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    Honeywell CM927 & Potterton Performa 24 Combi

    Hi, I'm looking at purchasing a thermostat for my Performa 24 and have come across the CM921 / CM927 controls by Honeywell which seem to get a good writeup. From what I have read, this would be suited to the boiler however there is a section the the manual that states "NOTE: If the room...
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    Potterton Performa 24 - Not Firing

    Hi All, I've just moved house and after moving in I found that the boiler had the flame failure light lit. After following the fault finding section of the manual decided to purchase a replacement (2nd hand) PCB. This fixed the problem for a short while, but I found that the controls for...
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