35
INSTALLATION & SERVICE MANUAL FOR PROFESSIONALS
Installation: Mounting the device
en
The unit is equipped with a blanked-o drain. Connect the drain hose to the correct conden-
sate outlet at the bottom of the unit.
Step Action Illustration
1 Check the ventilation system's
mode (A/B) on the main PCB.
(see also “Accessing the main PCB”
on page 25)
AB
2 Make sure that the plug is tted in
the unused condensate outlet.
Note: Otherwise, condensation
water cannot be drained from the
unit and this will result in an in-
advisable accumulation of water
in the unit with the risk of water
entering the house!
Mode B Mode A
Drain outlet in use (open)
The CLOSED
drain outlet (plug
must be tted)
3 Connect the drain hose to the
drain outlet in use and secure
the connection with the supplied
hose clamp.
Note: Never use a metal clamp,
which you have to tighten with a
screwdriver.
4 The drain hose must be tted
with one of the illustrated siphons
of min. 100mm.
Drain/condensate
drain
!
!
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