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15
GB
Flushing the pump:
Cleaning the suction
base and feed impeller:
The pump remains in constant operation because the float switch
is bypassed.
1. Push the float switch
5
onto the float switch lock
3
with the
cable downward.
2. Stand the pump on a firm surface
– or –
use a rope attached through the bore hole in the carrying
handle
2
to immerse the pump in a well or shaft.
3. Plug the power cable
1
into a mains socket.
The residual water height is only reached during manual opera-
tion since the float switch turns off the pump during automatic
operation before this water level is reached.
5. Cleaning
The pumps are virtually maintenance-free.
After having pumped chlorinated swimming pool water or other liq-
uids leaving residues, the pump should be rinsed with clear water.
Warning! Electric shock!
A Risk of injury due to electric shock.
V Disconnect the pump from the mains before clean-
ing the suction base and feed impeller.
1. Unscrew the 6 Phillips screws
8
(model 6500 SP: 4 Phillips
screws) and pull the suction base
6
off the pump.
2. Clean the suction base
6
and the feed impeller
9
.
3. Reinstall the suction base
6
and screw in the Phillips screws
8
.
For safety reasons a damaged feed impeller
9
can only be
exchanged by the GARDENA Service Centre.
6. Trouble-Shooting
Problem Probable cause Remedy
Pump is running, Air cannot escape, since v Open pressure line
but doesn’t deliver. pressure line is closed. (e.g. kinked pressure pipe).
Air locks in the suction base. v Wait for max. 3 minutes
until the pump deaerates
automatically over the vent
valve. If necessary, switch
off and start it again.
Feed impeller clogged. v Disconnect plug and clean
feed impeller (see 5. Clean-
ing).
When starting the pump, v Submerge pump deeper.
water height falls below the
min. water level.
Manual operation:
9
6
8
1 2
3
5