SHOP MANUAL MT26-31 - 06.2005
Engine
Tier-3 710655-
Ch 1 page 4
Cooling system .................................................................................. 127
View of the cooling system ........................................................................................................127
Circulation .................................................................................................................................128
View of the radiator system .......................................................................................................128
Disassemble the cooling unit ....................................................................................................129
Thermostat and thermostat housing .........................................................................................131
Thermostat ................................................................................................................................132
Coolant pump ............................................................................................................................133
External cleaning ......................................................................................................................137
Internal cleaning ........................................................................................................................137
Specifications ..................................................................................... 138
General information ...................................................................................................................138
Cylinder head ............................................................................................................................140
Turbocharger ............................................................................................................................142
Pistons and cylinder liners ........................................................................................................142
Connecting rods ........................................................................................................................143
Flywheel and flywheel housing .................................................................................................143
Timing gear ...............................................................................................................................144
Lubrication system ...................................................................................................................145
Troubleshooting tables ..................................................................... 146
White smoke .............................................................................................................................146
White smoke, water vapour .......................................................................................................146
Black smoke when running/under load .....................................................................................147
Black smoke on starting ............................................................................................................148
Blue smoke ...............................................................................................................................148
Fuel in the oil .............................................................................................................................148
Oil in coolant ............................................................................................................................149
Coolant/water in oil ...................................................................................................................150
Low oil pressure ........................................................................................................................151
High oil pressure (Engine warmed up) ......................................................................................153
Abnormal wear (liner, piston rings, etc.) ....................................................................................153
Vibration, no driven components engaged ................................................................................154
Delivery pipe fractures ..............................................................................................................155
External corrosion on cylinder liner ...........................................................................................155
Engine difficult to start ...............................................................................................................155
Fluid stroke ................................................................................................................................156
Knocking noise ..........................................................................................................................156
High oil consumption .................................................................................................................158
High fuel consumption ...............................................................................................................159
Low compression ......................................................................................................................159
Low engine output .....................................................................................................................159
Hot engine .................................................................................................................................161
Cold engine ...............................................................................................................................162
Coolant loss ..............................................................................................................................162
Polluted coolant .........................................................................................................................162
Engine heater ............................................................................................................................163
High oil temperature ..................................................................................................................163
High exhaust temperature .........................................................................................................164
Low charge air pressure ............................................................................................................164
Low fuel pressure ......................................................................................................................165
Low system voltage ...................................................................................................................165
High system voltage ..................................................................................................................165
External oil leakage ...................................................................................................................166
External fuel leakage ................................................................................................................166
External coolant leakage ...........................................................................................................167
Oil pressed out via crankcase ventilation ..................................................................................167
Turbocharger breakdown ..........................................................................................................167
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