Fuel Filter Replacement; Clean The Sea Water Circuits And Exchangers - FNM HPE 300 Owner's Manual

Marine Diesel Engines
8. Check for any leaks.
Respect the environment. Exhaust oils are strongly polluting .Follow the local orders or
laws for disposal.
1. Turn OFF the engine and take care to close the fuel line.
2. Let the engine cool down adequately.
3. Prepare a container to collect any leak.
4. Remove the water presence sensor plug and the sensor from the filter (take care to gasket),
pay attention to fuel outcome.
5. Unscrew the filter using the appropriate wrench.
6. Assemble the sensor on new filter and tighten the lower cap.
7. Fill the new filter with fuel.
8. Assemble filter on the engine and open the fuel supply circuit.
Bleed the fuel supply circuit. Turn the key to (I) position and wait few seconds until the low
9.
pressure electric pump takes the circuit under pressure again. Repeat the operation if
necessary.
10. Start the engine and check for any leaks .
Don't smoke during the assembly-disassembly operations.
Keep sea water circuits clean from salt deposits and from any external intrusion to ensure proper cooling
of the engine. In any case you should run the engine with fresh water for at least 5 minutes every 50
hours, in order to prevent the accumulation of salt deposits in the cooling circuits related to the sea water
section.
ENG rel. 1/11
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O
WNER

Fuel filter replacement

Clean the sea water circuits and exchangers

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M
S ANUAL
Engine maintenance
HPE300
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