Tab. 7.1
Tab. 7.2
7.1 Useful information about failures
• This chapter contains information about the problems that may appear during engine operation with its causes and trouble
shooting Tab. 7.2.
• In some cases, you shall turn off the engine immediately to avoid further damage Tab. 7.1.
THE ENGINE MUST BE IMMEDIATELY TURNED OFF WHEN:
1 The engine rpms suddenly increase and decrease
2 A sudden and/or unusual noise is heard
3 The colour of the exhaust fumes suddenly darkens
4 The oil pressure indicator light turns on while running
TROUBLES POSSIBLE CAUSE SOLUTION PAR.
The engine does not
start
Sulphated battery terminals corroded Clean the battery terminals --
Battery voltage too low Recharge the battery or replace it --
Low fuel level Refuel
4.4
Frozen fuel Contact Lombardini Marine authorised workshops --
Clogged fuel lter Replace with a new lter
6.3
Air suction in fuel system Contact Lombardini Marine authorised workshops --
Clogged air lter Replace with a new lter --
Clogged pipes Contact Lombardini Marine authorised workshops --
Open fuse
Replace with a new fuse; if the problem persists,
contact Lombardini Marine authorised workshops
--
Intake or exhaust system clogged Contact Lombardini Marine authorised workshops --
Engine star ts but stops
Inefcient electrical connections
Clean the electrical contacts; if the problem persists,
contact Lombardini Marine authorised workshops
--
Sulphated battery terminals Clean the battery terminals --
Clogged fuel lter Replace with a new lter and clean the tank
6.3
Clogged fuel pipes Contact Lombardini Marine authorised workshops --
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