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Isuzu A-4JB1 - Repair Manual

Isuzu A-4JB1
231 pages
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INDUSTRIAL
DIESEL ENGINE
A-4JA1, A-4JB1
MODELS
©
2003 ISUZU MOTORS LIMITED
WORKSHOP MANUAL

Table of Contents

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Isuzu A-4JB1 Specifications

General IconGeneral
BrandIsuzu
ModelA-4JB1
CategoryEngine
LanguageEnglish

Summary

General Information

General Repair Instructions

Essential guidelines for safe and effective service operations.

Tightening Torque Specifications

Specifies torque values for various bolts and fasteners during assembly.

Maintenance

Valve Clearance Adjustment

Step-by-step guide for adjusting valve clearances to ensure proper engine timing.

Injection Timing

Procedures for confirming and adjusting the engine's fuel injection timing.

Engine Assembly (1)

Disassembly

Detailed steps for disassembling the engine and its major components.

Engine Assembly (2)

Inspection and Repair

Procedures for inspecting engine parts for wear and damage, and methods for repair.

Engine Assembly (3)

Reassembly

Detailed steps for reassembling the engine and its major components after repair.

Fuel System

Main Data and Specifications

Key data and specifications for fuel system components like injection pump and nozzles.

Injection Pump Data

Specific test conditions and data for adjusting the injection pump's volume.

Troubleshooting

Hard Starting

Diagnostic guide for engine starting problems, covering causes and countermeasures.

Overheating

Diagnostic guide for engine overheating issues, covering causes and countermeasures.

Oil Pressure Does Not Rise

Diagnostic guide for low or absent oil pressure, covering causes and countermeasures.

Repair Standards

Repair Standards Chart

Detailed chart of inspection items, dimensions, assembly, limits, and repair procedures.

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