Rth111B Wiring Diagram

10+ Rth111B Wiring Diagram PNG. Page 5 3 label wires with tags label the wires using the supplied wire labels as you disconnect. Wrap bare end of wire with electrical tape.

I wont to replace my old robert shaw 9400 thermostat with a new honeywell rth111b thermostat but dont known the color wireing diagram. Do not use b wire if you already have o wire. Push unlock button of keyfob with key removed and all doors closed, and check voltage across smart entrance control unit connector m111.

Red white blue yellow green.

The honeywell rth111b is a programmable version of the honeywell rth111 thermostat series. Gas, oil or electric furnace central air conditioner hot water system with or without pump. Page 5 3 label wires with tags label the wires using the supplied wire labels as you disconnect. 1.5 temperature adjustment press the s or t button once to the compressor of difficulty 3 honeywell rth111 thermostat wiring diagram what is blue wire.