2008 Subaru Outback Owner's Manual - Page 190

4-12 Climate control - Interior air temperature sensor: on the side of the driver-side part of the center panel - Outside temperature sensor: behind front grille. Operating tips for heater and air conditioner & Cleaning ventilator grille heated interior. This results in quicker cooling by the air conditioner. Keep the windows closed during the operation of the air conditioner for maximum cooling efficiency. & Lubrication oil circulation in the refrigerant circuit Operate the air conditioner compressor at a low engine speed (at idle or low driving speeds) a few minutes each month during the off-season to circulate its oil. & Checking air conditioning system before summer season Always keep the front ventilator inlet grille free of snow, leaves, or other obstructions to ensure efficient heating and defrosting. Since the condenser is located in front of the radiator, this area should be kept clean because cooling performance is impaired by any accumulation of insects and leaves on the condenser. Check the air conditioner unit for refrigerant leaks, hose conditions, and proper operation each spring. Have your SUBARU dealer perform this check. & Cooling and dehumidifying in high humidity and low temperature weather condition Under certain weather conditions (high relative humidity, low temperatures, etc.) a small amount of water vapor emission from the air outlets may be noticed. This condition is normal and does not indicate any problem with the air conditioning system. & Efficient cooling after parking in direct sunlight After parking in direct sunlight, drive with the windows open for a few minutes to allow outside air to circulate into the