Moxy MT26 - User Manual

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Engine

SHOP MANUAL MT26-31 - 06.2005

Tier-3 710655-

Ch 1 page 1

Chapter 1

Engine

Main Page

Table of Contents2
Removal of Engine Assembly5
Lifting the Engine11
Engine Identification12
Fuel System13
Schematic Diagram of the Fuel System13
Overflow Valve13
General14
Fuel14
Fuel Filter15
Water Separating Prefilter15
Feed Pump17
Diagnostic Prosedure18
Use of Diagnostic Kit, Machine18
Measurement20
Ecom Standard Settings Code24
Engine Control Unit, ECU27
Wiring and Cable Duct28
Throttle Position Sensor28
Diagnostic Lamp and Switch31
Fault Codes32
How to Read Fault Codes from the ECU Control Unit33
Flash Codes Tables35
Overview of Flash Codes for Coordinator37
Renewing the Control Unit39
Removing the ECU Wiring40
Cylinder Head44
Special Tools44
Cylinder Head, Parts View45
Valve Mechanism46
Dismantling51
Renewing the Valve Stem Seal51
Replacement of Valve Seats52
Machining the Valve Seats Insert53
Renewing the Valve Guides55
Renewing PDE Unit Injector Sleeves56
Assembly57
Fitting57
PDE Injectors58
Fitting the PDE Injector58
Adjusting Unit Injectors62
Adjusting the Valve Clearance and Unit Injectors64
Checking, Adjusting the PDE3 Injector Rocker Arms (I)65
Turbocharger67
General68
Special Tools69
Measuring Radial Clearance and Axial Clearance70
Renewing the Turbocharger72
Pistons and Cylinder Liners73
Special Tools74
Connecting Rods75
Removing and Dismantling Connecting Rods and Pistons76
Renewal of Bearing Bushing in Connecting Rod78
Pistons80
Assembling Piston and Connecting Rod82
Cylinderblock83
Cylinder Liner83
Removing the Cylinder Liners85
Measuring the Cylinder Liner Height86
Fitting the Cylinder Liners87
Fitting the Piston and Connecting Rod88
Flywheel and Flywheel Housing90
Special Tools91
Removing the Flywheel91
Renewing the Rear Crankshaft Seal93
Removing the Flywheel Housing93
Fitting Flywheel Housing94
Fitting the Flywheel96
Timing Gears97
Gear Drive97
Belt Drive Collant Pump, Generator and AC Compressor98
Renewing the Seal in the Front Cover99
Crankshaft Damper100
Timing Gear, View Exploded101
Special Tools102
Crankshaft Seal103
Timing Gear Cover105
Intermediate Gear107
Crankshaft Gear108
Camshaft Gear109
Camshaft110
Crankshaft112
Lubrication System114
Oil Pump114
Lubrication Oilways115
Oil Pressure116
Oil Cooler, Engine117
Oil Cooler View118
Renewing Seals119
Oil Filter120
Centrifugal Oil Cleaner121
Dismantling and Assembly122
Cooling Fan126
Cooling System127
View of the Cooling System127
Circulation128
View of the Radiator System128
Disassemble the Cooling Unit129
Thermostat and Thermostat Housing131
Thermostat132
Coolant Pump133
External Cleaning137
Internal Cleaning137
Specifications138
General Information138
Cylinder Head140
Turbocharger142
Pistons and Cylinder Liners142
Connecting Rods143
Flywheel and Flywheel Housing143
Timing Gear144
Lubrication System145
Troubleshooting Tables146
White Smoke146
White Smoke, Water Vapour146
Black Smoke When Running/Under Load147
Black Smoke on Starting148
Blue Smoke148
Fuel in the Oil148
Oil in Coolant149
Coolant/Water in Oil150
Low Oil Pressure151
High Oil Pressure (Engine Warmed Up)153
Abnormal Wear (Liner, Piston Rings, Etc.)153
Vibration, no Driven Components Engaged154
Delivery Pipe Fractures155
External Corrosion on Cylinder Liner155
Engine Difficult to Start155
Fluid Stroke156
Knocking Noise156
High Oil Consumption158
High Fuel Consumption159
Low Compression159
Low Engine Output159
Hot Engine161
Cold Engine162
Coolant Loss162
Engine Heater163
High Oil Temperature163
High Exhaust Temperature164
Low Charge Air Pressure164
Low Fuel Pressure165
Low System Voltage165
High System Voltage165
External Oil Leakage166
External Fuel Leakage166
External Coolant Leakage167
Oil Pressed out Via Crankcase Ventilation167
Turbocharger Breakdown167

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Moxy MT26 Specifications

General

Brand	Moxy
Model	MT26
Category	Trucks
Language	English

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