Easy Installation - Honeywell RTH8500 Series Quick Installation Manual

Installation is Easy
Label wires and remove your old thermostat
Install and wire your new thermostat
Set your new thermostat to match your heating/cooling
system
– This thermostat works with virtually all System
Types
– It is preset for the most common system
We
69-2219EF—03
are here to help.
Call 1-800-468-1502 for wiring
assistance before returning the
thermostat to the store.
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