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  1. G

    worcester 400rsf highflow

    have set the stat too min, water still hot, and a bubbling noise coming from boiler, have spoke to the guy from bg who was out at it and he say he replaced the driver board, stripped boiler down and rebuilt it to make sure there was no blokages , have told them that to me it feels as though the...
  2. G

    worcester 400rsf highflow

    hi, can anyone shed some light on this problem, 400rsf highflow hot water overheating , this boiler has had new dh exchanger, new manifolds,pump,diverter, and primary heat exchanger, 3 new sets of thermostats all fitted by bg, problem they cant solve is this, when hot water is on heatbank emptys...
  3. G

    worcester 400 rsf problem

    hi, can anyone shed some light on this problem, 400rsf highflow hot water overheating , this boiler has had new dh exchanger, new manifolds,pump,diverter, and primary heat exchanger, 3 new sets of thermostats all fitted by bg, problem they cant solve is this, when hot water is on heatbank emptys...
  4. G

    worcester bosh 400 highflow

    can anyone shed any lite on what would cause this make of boiler to loose all presure when hot water is running, presure gose back to normal when central heating is on
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