Press to immediately adjust the temperature. This will temporarily override the temperature setting for the
current time period.
The new temperature will be maintained only until the next programmed time period begins. For example, if you
want to turn up the heat early in the morning, it will automatically be lowered later, when you leave for the day.
To cancel the temporary setting at any time, press RUN SCHEDULE.
NOTE: Make sure the thermostat is set to the system you want to control (heat, cool, or auto).
Product Manuals
Search online for Resideo 69-1921EFS for the User’s Guide.
CAUTION
Equipment damage hazard
To prevent possible compressor damage, do not operate the cooling system when the outdoor temperature is below
50°F (10°C).
Program schedule override (permanent)
Press HOLD to permanently adjust the temperature. This will override the temperature settings for all time periods.
The “Hold” feature turns off the program schedule and allows you to adjust the thermostat manually, as needed.
Whatever temperature you set will be maintained 24 hours a day, until you manually change it, or press RUN
SCHEDULE to cancel “Hold” and resume the programmed schedule.
NOTE: Make sure the thermostat is set to the system you want to control (heat, cool or auto).
Auto changeover (heat/cool)
Auto Changeover is a feature used in climates where both air conditioning and heating are used on the same day.
When the system is set to Auto, the thermostat automatically selects heating or cooling depending on the indoor
temperature.
Heat and cool settings must be at least 3 degrees apart. The thermostat will automatically adjust settings to maintain
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