Closing The Control Unit Casing - Viessmann VITODENS 222-F Installation And Service Instructions Manual

Gas condensing storage combi boiler
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Installation sequence

Closing the control unit casing

1.
6.
Close control unit casing and insert pro-
gramming unit, packed separately.
20
2.
5.
4.
2x
3.
Note
The programming unit can also be used
in a wall mounting base (accessory) near
the boiler.

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