Zehnder Rittling ComfoAir 350 Basic Series, Руководство по установке

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EN - 18
A5
Malfunction in
the bypass
Remove the handles
from the ComfoAir.
Remove the filters from
the ComfoAir.
Release the front panel
by unscrewing
the screws.
Slide the front panel
upwards and remove
the front panel from
the ComfoAir.
Release the cover panel
by unscrewing
the screws
Remove the small
plastic panel in front
of the control circuit
board by unscrewing
the two screws.
Activate the self-test.
(P76 on 1)
Remove the cover
panel.
Did the
bypass motor
run
Yes
Disconnect the
power from
the ComfoAir.
Replace the
control circuit
board.
Remove the
motor
Disconnect the
power from
the ComfoAir.
Is the cog of
the motor
defective?
Yes No
Replace the cog
of the motor
Replace the
motor
Was there
8 VDC power
present on the
motor?
Yes
Disconnect the
power from
the ComfoAir.
Replace the
motor
No
No
Risk of electrocution.