System information
Table Of Contents
- Table of Contents
- Features
- Home Screen
- Home Screen
- Programming Your Heating And Cooling Schedule
- Editing Schedule
- Canceling a Schedule Period
- Setting Time
- Operating Your Comfort Control
- Cleaning Your Comfort Control Screen
- Reading Your Outdoor Temperature
- Reading Your Inside Humidity Level
- Controlling Your Inside Dehumidification Setting
- Controlling Your Inside Humidification Setting
- Advanced Settings
- User Setup Menu
- Step 1. User Setup Number 0120: First Two Digits of Current Calendar Year
- Step 2. User Setup Number 0130: Last Two Digits of Current Calendar Year
- Step 3. User Setup Number 0140: Current Calendar Month
- Step 4. User Setup Number 0150: Current Calendar Date
- Step 5. User Setup Number 0160: Schedule Options
- Step 6. User Setup Number 0165: Restore Energy Star Schedule
- Step 7. User Setup Number 0186: Continuous Fan Airflow
- Step 8. User Setup Number 0280: Continuous Backlight
- Step 9. User Setup Number 0320: Display Temperature Shown in F or C
- Step 10. User Setup Number 0330: Daylight Savings On or Off
- Step 11. User Setup Number 0380: Indoor Dehumidification Control.
- Step 12. User Setup Number 0383: Dehumidification Maximum Droop.
- Step 13. User Setup Number 0500: Furnace Air Filter Timer 1
- Step 14. User Setup Number 0501: Furnace Air Filter Timer 2
- Step 15. User Setup Number 0510: Humidifier Pad Timer
- Step 16. User Setup Number 0530: Adaptive Intelligent Recovery
- Step 17. User Setup Number 0540: Number of Schedule Periods Available to Program
- Step 18. User Setup Number 0640: Clock Format
- Step 19. User Setup Number 0670: Screen Lockout Function
- Step 20. User Setup Number 0700: Temperature Display Offset
- Step 21. User Setup Number 0701: Humidity Display Offset
- Error Codes
- Frequently Asked Questions and Answers
- Limited Warranty Low Voltage Room Comfort Controls (Parts Only)
- Customer Assistance

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3. Press the Cancel or Sched key to cancel “Hold Tem-
perature Until” and resume schedule.
NOTE: Once “Hold Temperature Until” time is reached, the
comfort control shows “Following Schedule” on the
screen to indicate that “Temporary Hold” has ended.
PERMANENT HOLD
Permanent Hold changes the temperature setting until
Permanent Hold is cancelled.
1. Press Hold key. “Permanent Hold” appears on the
screen.
2. Press Up or Down arrow next to the temperature you
want to set during “Hold”.
3. Press Cancel key to cancel “Permanent Hold” and
resume the schedule.
NOTE: In ISU 0160, when changing from nonprogrammable
to programmable mode, the screen displays “Per-
manent Hold” under the time icon. This goes away
when the schedule key is hit or the schedule menu
is entered.
SCHED HOLD CLOCK SCREEN
CANCEL
TUE
PM
FAN
AUTO
SYSTEM
HEAT
Inside
Hold Temperature
Until
Set
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SCHED HOLD CLOCK SCREEN
CANCEL
TUE
AM
FAN
AUTO
SYSTEM
HEAT
Inside
Set To
Permanent
Hold
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