Troubleshooting - Kärcher CV 30/1 Manuel D'utilisation Original

Cleaning the brush roller
 Dismount the brush cover if necessary:
Turn the turn-lock fasteners by 90° and
remove the brush cover.
 Cut hair and threads that have got
wound on the brush roller using a pair of
scissors or just remove them.
Replacing the filter bag
 Unlock and remove the filter cover.
Illustration
 Turn the locking mechanism of the filter
bag towards the right. Close, remove,
and dispose of the filter bag.
Illustration
 Insert a new filter bag and turn the lock-
ing mechanism of the filter bag towards
the left.
 Insert and lock filter cover.
Replace exhaust filter
 Unlock and remove the filter cover.
 Push the locking mechanism of the filter
casing upwards and remove the filter
casing.
 Remove the exhaust filter from the filter
housing.
 Insert new exhaust filter into filter hous-
ing.
 Insert and click the filter housing into its
place.
 Insert and lock filter cover.
Replace motor protection filter
 Unlock and remove the filter cover.
 Push the locking mechanism of the mo-
tor protection filter upwards. Remove
and dispose of the motor protection fil-
ter.
 Install and lock the new motor protec-
tion filter.
 Insert and lock filter cover.
Replacing the brush roller
 Dismount the side part by means of a
coin.
 Pull out the brush roller and dispose of.
 Insert a new brush roller.
 Reinstall side part.
12

Troubleshooting

DANGER
First pull out the plug from the mains before
carrying out any tasks on the machine.
Remove blockings
Suction pipe/suction hose
Illustration
Suction hose on the brush head
Illustration
Brush roller/brush head
Illustration
Note: If necessary, dismount brush cover
(refer to "Cleaning of the brush roller").
Motor does not run
– No electrical voltage.
 Check the receptacle and the fuse of
the power supply.
 Check the power cable and the power
plug of the device.
– Thermostat switched off the motor be-
cause of overheating
 Replace blocked filters or remove
blockages from the suction hose.
The unit is operational again after it has
cooled down.
Rattling noise when switched off
Note: The brush roller is equipped with a
slip clutch that disengages when oversized
or blocking objects are sucked in.
Note: The clutch is re-engaged after the
unit is switched off. This produces a loud
rattling sound.
 Check the brush roller for obstructing
objects and remove them if necessary.
The noise can not be heard when the unit is
switched back on.
Unsatisfying suction result
 Check the brush roller for obstructing
objects and remove them if necessary.
 Remove obstructions from brush head,
suction pipe and suction hose.
 Replace the filter bag.
 Replace exhaust air filter or motor pro-
tection filter.
– 3
EN