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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> A/C Compressor >> Air Conditioning >> 87 Air Conditioning >> A/C Compressor >> Refrigerant Lines, Removing And Installing At A/C Compressor >> Refrigerant Lines, Disconnecting And Connecting To A/C Compressor, Vehicles With 4-Cylinder Engine >> Removing

Refrigerant Lines, Disconnecting And Connecting To A/C Compressor, Vehicles With 4-Cylinder Engine: Removing

-- Switch off the ignition.

-- Discharge the refrigerant circuit. Refer to Refrigerant Circuit or Working with A/C Service Station (1 Of 2) / Working with A/C Service Station (2 Of 2) .

GWWA87-12459Courtesy of AUDI OF AMERICA, LLC
CAUTION:

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.

- Evacuate or drain refrigerant and open the refrigerant circuit immediately.

- If more than 10 minutes elapse after extracting or draining the refrigerant and the refrigerant circuit was not opened, extract or drain the refrigerant again. Pressure develops in the refrigerant circuit due to evaporation.

-- Remove the bolts -B and D- from above.

CAUTION:

Risk of destroying the refrigerant lines by ripping the inner foil.

- Never bend the refrigerant lines to a radius smaller than r = 100 mm.

-- Remove the refrigerant lines -A and C- and remove downward.

-- Seal the open lines and connections with clean plugs from the Engine Bung Set :VAS6122  .