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    ajb1974 Posts: 1, Reputation: 1
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    Nov 27, 2016, 03:44 PM
    Honeywell thermostat hookup with No C wire with wires RC, RH, G, W, Y currently used,
    How Do I hookup Honeywell thermostat with No C wire with wires RC, RH, G, W, Y currently used? I have an external wall adpater transformer but don't know where to connect it to. I have an older oil furnace (baseboard) and central AC

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