Inserting The Boiler Coding Card - Viessmann Vitotronic 100 GC1 Installation And Service Instructions Manual

Digital boiler control unit outdoor-reset logic digital cascade control, for installation in custom control panel
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Installation – Vitotronic 100, GC1

Inserting the boiler coding card

Only use the boiler coding card included with the boiler.
Boiler
Vitocrossal 300, type CT3
Vitorond 200
Insert the boiler coding card through
the cut-out in the cover into slot X7.
30
Coding card
Part no.
1040
7820 144
1020
7820 142

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