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Program Overview
The SC3801 programmable thermostat has four periods (MORN, DAY, EVE, NITE) that are customizable
for each day of the week. Each period will have a start time, heat temperature, cool temperature, and
programmable fan. The SC3801 monitors the day and time, while maintaining the specific conditions you
have chosen for each period in your program.
1. Verify thermostat is in non-programmable mode
(use the button to exit prog mode).
2. Press and release the button until OFF mode displays.
3. Press the button for 6 seconds.
4. Press the button twice.
• Day is displayed (1-7)
5. Press the or button to change the day you want to program
(1=Monday, 2=Tuesday, etc).
6. Press the button to advance to the next screen.
Note: You can always press the button to return to the
previous screen.
• Period is displayed (MORN, DAY, EVE, NITE)
7. Press the or button to change period of day.
8. Press the button to advance to the next screen.
Programming