hvac  wiring


Question by  Kemaeli (71)

What does the brown wire do on an HVAC thermostat?


Answer by  salsafoodie (3146)

The brown wire is a temperature gauge that will help the thermostat with the correct temperature so it will not get too cold or hot.


Answer by  JSmith0330 (616)

The brown wire on the thermostat is the temperature gauge,this helps the thermostat to keep correct temperature so it doesn't get to cold or to hot.

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