Recirculation (Rec) Switch

When REC switch is ON, REC switch indicator turns ON, and air inlet is fixed to REC.
When REC switch is ON and is pressed for approximately 1.5 seconds or longer, REC and FRE switch indicators blink twice. Then, automatic control mode is entered. Inlet status is displayed even during automatically controlled.
When FRE switch is turned ON, or when compressor is turned from ON to OFF, REC switch is automatically turned OFF (fixed to FRE mode). REC mode can be re-entered by pressing REC switch again.
REC switch is not operated when DEF switch is turned ON, or at the D/F position.