Viessmann VITOCAL 300 Installation And Service Instructions Manual page 34
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Also See for VITOCAL 300:
- Datasheet (27 pages) ,
- Operating instructions for the system user (42 pages) ,
- Operating instructions manual (46 pages)
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Installation sequence
Three-way diverter valve, heating/DHW
Connection
A Terminal strip, heat pump
B Three-way diverter valve
34
(cont.)
with spring-loaded return:
N Neutral conductor
? Earth conductor
32 Control signal "OPEN"|
without spring-loaded return:
N Neutral conductor
? Earth conductor
32 Control signal "OPEN"|
33 Control signal "CLOSE"~
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Troubleshooting
