I replaced a PRO1 Thermostat with a Nest Learning Thermostat (GEN4), but
my cooling is no longer working. Pretty sure it is a wiring issuePRO 1
WIRINGCBrownBBlueW/EWhiteRRedGGreenYYellowNot usedOrangeNEST
WIRINGY1YellowGGreenOBBrownW2/AUXWhiteCBlueRh...