Troubleshooting - Kärcher BRC 30 C Instruction Manual

Every 25 operating hours
 Check hoses and seals to see if there
are damages. Have defective parts re-
placed by Customer Service.
 Check the brushes for wear, replace if
required.
The brushes are considered worn, if the
bristles have the same length as the
yellow indicator bristles.
Maintenance Works
Replace the nozzle
 Empty the fresh water tank and waste
water reservoir.
 Tilt the appliance backward and store it
on the pushing handle.
 Unscrew and remove the left and right
screws on the cleaning head.
 Remove the cleaning head.
1
2
3
1 Nozzle
2 Fastening clip
3 Hose clip
 Pull the fastener clip off to the side.
 Pull the nozzle backwards out of the
support plate.
 Open the hose clip and pull the nozzle
off the hose.
 Insert the new nozzle into the hose.
 Assemble it back in the reverse se-
quence.
Note
When inserting the nozzle into the support
plate, watch for the correct alignement of
the nozzle.
14
Exchanging the brush
 Empty the fresh water tank and waste
water reservoir.
 Tilt the appliance backward and store it
on the pushing handle.
 Unscrew and remove the left and right
screws on the cleaning head.
 Remove the cleaning head.
2
1
1 Brush roller
2 Brush storage screws
3 Toothed belt cover
4 Motor attachment nuts
 Loosen the screw on the toothed belt
cover screw and remove the cover.
 Unscrew the nuts on the motor attach-
ment and slide the motor to the brush.
 Remove the toothed belt.
 Loosen the threaded pin of the toothed
gear pulley on the brush and remove
the toothed gear belt.
 Unscrew the screws of the brush bear-
ings and pull the bearings from the
brush shaft.
 Lift the drive end of the brush roller out
of the housing and pull the opposite
side out of the bearing.
 Install the new brush in reverse order.

Troubleshooting

Danger
Danger of injury by electric shock.
First pull out the plug from the mains before
carrying out any tasks on the machine.
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EN
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