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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 lling screw / water drain screw / ventilation
screw / coarse 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 lter (incl. non-return valve)
Fit the following to protect the pump:
- Intake cage
- Coarse 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 suffi cient for
the level not to drop below the intake cage when
water is drawn off .
Air cannot escape - Open the corresponding shut-off devices (spray
nozzles, valves etc.) in the discharge line. Begin
with the shut-off devices closest to the pump.
- When the pump is being lled, open the ventila-
tion screw so that air can escape from the pump
housing.
Anl_AQUINNA_18_30_F_LED_SPK13.indb 24 13.10.2022 14:52:17
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