Push Mode and program buttons simultaneously. Turn Heat Pump off witt down arrow. Push program button. Set cool temperature set point with arrows. Make sure heat set point is several degrees lower than cooling. This is set by pushing mode button down three times. Good Luck. MBris35824@gmail.com
Was this comment useful?
Carrier Debonair 220 Manual
This is the manual that was helpful to me. I think it is the manual you are looking for.