FNM HPE 300 Owner's Manual page 68

Marine Diesel Engines
Possible fault
(Almost) empty fuel tank.
Wrong fuel quality or contaminated fuel.
Clogged fuel supply line .
Vent line of fuel supply tank clogged.
Air in fuel supply system.
Fuel filter clogged with water and/or contamination.
Leaking in the fuel supply line or fuel injection line
Low battery voltage
Fuel high pressure line regulator fault
Faulty fuel injection injectors/pump.
Clogged exhaust.
Possible fault
Engine overloaded.
Dirty hull/propeller
Insufficient comburent air.
Air in fuel supply system.
Fuel filter clogged with water and/or contamination.
Fuel pre filter clogged
Leaking in the fuel supply line or fuel injection line
Incorrect lube oil SAE class or quality for ambient
temperature.
Wrong fuel quality or contaminated fuel.
Oil level too high.
Leak in inlet manifold. Dirty intercooler.
Clogged exhaust.
Damaged turbocharger
Dirty injectors
Transmission.
Possible fault
Seacock closed
Leaks in the sea water suction system.
Sea water filter clogged.
Sea water impeller damaged
Coolant level too low
Leaks in the coolant circuit.
Heat exchanger damaged or clogged by rubber parts of the damaged
impeller.
Oil level too high.
Oil level too low.
Insufficient comburent air.
Motor becomes apparently overheated as a result of faulty temperature
switch, sensor or meter.
Faulty thermostat .
Faulty coolant pump
Faulty oil filter/dirty oil exchanger.
Faulty turbo compressor.
ENG rel. 1/11
O
WNER
Engine cranks but runs unevenly (rough idling) or stall
Engine does not reach maximum rpm under load
Engine overheat
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'
M
S ANUAL
Fill the tank.
Check fuel. Drain and flush fuel tank. Replace with new
fuel.
Check/clean.
Check/clean.
Check and bleed.
Check or replace.
Check / replace.
Recharge/ replace
Replace
Check, replace if required.
Check .
Check the propeller size /incorrect propeller
Clean
Check .
Check and bleed.
Check or replace.
Clean /replace.
Check / replace.
Replace.
Check fuel. Drain and flush fuel tank. Replace with new
fuel.
Reduce the level.
Check /replace and clean
Check/clean.
Replace.
Check, replace if required.
Check.
Open.
Check / replace.
Check/clean.
Check / replace.
Check / fill up.
Check .
Check/clean.
Reduce the level.
Raise the level.
Check/clean the filter.
Check / replace.
Check / replace.
Check/clean.
Replace.
Check /replace
Engine maintenance
HPE300
Remedy
Remedy
Remedy
74