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Frequently Asked Questions and Answers
Q: Some or all keys on the display do not work; why not?
A: Thermostat screen is locked.
Q: Backlighting seems dim; is it designed to be dim?
A: When using batteries for power, install fresh AAA alkaline batteries.
Q: Thermostat is asking for heating or cooling to come on (screen shows “Heat On” or
“Cool On” in display) but there is no heating or cooling running.
A: Call your local heating and/or cooling contractor to check your heating and/or cooling
system.
Q: Why doesn’t the thermostat respond when I touch the screen?
A: Check to determine if the screen is in the Locked or Clean mode. See Screen Locked
and Cleaning Thermostat Screen sections.
Q: The thermostat only allows selection of one day to program. Why is this?
A: Check the screen to ensure it shows OK TO PICK MULTIPLE DAYS.
You may need to simply press EDIT.