How do I program the schedule on a TH4210D, TH4110D, TH4110B thermostat?
Make sure the thermostat is set to the system you want to program (Heat or Cool).
- Press SET until Set Schedule is displayed.
- Press up or down to set your weekday Wake time (Mon-Fri), then press SET.
- Press up or down to set the temperature for this time period, then press SET.
- Set time and temperature for the next time period (Leave). Repeat steps 2 and 3 for each weekday time period.
- Press SET to set weekend time periods (Sat-Sun), then press RUN to save & exit.
To cancel an unwanted time period (except Wake), press and hold up + HOLD for 4 seconds while in the Set Schedule mode.