Installation Guide

Table Of Contents
15
Connect appliance
Notes
With operation in extraction air mode , a back-
pressure flap should be installed. If no back-
pressure flap is included with the appliance, it can
be ordered from a specialist retailer.
If the exhaust air is conveyed through the outer wall,
a telescopic wall box should be used.
If an aluminum pipe is used, smooth the connection
area beforehand.
Establishing the connection for the exhaust air
1 Recirculation mode units with internal remote fan
unit AR 400 743:
Attach the exhaust air pipe directly
to the fan motor's air pipe connector (A).
2
Extraction mode units with internal remote fan unit
AR 400 743:
Attach the exhaust air pipe directly to
the fan motor's air pipe connector (A).
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