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Doosan G18S-5 Service Manual

Doosan G18S-5
242 pages
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Service Manual
A2300 Diesel Engine
D15S-5, D18S-5, D20SC-5
G15S-5, G18S-5, G20SC-5
GC15S-5, GC18S-5, GC20SC-5
SB4106E01

Table of Contents

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Doosan G18S-5 Specifications

General IconGeneral
Engine TypeDiesel
Number of Cylinders4
Engine Type Details4-cycle, water-cooled
Cooling SystemWater-cooled
Air CleanerDry type
Starting SystemElectric
Lubrication SystemForced lubrication

Summary

Troubleshooting Logic

Engine Diagrams

Schematics illustrating the flow of various engine systems for diagnostic purposes.

Problem Isolation and Correction

Systematic approach to identifying and resolving engine malfunctions.

Coolant System

Coolant System Replacement Procedures

Step-by-step instructions for replacing key coolant system components.

Fuel System

Fuel System Malfunction – Diagnosis

Methods for diagnosing common issues within the engine's fuel system.

Fuel System Replacement Procedure

Instructions for replacing fuel system parts and bleeding the system.

Air System

Diagnosing Air System Malfunctions

Guidelines for identifying and troubleshooting common air system problems.

Air System Replacement Procedures

Step-by-step instructions for replacing various components of the air intake and exhaust systems.

Lubricating System

Diagnosing Lubricating System Malfunctions

Methods for identifying issues related to oil pressure, level, and contamination.

Lubricating System Replacement Procedures

Instructions for replacing components like the oil pump and pressure regulator valve.

Electrical System

Diagnosing Electrical Malfunctions Starting Motor

Troubleshooting steps for the starting motor and associated electrical circuits.

Base Engine Components

Engine Replacement and Testing

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