I am trying to replace a lennox thermostat 67k4801 to a honeywell thermostat rth6350d

jasminejca Posts: 3, Reputation: 1

New Member

Jul 25, 2011, 05:27 PM

I am trying to replace a lennox thermostat 67k4801 to a honeywell thermostat rth6350d

Wires don't match

wmproop Posts: 3,749, Reputation: 91

Ultra Member

Jul 26, 2011, 09:15 AM

Follow instructions that came with the honeywell, hope you tagged each wire to old tstat as you removed them to know where they came from

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