Fuel System, Bleeding; Fuel Pre-Filter - Volvo Penta D1 Series Operator's Manual

47711262 01-2019 © AB VOLVO PENTA

Fuel system, bleeding

The fuel system must be purged after a filter change,
if the fuel tank has been run dry and after a long-term
stoppage.
1 Open the purge screw (1) on the fuel filter console
approx. three turns. Avoid fuel spills; use rags to
soak up fuel at the purging point.
2 Pump fuel up with the hand pump (2) until fuel
without air bubbles can be seen. Continue pumping
and tighten the purging screw at the same time.
3 Start the engine and check for leaks.

Fuel pre-filter

The fuel pre-filter is an optional extra.
Draining
Wait a few hours after the engine has been turned off
before draining the filter.
Position a container under the fuel filter. Drain off water
and contaminants using the cock/plug at the bottom of
the filter bowl.
Replacing filter insert
1 Close fuel cock at the fuel tank. Position a
containerunder the fuel filter.
2 Remove the filter bowl by undoing screw (1).
3 Empty and clean the filter bowl. Replace insert and
reinstall the bowl.
4 Open fuel cock.
5 Vent the fuel system, please refer to section Fuel
system, bleeding, page 57.
6 Start the engine and check for leaks.
7 Deposit the old filter insert at a properly designated
disposal site.
Maintenance
57