTON,PISTON RING AND PISTON PIN
CONNECTING ROD
OIL PUMP
RELIEF VALVE,REGULATOR VALVE AND SAFETY VALVE
PISTON COOLING VALVE,OIL COOLER BY-PASS VALVE
WATER PUMP
STARTING ENGINE (2G84)
AIR COMPRESSOR
15 REPAIR AND REPLACEMENT
CYLINDER HEAD SECTION
CYLINDER BLOCK SECTION
PRESS FITTING OF BUSHING
REPLACING SHRINK-FITTED GEAR
OTHERS

=======

Model Specification: KOMATSU 155-4 SERIES DIESEL ENGINE
Language: English
File Format: PDF
Total Pages: 376
Requirements: Adobe PDF Reader
ZOOM IN/OUT: YES
Downloadable: YES
Compatible: All Versions of Windows & Mac