Servicing and cleaning
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Service procedures
Check valve plates of the priming pump
1 Valve cover
2 Valve plate
3Gap
To guarantee the full function of the priming pump, the valve plates must be
checked for contamination and damage and replaced, if required, in the
event of reduced performance.
To do so it is necessary to dismantle the priming pump.
Remove valve cover
The removal of the valve cover has is be done on both sides.
► Loosen the nuts of the valve cover and remove valve cover left and
right.
Check valve plates
► Check inlet valve plates for dirt and damages.
► Check outlet valve plates for dirt and damage.
Mounting the valve cover
Installation of the valve cover is to be done on both sides.
► Mount inlet and outlet valve plates together with the valve cover.
► Install both valve covers, left and right.
► Secure screws with Loctite 542.
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