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INSTALLATION
Maintenance
26
�04
�1
5�
004
5
f
f
Extract the fan unit from the appliance.
26
�0
4�
15
�0
02
0
f
f
Place the fan unit on a flat surface with the pressure hoses
facing up.
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f
Pull the red and blue pressure hose (without a black mark)
out of the pressure tubes inside the fan unit. Ensure that no
dirt drops into the pressure tubes.
f
f
Rotate the foam part so that the pressure hoses are pointing
down.
26
�0
4�
15
�0
02
2
f
f
Carefully remove the top EPS insulation semi-shell so that
both fans are accessible. Ensure that the fans remain in the
lower EPS insulation semi-shell.
26
�0
4�
15
�0
02
1
f
f
Clean the fans with a soft brush. Never displace the pressure
compensation weights.
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f
Replace the top EPS insulation semi-shell over the fans.
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f
Reconnect the pressure hoses to the pressure tubes. Ensure
that no dirt drops into the pressure tubes.
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f
Reinstall the complete fan unit in the appliance.
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f
Reconnect the pressure hoses and fan cables to the PCB.
Ensure that the pressure hoses are positioned correctly on
the marking labels on the pressure sensors. Observe the
label in the appliance for correctly positioning the plug-in
connections.
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f
Fit the display cover.
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f
Reconnect the previously disconnected plugs at the back of
the display cover.
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f
Slide the heat exchanger back into the appliance.
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f
Fit the front cover.
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f
Insert the filters, respectively with their clean sides facing
towards the heat exchanger.
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f
Close the filter door.
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f
Switch on the power supply.
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f
Switch on the appliance using the user interface by holding
down minus for 5 seconds.
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f
After cleaning the filter or installing a new filter, reset the fil-
ter status indicator by holding down R for 5 seconds.
Cleaning the air ducts
Air ducts should be checked and possibly cleaned at regular in-
tervals. Releasing the air ducts from the appliance or over the
extract air and supply air valves enables inspection and cleaning.
