Within a few seconds, the HOME screen appears (see fig- ure 2) with default settings as shown. After about 1 minute of initialization time, the actual room temperature will be displayed.
HOME Screen
| HOLD |
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| PROG | AM |
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FAN ON |
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AUTO |
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70° |
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Figure 2
At this point, the thermostat will be fully functional; its de- fault temperature setpoint (not shown) is 70°F. At this point, if the equipment has been fully powered and if a heat demand were present, the system would begin operating.
NOTE − Temperature scale default is Fahrenheit units but may be reset to show Celsius, if desired. See page 7.
Buttons, Backlight, Timers & Settings
Buttons are located behind the small door on the right− hand side of the thermostat (see figure 3).
IMPORTANT
Do NOT begin pressing buttons until after you read the following section describing each button.
A pale blue display backlight illuminates for 30 seconds each time any button is pressed.
When the PROG or DAY/TIME button is pressed, a field begins flashing, expecting another input. Start making changes within 15 seconds or the HOME screen will re- turn.
Thermostat Buttons |
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Heat | Cool |
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Prog | Auto |
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Copy Day/Time |
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Fan | Hold | (DOOR |
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| OPEN) |
Settings Enter |
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Figure 3
When an Arrow, HOLD, HEAT, or COOL button is pressed, SETPOINT and the temperature setting appears for 15 seconds. If desired, start making changes within 15 sec- onds or the HOME screen will return. The backlight will turn off 15 seconds after the HOME screen reappears.
DAY/TIME − Setting the Day and Time
Press the DAY/TIME button and set the CURRENT hour, minute, and day of week as follows:
1.AM12" will flash on the screen. Press the UP/DOWN arrows to change the hour. (
spond to time of day.) Press the DAY/TIME button OR, if adjusting for daylight savings time, pressing the EN- TER button stores the single change and exits to the HOME screen, bypassing minutes and day of week.
2.Minutes will flash. Use the UP/DOWN arrow button to display the minutes past the hour. Press the DAY/ TIME button.
3.Day
buttons to display the current day. Day selections are abbreviated as
and Y/TIME button.
4.The HOME screen reappears; confirm day and time are correct. This completes day and time setting.
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505067M 7/13/05