Viessmann VBC135-A60.2 Serie Instrucciones De Montaje página 14

GB
Installation
3. Replace the control unit.
Installation on Vitocrossal, type CIB
Removing the front panel
2.
1.
1. Tip the front panel forward slightly
at the top.
2. Undo the locking screws until the
front panel can be removed.
14
(cont.)
3.
Note
Do not continue to use the coding
card of the old control unit. The
coding card is already plugged into
the new control unit at the factory.