Relay Test - Viessmann Vitodens 200 Service Manual
4.5 to 35.0/4 to 32 kw wall-mounted gas-fired condensing boiler with integral boiler control unit natural gas and lpg version
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Also See for Vitodens 200:
- Technical manual (180 pages) ,
- Installation instructions manual (148 pages) ,
- Service manual (132 pages)
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Repairs
Relay test
³
³
³
³
³
Display
*1
Only with mixer extension kit, part no. 7450 058.
*2
Only with the connection extension, part no. 7404 582.
46
D
Please note:
C
Relays which have not been
B C C B
mentioned are not relevant.
A
The burner stays off during the relay
A
test, if there is no heat demand.
A
Meaning
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