Fuel Pre-filter, Replace
CAUTION!
Always use protective gloves for work including
contact with oil, fuel etc.
NOTICE! Put
a collection vessel under the fuel filter to
collect the condensate and fuel. Store the used filter in
a suitable container.
Removal
1 Loosen the connector (4) to the water trap sensor.
2 Clean thoroughly around the pre-fuel filter and
water separator.
3 Open the drain nipple (3) in the base of the fuel
prefilter and drain the filter.
4 Tighten the drain nipple again.
5 Remove the fuel pre-filter (1) and seal together with
the lower section of the water separator.
6 Remove the water separator and O-ring.
NOTICE! Put the used filter in a suitable container.
7 Clean the lower section of the water separator and
the contact surfaces.
Installing
1 Clean the seal surfaces thoroughly and lubricate
the gasket with diesel.
2 Lubricate a new O-ring (2) with diesel and install the
lower part of the water separator to the new filter.
3 Screw the filter onto the filter bracket by hand until
the rubber seal bottoms on the mating surface.
Then tighten a further 1/2–2/3 turns.
4 Connect the cable from the water trap sensor.
5 Open fuel taps and purge the system, refer to Fuel
system, bleeding.
6 Start the engine and check that no leakage occurs.
Maintenance
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47711083 09-2018 © AB VOLVO PENTA
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