Fiddled with the actuator for micro switch now all appears ok. probably was making cold but as warmed up was not making full contact?? Many thanks for steering me in right direction.
Hi.
Seem to have a problem with central heating (heating). Turn on heating and all is ok until I adjust room stat, if it turns off heating and then I turn it up again it will not call for heating on boiler. Valve is opening and if I turn on the hot water the radiators start to heat up, but turn...