Recent content by karlitop

  1. K

    Ferroli Optima 701 intermittent DHW

    DHW thermistor solved the problem - thanks for your help!
  2. K

    Ferroli Optima 701 intermittent DHW

    Hi Combiman1, Many thanks for the info and quick reply. I've just ordered a replacement DHW thermistor and I will fit it this week. I'll let you know if this fixes the problem (fingers crossed). Thanks for the tip on the scale too, the hot water runs well (albeit cold)and we have no...
  3. K

    Ferroli Optima 701 intermittent DHW

    Hi, A newbie looking for a little help/advice please. I have a Ferroli Optima 701 and it seems to have a problem with intermittent DHW. The British Gas engineer has been out and has changed a couple of sensors, (CH temp and 88oC limit sensor) but the fault still persists. He has also...
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