Problem
Possible Cause
Remedy
Pump runs, but the suction
action doesn’t take place
Leaky screw fitting
6
at the filler
cap
7
.
v
Check seal (replace if neces-
sary) and tighten connection
securely (do not use pliers).
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 prevent-
er 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
“8. Available 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. no. (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.
For any other malfunctions please contact the GARDENA service department.
Repairs must only be carried out by GARDENA service departments or specialist
dealers authorised by GARDENA.
20
GB
