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I have a Glow worm micro which is 4 years old. It fires up and works fine for a while and then the burner light goes out but the pump/fan inside continues. I have to turn the boiler off/on using the control knob on the boiler a few times until the burner light comes on again. Once again it works...

I have a Glow worm boiler and hot water tank. When I turn on the Hot water and Heating both Actuators switch to 'B' but the pipes either side of the actuators do not always heat up. I have to switch everything off at the timer and turn the Hot water on first, when the pipe starts to get warm I...

My boiler keeps losing all power this happens about once a month. The circuit board seems to be shorting out and when I move it the lights come back on and the boiler works fine. I want to replace this circuit board and the number on it is 21/18887. Do you think this will solve the problem...