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  1. C

    Boiler won't fire up

    Yes had Eng look he decided it was gas valve, which has been replaced (twice)but still won't fire up so now he does not know what to try! WE have gas, we have power to gas valve( right way round) but when thermstat switches on pump and water flows boiler does no fire up. ? Given that it is...
  2. C

    Boiler won't fire up

    Gas eng was trying to get to fire and he serviced it so assume( dangerous I know) that he did turn knob as well as holding down button to light pilot
  3. C

    Boiler won't fire up

    Yes they appear to work as the always have opening and closing depending on if CH or water or both required Electrian also checked for power at the gas value which there was, does the power open the gas valve?
  4. C

    Boiler won't fire up

    one theromostat and a control box by Honeywell about same age as boiler(old) for C Heating/water which operates two motorised valves and the pump all of which work. there is what looks like a flow sensor on one of the pipes that goes back to the contol box, but all looks pretty standard stuff
  5. C

    Boiler won't fire up

    I have an old potterton floor standing Kingfisher CF50 CAT 1 N been working fine get it serviced etc. now won't fire up piolt light burns electriain checked contols and says power is geting to gas valve, gas valve has been replaced ( by gas Eng)but still will not fire up. I have been told it is...
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