Recent content by iparm00

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    Ideal Icos boiler - pump overrun

    ambi, I tried lowering the temperature to "noon". I don't think it has made a difference in my case. This morning at 4:30AM I was woken up by a vibration in the CH system. I got up to investigate. It wasn't clear where it was coming from. It didn't seem to come from the boiler, and I...
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    Ideal Icos boiler - pump overrun

    Thanks for the replies. Corgiman, you say the bang might be my three port valve - can you explain more... Is my 3-port valve on the way out and needs replacing. Or is the by-pass on the system not letting enough "by-pass"? Thanks...
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    Ideal Icos boiler - pump overrun

    We moved into a house that has got an Ideal Icos HE24 condensing boiler. We noticed that sometimes when the CH clicks off, there is a bang in the pipes. I assume that this is happening because residual heat in the heat exchanger is "boiling" the water in the boiler when the pump stops...
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