My boiler won't fire up. I have tested everything, fan, pump etc and all seems o.k.
I wired the pump to a separate supply and the boiler fires up and appears to work fine. I think there's possibly a fault in the control thermostat switch.
Anyone any ideas before I buy one?
I wired the pump to a separate supply and the boiler fires up and appears to work fine. I think there's possibly a fault in the control thermostat switch.
Anyone any ideas before I buy one?