The Efficient Home Forum

OK, I'm one step further:

I can get the 2 new thermostats to bind to a new zone each.

However, when the 2nd thermostat bounds to zone2, it drops the 1st thermostat out of zone1 and visa versa.

The problem is reproducible. I can only get one thermostat bound to a zone without "kicking" the other ...

Trying to bind 2 new additional thermostats (THR092HRT). No luck. Tried 10 times with both devices, timeout after 10 minutes each.

I successfully binded half a dozen of the exact same thermostats 3 years ago. They work like a charm until now. However, the new ordered additional 2 units (bought ...