WORKSHOP MANUAL - lombardini service
WORKSHOP MANUAL - lombardini service
WORKSHOP MANUAL - lombardini service
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Technical information<br />
2<br />
TROUBLE<br />
POSSIBLE CAUSE<br />
Engine does not start<br />
Engine starts but stops<br />
No acceleration<br />
Non-uniform speed<br />
Black smoke<br />
White smoke<br />
Oil preassure too low<br />
Oil level increase<br />
Excessive oil<br />
consumption<br />
Oil and fuel dripping<br />
from the exhaust<br />
Engine overheats<br />
Inadequate<br />
performance<br />
High noise level<br />
LUBRICATION<br />
CIRCUIT<br />
High oil level<br />
Low oil level<br />
Dirty or blocked pressure regulation valve<br />
Worn oil pump<br />
Air to the oil suction hose<br />
Faulty manometer or pressure switch<br />
Oil in sump suction hose blocked<br />
Oil in sump drainage pipe blocked<br />
Faulty spray nozzles (Turbo engines only)<br />
INJECTION<br />
Damaged injector<br />
Damaged injection pump valve<br />
Incorrectly calibrated injector<br />
Worn or damaged pumping element<br />
Incorrect injection pump delivery setting<br />
(delivery equalisation)<br />
Hardened pump/injector control rod<br />
Cracked or broken pre-combustion<br />
chamber<br />
Incorrect adjustment of the injection<br />
systems (delivery equalisation advance)<br />
Insufficient refrigerant fluid<br />
Defective fan, radiator, or radiator cap<br />
Defective thermostatic valve<br />
COOLING<br />
CIRCUIT<br />
Loss of refrigerant fluid from the radiator,<br />
hoses, engine crankshaft or water pump.<br />
Inside of radiator or coolant lines obstructed.<br />
Defective or worn water pump<br />
Alternator fan drive belt loose or torn<br />
Heat exchange surface of the radiator clogged<br />
FOCS Workshop Manual_cod. 1.5302.858_1° ed_ rev. 00<br />
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