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THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ 2.0 WITH EIM
68-0311—01 86
NOTE: Press HELP for more information about these
options.
NOTE: See also “Program Schedule Override” beginning
on page 87
Utility Scheduling
This feature can help reduce fuel or electric expenses by
changing indoor temperatures at certain times of the day when
utility charges rise. For example, the system can be set to raise
indoor temperature slightly in summer (or lower it in winter)
during hours of peak usage when rates are higher.
1. Press MENU, then press Preferences, then press Utility
Schedule Options.
Fig. 179.
2. Press On, then press Next.
Fig. 180.
3. Select the temperatures you would like to adjust based
on the Utility Schedule. Choose to create a cost-saving
schedule for the heating system, the cooling system, or
both.
4. When asked if you’d like to enter the Utility Schedule
now, press Yes.
5. Indicate how many different price levels the Utility Sched-
ule has, then press Next. At this and the following
screens, you can customize how the system operates for
up to four different price levels, based on local utility
rates.
Fig. 181.
6. Use the slider to set the warmest heating or coolest cool-
ing temperature allowed during the different price peri-
ods.
Fig. 182.
7. Follow the on-screen prompts to set the days of the week
that will use the Utility Schedule, then press Next.
8. The thermostat will prompt you to enter information for
additional price periods, and prompt you to review and
save your Utility Schedule when complete.
Press MENU
Scroll to select TEMPORARY SCHEDULE
Select option, then follow screen prompts