169
MAINTENANCE INSTRUCTIONS
F 237 F 238 F 239
FILLING THE ENGINE OIL
Fill the prescribed quantity of oil into the
filler (1). Start the engine and let it run 2
to 3 minutes at 750 to 800 RPM.
Inspect the oil level by dipstick (2) after
stopping the engine and stabilizing the
engine oil level. Inspect for oil leakage of
oil cleaner, draining plug and other
fittings.
CHANGING THE FUEL CLEANER
CARTRIDGE
Exchange the fuel cleaner cartridge after
releasing the nut (1) and removing the
bowel (2). Check for the proper bowel
sealing position at reassembling the
cleaned bowel with the new fuel cleaner
cartridge. Bleed the fuel system.
Put the suitable vessel under the engine
before exchanging the fuel cleaner
cartridge to ketch dropping fuel from the
cleaner.
CHANGING THE FUEL COURSE
CLEANER
Remove the ring nut (1) and the fuel
cleaner bowel (2) with sealing and
strainer. Clean the bowl and strainer in
diesel fuel. Check the right position of
sealing when reassembling the fuel
cleaner bowl, before tightening the ring
nut. Bleed the fuel system.
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