Recent content by Evoflash

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    Central Heating not working - Honeywell ST6300A timer??

    I've had this same issue this morning. Came back last night after weekend away to stone cold house. We have one of those valves and it is making a nasty buzz noise for a few seconds then nothing. Is also very hot. I'm not knowledgable about these things, but the symptoms don't look good...
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