Troubleshooting; Faults Without Display - Kärcher BR 45/40 Service Manual

11 Troubleshooting

11.1 Faults without display

Fault
Appliance cannot be started
Appliance will not drive (W Bp
Pack only)
No or insufficient water supply
Insufficient vacuum perform-
ance
Insufficient cleaning result
Detergent is not getting mixed
in
104
English 5.906-269.0 Rev. 00 (03/11)
Remedial action
Check if the mains plug is connected (Ep only).
–
The appliance is in standby mode.
–
Set the programme selector switch to position "1" (drive / OFF) and
then to the desired programme (Bp only).
Connect / check / charge batteries (Bp only).
–
Check battery charger (Bp only).
–
Check / replace fuse (F1) (Bp only).
–
Check / replace programme selector switch.
–
Check /replace the appliance switch with motor protection switch (Ep
–
only)
Check/replace the circuit board (A1).
–
Check if the charger is connected / unplug (Bp only).
–
Check / replace the charger (Bp only).
–
Check if the charger is connected / unplug.
–
Check/replace the fuse.
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Check / replace programme selector switch.
–
Check/replace the circuit board (A1).
–
Check/replace drive motor.
–
Check / fill up fresh water reservoir.
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Check / clean the water supply.
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Check / clean / replace the solenoid valve for the water supply.
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Clean / check / replace the seal between wastewater reservoir and
–
cover and check for tightness.
Check / replace the float.
–
Check / clean the lint trap.
–
Check / clean / replace the vacuum lips on the suction bar.
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Check if the suction hose is chocked / remove obstruction if required
–
Check whether the cover on the wastewater drain hose is closed.
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Check the setting of the vacuum bar.
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Check/replace the suction turbine.
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Drive in the running gear.
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Check / clean / replace the brushes for wear and tear and contamina-
–
tion.
Check / fill up fresh water reservoir.
–
Check / clean the water supply.
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Check / clean / replace the solenoid valve for the water supply.
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Check the content of the cleaning agent container
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Check / replace switch for detergent.
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Check / replace the detergent pump.
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Check the detergent hose.
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Increase the water volume.
–