hi everyone please help have tried to remove air out of mum s radiators remember black monster sludge , done this flushed out rads.now when i put gas potterton boiler on it cuts out before i want it to could the hot weather fool the thermostat in her hall into thinking its up to temperature ps pump making creaking noise too please help you guy s and girls steve. so now cannot tell if rads are working has won t stop on longer enough
