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44129-01 • 07/23/2012
34
Problem:
Fan runs continuously.
Solution:
1. Check fan setting to see if it is set to on.
2. Move HG/HE switch to opposite position.
Problem:
Heating or cooling does not turn on or off.
Solution:
1. Check the system is in the right mode (heat or cool).
2. Be sure to wait up to 3.5 minutes for system protection if your system
was just on.
3. Check breakers to make sure power is getting to your system.
4. Replace the batteries.
Problem:
Backlight does not come on.
Solution:
1. Replace the batteries.
Troubleshooting and Support