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Tag: Wiring Color Code

  • 4 Wire Thermostat Wiring Color Code

    4 Wire Thermostat Wiring Color Code

    If you’ve installed more than a few thermostats (t-stats), you likely noticed that many of them use four wires.  See this shown below in the units we’ve wired.  Typical 4 wire thermostat wiring color code examples follow. 4 Wire Thermostat Wiring Color Code In the setups we’ve seen, the most common wire color code guide…

  • Honeywell Thermostat Wiring Color Code

    Honeywell Thermostat Wiring Color Code

    With so many new functions on today’s modern thermostats (t-stats), there is of course, many more wires to connect up. Gone are the two-wire days. Thus we need some soft of color code on the wires to keep all the functions straight. So here, we show examples of the Honeywell thermostat wiring color code for…