Recent content by owenandrew

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    Possible problem with wireless thermostat?

    Hi everyone, I hope someone here can help. Firstly, my heating system consists of: Ideal Isar combi boiler Honeywell CM921 wireless thermostat/programmer Honeywell wireless receiver (can't find any model number, but internet research suggests it's a BDR91) Now the weather's gone chilly...
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