Karcher BP 1 Barrel Set - Manual (Page 19)

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Troubleshooting
ṇ Caution
To avoid risks, all repairs and replacement of spare parts may only
be carried out by authorized 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 Plug in/ pull out the mains plug of
the pump a few times till the fluid
gets sucked
Suction area blocked Pull out the mains plug and clean
the suction area
(only in manual mode) Wa-
ter level below the mini-
mum water level Where possible, immerse the
pump deeper into the liquid or pro-
ceed according to the instructions
in the chapter describing the prep-
arations necessary for automatic
operation
Pressure hose is blocked Pull out the mains plug and clean
the pressure hose
Locking tap is closed (ar-
row horizontal). Open the locking tap (arrow vertical).
Pump does not
run or suddenly
comes to a
standstill during
operations Power supply interrupted Check fuses and electrical connections
Thermal protection switch
in the motor has switched
off the pump as it was over-
heated. Pull out the mains plug, let the
pump cool down, clean the suction
area, prevent dry running
Dirt particles have got jammed
into the suction area Pull out the mains plug and clean
the suction area
Pump operation stopped by
sensor Check position of level sensor
Pumping ca-
pacity is reduc-
ing Suction area blocked Pull out the mains plug and clean
the suction area
Pumping ca-
pacity too low The pumping capacity de-
pends on the flow height,
hose diameter and hose
length. Keep max. flow height, see techni-
cal data. If necessary, select a dif-
ferent hose diameter or hose
length.
Our Kärcher branch will be pleased to help you further in the case of questions or
faults. See address on the reverse.
19 EN