Honeywell Thermostat Wiring Diagram 7 Wire. I purchased a honeywell ct31a non programmable therm. Honeywell ct31a on a heat/cool fancoil in our condo.
This thermostat wiring diagram is a split system. If not, the arrangement won’t function as it should be. I purchased a honeywell ct31a non programmable therm.
Wiring diagrams contains all the essential wiring diagrams across our range of heating controls.
References for honeywell thermostat 4 wire wiring diagram. However, these colors can be different. It depends more on the particulars of the heating/cooling system. Press and hold the s and t buttons simultaneously (for three seconds) until the display appears as shown below.