1999 Subaru Legacy Owner's Manual - Page 166

2. 3. 4. 5. Push the " " button in. Push the air conditioner button on. Set the temperature control lever to the red area. Set the fan control dial to the highest speed. B Adjustable side defroster grille (for driver's side - if equipped) Normal position Fin Side defroster grille Windshield defrost assist position HB0193 HB0194 The driver's side defroster grille is adjustable. The normal positions as shown in the diagram directs warm air to the side glass. When more rapid defrosting of the windshield is desired, the air flow can be directed temporarily toward the windshield to assist the windshield defroster. If this is done, the driver's side grille should always be returned to its normal positions so that the warm air flow can then be used to defrost the driver's side window. 4-22