Viessmann VITOTRONIC 200 Service Instructions Manual page 33

Vitotronic 200 type wo1a heat pump control unit
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Messages
Fault display on the heat pump control unit
Programming unit on top of appliance
B
A
D
C
A Button to change the end-stop posi-
tion
B Top part of control unit with integral
programming unit
i
(
C ON indicator (green)
D Fault indicator (red)
Troubleshooting
33

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Vitotronic 200 wo1a

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