Recent content by TheBigAitch

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    Switchmaster 900 replacement

    thanks for your replies everyone :)
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    Switchmaster 900 replacement

    argh! OK, right getting confused now! lol SO - are you guys basically saying that I can just substitute the connections across exactly like the old one and leave 'heating off' empty as it already is? (I think the main thing that's confused things is boilerman2 referring to hw off when...
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    Switchmaster 900 replacement

    hi boilerman2 thanks very much for your speedy reply, please excuse my ignorance :oops: but will the hot water be ok without the off wire then? thanks again
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    Switchmaster 900 replacement

    Hi Guys, Hope you can help, i found one or two other threads about this but not quite like ours... Ours is wired - N, L, Heating On, HW On, HW Off. (no wire in heating off) Can anyone recommend a replacement programmer that doesn't require a heating off connection? Many thanks
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