error code E168
All I can get from web search is self diagnostic mode and change PCB
can reset runs for a while 30mins?
enough to warnm radiators
DHW always ok
Is this usually/always PCB
how cheap can I get one if so
Looks a doddle to fit
Regards
Tony
In message , TMC writes
I'm not sure whether we have a test set for this or not yet
give us a ring
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