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  1. Gas74

    What classification for this?

    I D
  2. Gas74

    Stat wiring advice on a Worcester?

    There’s a spare neutral next to ls in the Worcesters. Use this. 3 core is all you need with no earth. Literally 10 mins work
  3. Gas74

    ....Worcester ea....

    Gas valve perhaps.
  4. Gas74

    Worcester 24i junior non condensing breakdown

    Remove the tubes at aps. Check holes not distorted on aps. This can be caused by the faulty Pcb.
  5. Gas74

    Worcester 24i junior non condensing breakdown

    Yeah will be Pcb but make sure it’s not stated melting the aps where the tubes attach due to flames licking up the side.
  6. Gas74

    Worcester 28i rsf old combi

    Pcb not modulating down or intermittent sticking pump at a guess.
  7. Gas74

    Worcester 28i rsf old combi

    Could be Pcb or intermittent sticking pump.
  8. Gas74

    No sign of life - ideal ICOS 15he

    Usually main Pcb if blank. In fact always is if power
  9. Gas74

    Ariston 23 mffi electrode problem

    Defo pcb mate.
  10. Gas74

    Unvented cylinder D2 pipework

    Hotun
  11. Gas74

    Halstead Eden boiler flame failure

    No but this is what it can be like fault finding on intermittent faults.
  12. Gas74

    Halstead Eden boiler flame failure

    Had one of these before with same fault. Changed gas valve, sensors, pcb, ended up being the burner was v intermittent. Burner had no signs of damage but that is what solved it in the end. Nightmare boilers
  13. Gas74

    Vokera maxin 24e no hot water flow switch/sensor or diaphragm

    Split or stretched diaphragm
  14. Gas74

    No HW, problem solved but now won't stop!

    Sticking end switch?? Check at wiring centre
  15. Gas74

    Ideal icos leaking from sump plate

    Yes or hole at back can choke under HE
  16. Gas74

    U codes on Worcester boilers

    Pump fault
  17. Gas74

    WB 18ri fan running when no call for heat

    Probably the end switch in 3 port????
  18. Gas74

    Sabre 29he boiler problems

    Remove one of the tubes off of the aps. That may well fix it.
  19. Gas74

    Worcester cdi EA fault

    EA is usually condensate blocked / electrodes goosed or gas valve.
  20. Gas74

    boiler breakdown Help Please

    No problem when I had my First one of them I think I tried every part of boiler conceivable and was laughing when it turned out all I had to do was remove an existing one. ‍♂️

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