1. Day Indicator - Displays the day of the week.
2. Holiday Indicator - Displayed when the thermostat is in Holiday mode.
3. Temperature Hold - Displayed when the thermostat is in Hold mode.
4. Clock - Displays time in normal operation, time left in hold or days left in
holiday mode.
5. Up/Down Keys - Increase or decrease values shown on top digit group.
6. Flame Icon - Displayed when the thermostat is calling for heat, the flame icon
will flash when optimum start function is in operation.
7. Keypad Lock Icon - Displayed when the keypad is locked.
8. OFF Button - Single press to enable/disable frost protection or press and hold
to turn off display.
9. Frost Icon - Displayed when the thermostat is in frost protection mode.
10. Room Temp - Indicates current temperature sensor mode.
11. Set - Indicates when changes are being made to programs or temperature set
points.
12. Clean Screen - Freezes screen temporarily to enable cleaning.
13. Up/Down Keys - Increase or decrease values shown on bottom digit group.
14. Cancel Button - Used to exit setup/program operations.
15. Setup/Programming Keys - Used to navigate setup options.
16. Current Temp - Indicates the current sensor temperature.
17. Units of Temperature - Degrees Celsius or Fahrenheit.
18. Comfort Level Selection Keys - Used in comfort level setup (see page 11).
LCD Display
8Model: Touch