Gardena 8500 aquasensor - Maintenance

16
GB
Flushing the Pump:
Clean sensors:
Cleaning the suction
base and impeller:
6. Maintenance
The pumps are virtually maintenance-free.
After having pumped chlorinated swimming pool water or other
liquids leaving residues, the pump should be rinsed with clear
water.
The sensors will only work reliably if they are cleaned regu-
larly (at least every 2 months)!
v Clean the sensors
3
/
4
and contact
7
regularly with a dry
cloth (do not use hard or sharp objects).
DANGER! Electric shock!
A
Risk of injury due to electric shock.
V Disconnect the pump from the mains before
cleaning the suction base and impeller.
1. Unscrew the 6 Phillips screws
9
and pull the suction base
0
off the pump.
2. Clean suction base
0
and impeller
A
.
3. Reinstall the suction base
0
and screw in the Phillips screws
9
.
For safety reasons a damaged impeller
A
can only be ex-
changed by the GARDENA Service Centre.
7. Troubleshooting
Problem Probable cause Remedy
Pump is running, Air cannot escape. v Open pressure line.
but doesn’t deliver
v Remove the non-return valve.
Non-return valve inserted v Insert the non-return valve
wrongly. with the word UP on top.
Air locks in the suction base. v Wait for max. 60 seconds
until the pump deaerates
automatically over the vent
valve. If necessary, switch
off and start it again.
Impeller clogged. v Disconnect plug and clean
impeller (see 6. Maintenance).
9
A
0
9
4
7
3