Search found 1 match

by ajcast5201
Wed Apr 19, 2023 8:02 pm
Forum: Help and Advice
Topic: ST-2E to NCM-300 - Extra wires
Replies: 1
Views: 2314

ST-2E to NCM-300 - Extra wires

Hi everyone, After reading other experiences regarding the upgrade from the ST-2E to the NCM-300, I decided to give it a shot myself and save some change. I've received the new controller and am accounting for each wire on the current setup, as I understand it to be a 1:1 swap. On the thermostat sid...