Volvo Penta D3 Operator's Manual page 99

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47705992 05-2015 © AB VOLVO PENTA
Seawater Filter, Check and Cleaning
WARNING!
Risk of water entry. Close the seawater cocks before
doing any work on the seawater system.
If the water where the boat is used contains contami-
nants, seaweed, etc. the filter should be checked more
frequently than stated in the maintenance schedule.
Otherwise there is a risk that the filter may be blocked
resulting engine overheating.
1 Close the sea cock.
2 Unscrew the cover (1) and remove the sealing plate
(2).
3 Lift out the insert (3) and clean it.
4 Replace parts as illustrated.
5 Open the sea cock and check for leaks.
Vacuum Valve, Cleaning
Certain configurations have a vacuum valve installed
in the raw water system.
WARNING!
Risk of water entry. Close the seawater cocks before
doing any work on the seawater system.
1 Close the sea cock.
2 Remove the valve. Unscrew the hexagonal cover
(1).
3 The cover contains a membrane (2) and a gasket
(3). Clean all components.
4 Turn the cover upside down. First insert the mem-
brane and then the gasket.
5 Turn the valve housing upside down as well. Screw
on the hexagonal cover to around 2 Nm. If the cover
is screwed on too tightly the valve may stop work-
ing.
Maintenance
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