What To Do If - Becker VarioControl VC420-II Notice De Montage Et D'utilisation

Assembly and Operating Instructions
Problem
Drive is not functioning.
Blind or shutter moves in
the wrong direction.
The VC420II does not
execute manual control
commands.
The VC420II does not
execute automatic con-
trol commands.
34
What to do if...?
Cause
Faulty connection.
Faulty connection.
1. Transmitter is not
programmed in the
VC420-II.
2. External push button
unit is connected the
wrong way.
1. Transmitter is not
programmed in the
VC420-II.
2. Sliding switch is set
to manual mode.
Remedy
Check connection.
Exchange s and t
wires in the power sup-
ply unit.
1. Programme transmit-
ter.
2. Connect the push
button unit correctly.
1. Programme transmit-
ter.
2. Set the sliding switch
on the transmitter to
automatic mode.