EN
23
TROUBLESHOOTING
Symptom
Possible cause
Proposed action
The pump will
not run
Seized or blocked shaft
Pull out the plug, dismantle the pump
housing and clean the inside. Check that the
pump shaft rotates freely. Refit the pump.
No power supply
Check that the plug is correctly plugged in
and that the power point is supplied with
voltage.
The pump runs,
but delivers no
fuel.
The pump sucks in air through
leakage in the inlet hose.
Check that the inlet hose fits tightly to the
pump. Check that the end of the hose is
fully inserted into the fuel and that it is not
creased or clenched. Check that the filter is
clean and not clogged up.
Note that the pump has a maximum suction
height of 4 m.
Pockets of air in the pump.
Undo the vent screw while the pump is
running the valve and let the air out.
The pump is
working, but
the flow meter
gives an incorrect
reading, or no
reading at all
Impurities in the flow meter
chamber
Pull out the plug. Dismantle, with the help
of the exploded view of the flow meter, the
front plate and fixture. Open the chamber
and carefully clean the rotor disc. Refit.
