36
Find out about any possible troubleshooting measures
at the control unit of your heat generator and notify
your heating contractor.
Heat generator operating instructions
Restarting the Vitotrol 300-E
Power supply via plug-in power supply unit
1. Remove the plug-in power supply unit of the
Vitotrol 300-E from the socket.
2. Reinsert the plug-in power supply unit of the
Vitotrol 300-E into the socket.
Power supply via plug-in power supply unit for flush mounting
1. Remove the Vitotrol 300-E from the mounting
base: See page 15.
2. Reinsert the Vitotrol 300-E back into the mounting
base: See page 18.
What to do if...
Cause of fault could not be found (cont.)
5839615
Diagnosis
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