Kärcher AF 20, Manual

Page: 11 / 124

English 11
1. Switch off the device, and disconnect the power
supply unit from the socket and device.
Illustration J
2. Turn the device over, and turn the filter cover lock 90
degrees clockwise.
Illustration B
3. Remove the filter cover.
Illustration C
4. Remove the filters.
Illustration D
5. Unpack the new filters.
Illustration E
6. Insert the unpacked filters. Ensure that the draw
shackles are visible and point inwards.
Illustration F
7. Put on the filter cover and turn the lock 90 degrees
anticlockwise. Turn the device over with the display
facing upwards.
Illustration G
8. Connect the power supply unit to the device and
socket.
9. Switch the device on.
a To reset the filter (Reset), press the symbol
for 3 seconds.
Illustration K
Troubleshooting guide
Malfunctions often have simple causes that you can remedy yourself using the following overview.
When in doubt, or in the case of malfunctions not mentioned here, please contact your authorised Customer Service.
Fault Cause Rectification
The device cannot be
switched on
No electrical voltage present

Check the socket and the power supply
fuse.

Insert the plug of the power supply unit into
another socket.
Power supply unit defective

Contact Customer Service to replace the
power supply unit.
Device defective

Contact Customer Service.
Filter cover not inserted correctly

Insert the filter cover correctly, making sure
that the filters are seated correctly.
Airflow is reduced Filter clogged

Changing the filter, see chapter
Replacing
the filter
.
Filter not unpacked

Unpacking the filter, see chapter
Inserting
the filter
.
Fan level too low

Increasing the fan level, see chapter
Set-
ting the fan level
.
Air outlet is blocked

Remove foreign bodies.
Odour elimination inef-
fective
Poor ambient air quality

Open windows to improve ventilation.
Filter used up or used too long

Replace the filter.
Fan level too low

Increasing the fan level, see chapter
Set-
ting the fan level
.
Poor air quality Fan level too low

Increasing the fan level, see chapter
Set-
ting the fan level
.
Draught

Close the windows and doors while the de-
vice is working.
Room size clearly above 20 m²

Observe the maximum room size.
Air slots on the device blocked

Keep the required distances from the de-
vice.

Do not place anything on the device.
Filter not unpacked

Unpacking the filter, see chapter
Inserting
the filter
.
Filter clogged or contaminated.

Changing the filter, see chapter
Replacing
the filter
.