hive heating

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    Vaillant ecoTEC 831 with Timerswitch130 and Honeywell DT92E

    Hello, I have a bit of a problem. I have a Vaillant boiler, which is great. The Timerswitch130 inside the boiler is terrible. I want to know if I can remove it completely [leaving the fascia exposed] and not replace it, and have the Honeywell control the boiler on its own. The reason I...
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