See also:

Freeing a frozen door lock
To prevent a door lock from freezing, apply deicer through the key hole. If the lock becomes frozen, heat the key before inserting it into the key hole or use the remote keyless entry keyfob (if ...

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...

Automatic operation
Cooling and/or dehumidified heating (AUTO) This mode may be used all year round as the system automatically works to keep a constant temperature. Air flow distribution and fan speed are also ...