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11
Troubleshooting
몇
Caution
To avoid risks, all repairs and replacement of spare parts may only be carried out by au-
thorized customer service personnel.
First pull out the plug from the mains before carrying out any tasks on the machine.
Fault
Cause
Remedy
Pump runs but
does not trans-
port
Air in the pump
see chapter "Preparation" fig. A and B
and and chapter "Operations" fig. C
Suction pipe blocked
Pull out the mains plug and clean the
suction pipe
Pre-filter is dirty
Remove the prefilter and clean it under
flowing water, rinse any dirt residue in
the fill neck via the hose line connec-
tions.
Pump does not
run or suddenly
comes to a
standstill during
operations
Power supply interrupted
Check fuses and electrical connec-
tions
Thermal protection switch in
the motor has switched off
the pump as it was overheat-
ed.
Pull out the mains plug, let the pump
cool down; check whether ventilation
slots on the casing are clear prior to re-
starting operation. If the problem re-
curs, have the pump repaired.
The pump overheat protec-
tion switched off the pump
due to extended interruption
in water supply.
Pull the mains plug, let the pump cool
off. This can take some time. After
that, restart the pump.
Pump transports
is reducing or
transported
quantity is too
low
Suction pipe blocked
Pull out the mains plug and clean the
suction pipe
Pre-filter is dirty
Remove the prefilter and clean it under
flowing water, rinse any dirt residue in the
fill neck via the hose line connections.
Suction side is leaky
Check the entire suction side for leaks
The quantity transported by
the pump depends on the
transport height and the con-
nected periphery
Observe the maximum delivery height
(see technical data). If necessary, use
a larger hose diameter or a shorter
hose.
Our Kärcher branch will be pleased to help you further in the case of questions or faults.
See address on the reverse.
20
English
