Recent content by philahilla

Hi We've got an Ideal HE 35 boiler going into a Honeywell BDR91 wireless relay box and looking to swap this out with a new 3rd gen Nest heat link. I've taken the cover off the relay box and can't figure out the wiring and how it would go into the heat link. Was wondering if I could get a bit...

Power supply to wireless relay box

Wireless relay box wiring

Heat link wiring guide

Honeywell BDR91