LEMON Manuals: Even more car manuals for everyone
Home >> Audi >> 2020 >> A4 Prestige >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> Solar Ventilation >> AIR CONDITIONING (2 Of 3) >> 87 Air Conditioning >> Refrigerant Circuit >> Desiccant Bag/Dryer Cartridge, Removing And Installing >> Dryer Cartridge, Removing And Installing, From Receiver/Dryer On Condenser >> Removing

Dryer Cartridge, Removing And Installing, From Receiver/Dryer On Condenser: Removing

-- Switch off the ignition.

-- Discharge the refrigerant circuit. Refer to REFRIGERANT CIRCUIT, DISCHARGING WITH A/C SERVICE STATION [R134a] or REFRIGERANT CIRCUIT, DISCHARGING [R1234yf] .

-- Remove the lock carrier cover. Refer to LOCK CARRIER COVER, REMOVING AND INSTALLING .

-- On vehicles with an electric radiator shutter remove it. Refer to RADIATOR SHUTTER, REMOVING AND INSTALLING .

-- If equipped, remove the bolts -arrows- and remove the air duct -1-.

GWWA23-11009Courtesy of AUDI OF AMERICA, LLC
GWWA87-12102Courtesy of AUDI OF AMERICA, LLC
WARNING:

Danger or frostbite due to refrigerant coming out under pressure.

Frostbite on the skin and other parts of the body is possible.

  • Wear safety gloves.
  • Wear protective eyewear.
  • Extract refrigerant and open the refrigerant circuit immediately.
  • If more than 10 minutes elapse after extracting the refrigerant and the refrigerant circuit was not opened, extract the refrigerant again. Pressure develops in the refrigerant circuit due to evaporation.

-- Remove the plug -A-.

-- Remove the desiccant bag from the condenser receiver/dryer -B-. Refer to OVERVIEW - CONDENSER, DESICCANT BAG/DRYER CARTRIDGE .

-- Seal the open connection on receiver/dryer of the condenser with plug -A- (to prevent dirt and moisture from getting in).