7. Install the power connector
Compressor
(AC) Unit Wires
A. Cooling and heating system
Wire the power connector to Y
Thermostat wires
Your system may have extra wires,
like a G wire (to the thermostat)
and C and Y wires (to the compressor).
Keep them connected.
Properly terminate any loose wires
Optional: Use the sticky pad to attach
the power connector to the panel
14
15
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Questions and answers
can't figure out Where to connect the white AUX wire from my old thermostat (Honeywell) to the Google Mesh 4th Generation Learning Thermostar