See also:

Air flow charts
The following charts show the button and dial positions for MAXIMUM AND QUICK heating, cooling or defrosting. The air recirculation button should always be in the OFF position for heating and ...

Engine serial number
The number is stamped on the engine as shown. ...

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). ...