Search found 1 match
- Tue Mar 03, 2015 7:59 am
- Forum: Help and Advice
- Topic: Should the Heat/B LED always be on?
- Replies: 3
- Views: 5104
Re: Should the Heat/B LED always be on?
just hook the two terminals on the ERV to the two terminals on the control. I have tried hooking each of the ERV control terminals to the Dry Relay on the UT-3000. Do I need to do relay isolation here because the ERV is powered by its own transformer? That is, do I need to drive a separate relay wit...