Wiring Diagram Old Honeywell Thermostat Instructions

The table above provides a more complete list of honeywell thermostat wiring colors and their uses.

Wiring diagram old honeywell thermostat instructions. Honeywell thermostat rthb wiring diagram. If the wire labels from your old thermostat hookup don t match the above honeywell offers additional advice that we adapt in table form provided in detail at honeywell 5 2 day programmable thermostat rth2300b1012 wiring. Install the honeywell lyric thermostat like a pro. C 24 vac common you might see blue purple or brown typically used for this wire.

But here is a list of the most common wire color mappings as seen in many four wire t stat setups. Honeywell 5 2 day thermostat wiring table. After mounting the new thermostat s wall plate we can re connect the wiring. Wire the thermostat 1.

Honeywell thermostat wiring diagram wires. After you have removed and labeled all wires you can unscrew remove the old thermostat wall plate and mount the new thermostat s wall plate. 4 wire honeywell thermostat wiring diagram a pcb layout is the resulting design from taking a schematic once specific components and determining how they will physically be laid out upon a. Never attach wires to both the b and o terminals.

Honeywell thermostat wiring diagram 4 wire examples. Honeywell thermostat wiring instructions. If we recommend placing a wire in a terminal do not move it to another terminal if we address it later in the guide. 8 through 13 wiring diagrams.

If labels do not match letters on the thermostat check the chart at. Label wires and remove your old thermostat see pages. Honeywell backlit display non programmable thermostat rth the home depot. Strip the wire insulation as needed to fit the wires underneath the ter minal screws fig.