Doosan A2300 User Manual

A Series Diesel Engine Index
Index
Introduction
About the Manual...................................................... 5
How to Use the Manual .............................................5
Generic Symbols....................................................... 6
Definition of Terms .....................................................7
Illustrations................................................................ 8
General Engine Information
External Engine Components ....................................9
Engine Specifications...............................................11
Troubleshooting Logic
Engine Diagrams .................................................... 12
Problem Isolation and Correction ........................... 12
Troubleshooting Logic(List of Symptoms)............... 13
Coolant System
Cooling System Components and Flow...................53
Pressure Caps .........................................................56
Water(Coolant) Pump...............................................57
Thermostat...............................................................60
Gauges, Overfueling and Laoding ...........................61
Cooling System Replacement Procedures ..............62
Belt Tensioner Replacement................................... 62
Fan Pulley Replacement......................................... 62
Fan Hub Replacement............................................ 63
Water Pump Replacement.......................................64
Cup Plug Replacement............................................67
Fuel System
Fuel System Components and Flow........................68
Fuel System Malfunction Diagnosis.........................69
Air in the Fuel System..............................................70
Fuel Water Separator/Filter Unit ..............................71
Injection Pump .........................................................72
Governor Malfunctions.............................................72
Fuel Control Lever TRavel and Adjustment.............73
VE Pump Adjustment Screws ..................................73
Manual Shut Down Levers.......................................74
Advance Timing Mechanism....................................74
Electrical Shut off Valves .........................................75
Injection Pump Timing..............................................77
High Pressure Fuel Line ..........................................78
Injectors....................................................................79
Fuel Drain Manifold..................................................81
Air System
Air System Flow.......................................................98
Diagnosing Air System Malfunctions........................99
Air Flow Restriction..................................................99
Damage from Non-Filtered Air ...............................100
Pressure Side Air Leaks.........................................100
Exhaust Leaks........................................................101
Malfunctioning Turbocharger..................................101
Oil Consumption and Leaks...................................102
Turbocharger Noise ...............................................103
Rotor Assembly Clearance Measure .....................104
Lubricating System
Lubricating System Flow ........................................113
Lubricating Oil Pump..............................................113
Pressure Regulating Valve.....................................113
Oil Coolers..............................................................114
Oil Filters ................................................................114
Oil Filters Bypass Valve..........................................114
Low Oil Pressure....................................................116
Oil Level .................................................................116
Oil Filter..................................................................117
Oil Gauge ...............................................................117
Oil Suction Tube.....................................................117
Bearings and Oil Pump ..........................................117
Incorrect Oil Pump..................................................118
Oil Dilution..............................................................118
Coolant Diluted Oil .................................................118
Fuel Diluted Oil.......................................................119
Oil Leaks ................................................................123
Electrical System
Electrical System Description/Operation................134
Electrical System Spec. .........................................136
Starting Motor.........................................................137
Engine Cranking Speed Too Slow .........................139
Alternator................................................................140
Fuel Shut Off Valve Check.....................................143
Oil Pressure Switch................................................143
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Doosan A2300 Specifications

General

Brand	Doosan
Model	A2300
Category	Engine
Language	English