as well as the HOLD period expiration time. Press the TIME FWD or TIME BACK keys until you reach the time you would like it to resume the program. The TIME FWD or TIME BACK keys adjust the time in 15 minute increments. This programmed hold time has a 19 hour maximum. Beyond 19 hours you may wish to use the vacation hold feature (page 16). If you need to, you can adjust the temperature up or down.
Indefinite Program Hold.
If you want to operate the thermostat to keep a set temperature without a program running, press PROGRAM
HOLD . The 
or 
keys can be use to raise or lower the tempera- ture. The thermostat will hold the set temperature until you return to the program by pressing PROGRAM
RUN .
Programmable Vacation Time/ Temperature Operation.
The VACATION key allows you to program the thermostat to hold a constant temperature for 1 to 29 days. At the end of the day and time you select, the thermostat will return to normal program operation.
To program the number of days, press VACATION. VACA HOLD TILL will be displayed. The display will also show DAYS (flashing) and the number 5 to indicate the factory default of a 5 day period. To change the number of vacation days, press TIME FWD or
TIME BACK . Press 
or 
to set the temperature you wish to maintain while away. While still in the vacation mode, set the time you want the program to resume by pressing SET TIME once. The current time will display. Press only TIME FWD to adjust the time in 15 minute incre- ments. You may wish to select a few
hours in advance of your expected return to allow time to reach the desired temperature. Your thermostat is now programmed to hold the tempera- ture you selected through your vacation for HEAT, COOL, or AUTO.
After 20 seconds the display will return to time/temperature alternation, and will display VACA. Pressing VACATION again will activate the vacation mode settings. Pressing PROGRAM RUN cancels this feature and begins running your normal program.
Optional Remote Temperature Sense.
Up to three remote sensors
16