Honeywell RTH7400D User Manual
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Contents
Prepare for Installation ............................................................ 3
Follow Important Instructions .................................................. 5
Remove Old Thermostat ......................................................... 6
Follow Special Instructions...................................................... 7
Label Old Thermostat Wires ................................................... 10
Mount New Wallplate to Wall .................................................. 11
Connect Wires to New Wallplate............................................. 15
Install Batteries........................................................................ 23
Attach New Thermostat to Wallplate ....................................... 24
Configure Installer Setup......................................................... 26
Customer Assistance .............................................................. 62
Limited One-Year Warranty..................................................... 63