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1. Identify the thermostat terminals on your HVAC
Find the control board of your HVAC system (typically, there is a cover you can pull
o to reveal the control board). [Figure 3.1]
Take a picture of the wires connected to the terminals that control your thermostat.
You may need to reference this photo later.
Figure 3.1
HVAC
Control Board
INSTALLING THERMOSTAT WITHOUT A C WIRE (CONT.)
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