I’ve had the CT100 thermostat working since I got it. I believe it was sometime months ago that it started not working so well when the temperature setpoint is being set via Routines. I have a “Good Night!” routine for example that is supposed to set the temperature to 74 when heating, but the CT100…

CT100 Setpoint Not Getting Set

lflorack (Lee Florack) December 10, 2018, 1:31pm 2

Take a look at this thread. Sounds just like your issue.

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