FNM HPE Series Owner's Manual page 131

Possible Fault
If the fuel consumption is excessive
Incorrect fuel quality or dirty fuel.
Insufficient comburent air.
Fuel leaks .
Faulty injector/injector pump.
If black smoke comes out of the exhaust (idling)
Oil level too high.
Excessive inclination of engine.
Faulty injectors/sprayers.
If blue smoke comes out of the exhaust (idling)
Oil level too high.
Leaking from turbo compressor oil seal.
If black smoke comes out of the exhaust (full load)
Insufficient intake air, dirty air filter.
Leak in the air manifold.
Dirty intercooler.
Incorrect oil level .
Engine overloaded, max. rpm is not reached.
Engine overloaded, dirty propeller -boat hull. Excessive
weight on board.
Turbocharger actuator blocked
Faulty turbo compressor.
®
FNM HPE Series
Possible Remedy
Check fuel. Drain and rinse fuel tank. Replace with new fuel.
Check .
Check and repair.
Check, replace if required.
Reduce the level.
Check / Adjust.
Check / replace.
Reduce the level.
Check /replace the seal
Check/clean.
Check / replace.
Check/clean.
Check.
Check sizes of propeller and/or boat weight.
Check and clean if required.
Unblock / replace.
Check / replace.
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