Problem Possible Cause Remedy
Pump runs, but the suction
action doesn’t take place
Air cannot escape, since delivery
side is closed or remaining water
is in the pressure hose.
v Open shut-off valves (e. g. nozzle) in
the delivery line, empty the delivery
hose or disconnect it from the pump
during priming.
The waiting time wasn’t observed. v Switch on the pump and wait up
to 5 min.
Suction filter or backflow preventer
in the suction hose clogged.
v Clean the filter or the back flow
preventer.
Too high suction height. v Reduce suction height.
In case of any other difficulties concerning the suction action, use GARDENA
Suction Hoses with Backflow Preventer (see point 7. ACCESSORIES) and fill
in the liquid to be pumped over the filler cap
7
before operation.
Pump motor runs,
but delivery capacity
or pressure suddenly
decreases
Suction filter at the suction
hose is sucked free.
v Reduce flow rate on the delivery side
with a control valve, e.g. GARDENA
Art. (2)977.
Suction filter or backflow preventer
clogged.
v Clean filter or back-flow preventer.
Leaks at suction side. v Eliminate leak.
Impeller blocked. v Release impeller.
Pump motor doesn’t start
or suddenly stops
No power. v Check fuses and electric
connections.
Circuit breaker has switched off the
motor due to overheating / overload.
v Ensure sufficient cooling / ventilation
and clean the impeller chamber.
Electric failure. v Send the pump to one of our
GARDENA Service Centres.
5000/5; 6000/6 inox:
Pump delivers and
LED flashes orange
The flow sensor is dirty. v Clean the flow sensor.
5000/5; 6000/6 inox:
Pump switches off and
the LED shines red
No supply of fluid to be pumped
for approx. 5 minutes / leakage on
the suction side.
v Establish supply of fluid to be
pumped / check suction line and
re-start pump.
The pump ran for approx. 5 minutes
against the closed delivery side.
v Open the delivery side and re-start
pump.
NOTE: For any other malfunctions please contact the GARDENA service department.
Repairs must only be done by GARDENA service departments or specialist dealers approved
by GARDENA.
7. ACCESSORIES
GARDENA Suction Hoses Kink-proof and vacuum-proof, optionally available by the metre Art. 1720/1721
(19 mm (3/4")- / 25 mm (1")) without connecting fittings or in fixed length
Art. 1411/1418 complete with connecting fittings.
GARDENA Suction Hose
Fitting
For connection on the suction side. Art. 1723 / 1724
GARDENA Pump Connection Set For connection on the delivery side. Art. 1750 / 1752
GARDENA Suction Filter with
backflow preventer
To equip suction hoses with backflow preventer
sold by the metre.
Art. 1726 / 1727 / 1728
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