February 16, 2012 By Dave Rongey ©2007-2012Author - Licensed Electrical Contractor Filed under Electrical
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How to Wire a Honeywell Thermostat |
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Wiring Instructions for a Honeywell Thermostat
- How come there were no wires coming out of the back of it?
- I’m just confused since I have put then in before.
- Oh, and it’s round.
This electrical question came from: Pamela, a Handy woman from Brockton, Ma
Additional Comments: Great!
Dave’s Reply:
Thanks for your electrical question Pamela.
See more about Home Wiring for Massachusetts
Wiring Instructions for a Honeywell Heating Thermostat
- The model number of the Honeywell thermostat was not provided, however here are the typical wiring assignments for a conventional heating system.
- Keep in mind that there should be a low voltage cable in the wall where the thermostat is located which has individual wires as shown in the instructions below.
Typical Thermostat Wiring for Furnace Heating and Air Conditioning
Terminal Label – Wire Color – Function /Description
- R - Red - 24 Volts
- B – Blue - Cooling
- G - Green or Grey * - Fan Blower
- W - White - Heating
Although many home heating and air conditioning systems have a standard type thermostat cable with color coded wires, the wires should be identified to make sure of the exact purpose for each wire.
The Following links will assist you with your electrical question:
Electrical wire
Electrical Wire for the Home
Complete listing of electrical wire types and parts used for home projects with electrical code information serves as selection guidelines.
This link is helpful as a Handy woman
Do-It-Yourself Electrical
Be Careful and Be Safe - Never Work on Energized Circuits!
Consult your Local Building Department about Permits and Inspections for all projects.
For Best Results Consult a Licensed Electrical Contractor in Your Area
