I have a 7 wire system on the left of the thermostat I have Y2, (E & Aux). On the right I have (RC&R), O/B, Y, G & C
Thank you in Advance
Thank you for reaching out for an installation guide for your new thermostat. Please use the following guide to install your new Nest thermostat: How to install your Nest thermostat.
Hope that helps! 🙂
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