WARNING: Proceed with caution, as HVAC systems contain high-voltage wires.
Step 10: Label only the following wires with the matching labels:
Note: In the case of a two-transformer system (wires connected to both RC and RH
terminals at the control board), please contact Cielo support to help you with installation.
Call: +1 (425) 529-5775 Email: support@cielowigle.com
Step 11: Disconnect the labeled R, Y, G, and W wires from the control board.
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