GB
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11. Troubleshooting guide
Faults
Possible cause
Remedy
Pump fails
to prime
The intake line has a leak or
is damaged
Check the following points for leaks:
- Intake line
- Water
fi
lling screw / water drain screw / ventilation
screw / coarse
fi
lter cap
- Connection points of the intake line
Priming takes a very long
time
- Check the intake height
- Priming can take up to 5 minutes
- Always position the intake line so that it rises / is
horizontal
Clogging in the intake line
Check and clean the following points:
- Intake line
- Priming area
- Intake cage (incl. non-return valve)
- Coarse
fi
lter (incl. non-return valve)
Fit the following to protect the pump:
- Intake cage
- Coarse
fi
lter
Pump housing with no pum-
ped medium.
Fill the pump housing with pumped medium.
Intake cage not in water.
Dip the intake cage into water. Make sure that the
immersion depth / quantity of water is su
ffi
cient for
the level not to drop below the intake cage when
water is drawn o
ff
.
Air cannot escape
- Open the corresponding shut-o
ff
devices (spray
nozzles, valves etc.) in the discharge line. Begin
with the shut-o
ff
devices closest to the pump.
- When the pump is being
fi
lled, open the ventila-
tion screw so that air can escape from the pump
housing.
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10.01.2022 09:16:32