Search found 2 matches

by afowler2k
Sat Dec 09, 2017 8:39 pm
Forum: Help and Advice
Topic: NCM-300 with Ecobee4
Replies: 1
Views: 2384

Re: NCM-300 with Ecobee4

An update.
So after about 30-40 minutes the furnace finally came on. The 2 red LEDs are still on, but the furnace is running.
Does this have anything to do with the timers on the board or the DIP switches?
by afowler2k
Sat Dec 09, 2017 8:23 pm
Forum: Help and Advice
Topic: NCM-300 with Ecobee4
Replies: 1
Views: 2384

NCM-300 with Ecobee4

Hi, I upgraded my ST-2E to the NCM-300 and followed the diagram at http://ewccontrols.com/acrobat/090512a0369.pdf When I test the board everything works fine, heat and fan run, a/c works no problem. Once I hook up the Ecobee4 things start misbehaving. I have been on tech support with them and they s...