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- Sat Mar 23, 2013 2:18 pm
- Forum: Help and Advice
- Topic: THM4000R how to wire to Ultra-Talk 3000
- Replies: 1
- Views: 9559
THM4000R how to wire to Ultra-Talk 3000
I have a Honeywell THM4000R 1000 device that has ABCD connect points. I see in the Ultra-Talk 3000 manual a wiring section "Wireless Thermostat: Receiver Module Model EWT-3900" with 5 connection points. The Honeywell THM4000R only has 4 connection points and they are labeled A/B/C/D what are the ...