Viessmann OpenTherm User Manual

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1. Confirm "LANGUAGE" with OK.
2. +/- for the required language
3. OK to confirm
Changing the default display
1. Confirm "DISPLAY" with OK. 2. +/- for the required display version
Setting Display version
1
08:26
°
C
21 3
2
c
°
21.3
12:00
3
ROOM TEMP
08:26
21.3
°
c
3. OK to confirm
Further adjustments
Setting the language
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Viessmann OpenTherm Specifications

General

Brand	Viessmann
Model	OpenTherm
Category	Temperature Controller
Language	English