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    Changing thermostat from Honeywell T6360B to Cm921

    Hi experts I have just purchased a Honeywell CMT921 to replace my broken T6360B. I found a thread here //www.diynot.com/forums/viewtopic.php?t=179838 with info on how to wire up the CM921. However, when I opened up the T6360B I found mine only has 2 wires (instead of 3 - as per the...
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