Installation Guide

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Step 3: Open your HVAC system’s cover
Open your HV
AC system’s cover to reveal the control board.
We
recommend that you take a photo of the wires connected to the HVAC
control board.
You may need to refer to the photo at a later stage.
Y
W
G
C
R
HVAC control board
Note:
The HVAC system contains high voltage circuitry and wires. Before you
open your HVAC system’s cover, be sure to check that you have turned off
the power for your HVAC system.