The boiler works fine on c/h but when demands h/w the water runs warm for a few seconds then goes cold and shuts down. Could it be the diverter actuator the flow switch or something else.
Vokera compact combi
- Thread starter gasman312
- Start date
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no diveter on this boiler more likely dhw thermistor
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get an RGI to check max/min burner pressure also
as bellairaphone says try thermistors first
as bellairaphone says try thermistors first
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