T841A101 thermostat to a RTH3100c Where does the brown wire from terminal x go and [Archive]

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chuckcd

Nov 16, 2012, 10:56 AM

Going from a Honeywell T841A1001 thermostat to a Honeywell RTH3100C. Where does the brown wire (old terminal X) and the white wire ( from old terminal W3) go on the new thermostat? Thank you Chuck