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  1. M

    Boiler not lighting - test results look odd.

    Sorry – this is a long post. I replaced a very old and failing Sunvic timer (I think an MP2) a few months ago using a Drayton LP722 Programmer. At the same time I replaced the capacitors in the share valve in the system – a Sunvic Unishare 3-Port MoMo motorised valve, as in this webpage ...
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