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- Mon May 10, 2021 1:32 pm
- Forum: Help and Advice
- Topic: Swapping EWC-ST-2E for NCM-300
- Replies: 1
- Views: 588
Good Afternoon, I need to swap my current EWC-ST-2E for NCM-300 due to upgrading to 2 Nest Thermostats. currently only 1 Nest works but when I install the second (main unit), nothing works. I found the step by step walkthrough on how to connect the wires from one panel to the next on your website, b...