I have a combi boiler have had British Gas out they have replaced Pump PCB board and diverted unit
I am still having problems the water goes hot then cold and sometimes the radiators do not come on at all can anyone help
if it's a combo 80 or 105 e/eco/instant then it may be the sensors. best to change bothe at the same time on this boiler as they work together to monitor the temperatures.
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