Troubleshooting - Kärcher BPE 4000/45 AUTO CONTROL Bedienungsanleitung

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
Pump runs but does
not transport
Pump does not run or
suddenly comes to a
standstill during oper-
ations
Pump stops, all lights
blink

Troubleshooting

Cause
Air in the pump
Suction pipe blocked
Pre-filter is dirty
Power supply interrupt-
ed
Motor protection fuse
switched off the motor
because of overheating
Failure on the suction
side, pressure cannot
build up
Dry run fuse shut off
the appliance due to
lack of water flow.
Flow meter is jammed
or missing.
EN
Remedy
see chapter "Preparation" Diag. A and B
and the chapter "Operation"
Pull out the mains plug and clean the suc-
tion pipe
Remove the prefilter and the backflow
valve and clean them under flowing water,
rinse any dirt residues from the fill neck by
opening the discharge opening.
Check fuses and electrical connections
Pull out the mains plug, let the pump cool
down, clean the suction area, prevent dry
running
Remove the prefilter and the backflow
valve and clean them under flowing water,
rinse any dirt residues from the fill neck by
opening the discharge opening.
Check connections on the suction side for
leakage.
Restart the pump by continuously press-
ing the - button.
Fill the water reservoir and switch on the
pump again.
Check installation and correct orientation.
Clean flow meter.
Restart the pump by continuously press-
ing the - button.
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