my combi boiler will not start so i changed the air swithch, and the pcb, and the diaphram but to no avail. i have checked the fan and it spins but there is not power to it or from the wires from the pcb to the fan . any ideas anyone its prob some more simple that i dont no
No power at flue fan ?
- Thread starter bigandy658
- Start date
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Have you checked you have power coming into the boiler and the controls are calling for heat etc..Make and model of boiler may help.
wht not cjange the pump , diverter and heat exchanger as well
whats the boiler
the boiler is a potterton performa 24. There is power at the boiler as when i turn it on the pump is running but the fan does not come in.
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how do i check its calling for heat please
it has not got one but i am pulling my hair out now with it not working
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