Fuel Pre-Filter - Volvo Penta D8 2020 Operator's Manual

Maintenance
64

Fuel pre-filter

Volvo Penta fuel pre-filters are supplied in single and
double models.
Checks
The double filter is fitted with a pressure gauge 1 that
indicates when it is time to replace the filter cartridges.
The filter cartridges must be replaced according to
maintenance schedule recommendations, or earlier if
the pressure gauge shows a pressure drop of 6–10 in.
Hg at idle or 16–20 in. Hg at full rpm/engine load.
WARNING!
Working with or approaching a running engine is a
safety risk. Watch out for rotating components and hot
surfaces.
Draining
Place a vessel under the filter. Empty the water and
sediment through the plugs (2).
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