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  1. V

    help with heating/water

    hi, just replaced potterton pcb with new after following fault finding, boiler not firing etc.. fired up first time when switched on and a few times after buts its stopped responding, even when resetting could there be any other components causing the failure!! thanks alot :wink:
  2. V

    potterton pcb

    hi everyone, just replaced a pcb on a suprima 50 cause it wasnt responding at all. it fired up straight away and was ok for the day. then it started not responding when i wanted heating or water on. it comes on when i reset it but fails to work with the programmer, also the pump runs constantly...
  3. V

    PUMP RUNNING ALL THE TIME

    HI IVE GOT A SUPREMA 50 CONVTL SYSTEM & ITS BEEN LOCKING OUT. IVE READ MESSAGES & TOOK THE PCB OFF & NOTICED CRACKS ROUND THE JOINTS SO IM GOING TO RE-SOLDER THEM. BUT IM JUST WONDERING WHY WOULD THE PUMP BE CONTINUALLY RUNNING WHEN THE HEATING/WATER IS NOT ON. (THIS WAS BEFORE I TOOK THE PCB...
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