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Home >> Audi >> 2024 >> A7 Quattro Premium >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning (Heating, Ventilation And Air Conditioning) (Component Location) >> 87 Air Conditioning >> Refrigerant Circuit >> Refrigerant Receiver, Removing And Installing >> Removing

Refrigerant Receiver, Removing And Installing: Removing

Working on a high-voltage system when activated or with the ignition turned on

-- Switch off (deactivate) the "parking air conditioner". Refer to Owner's Manual.

-- Switch the ignition on.

-- Initiate the basic setting of the A/C system using the Thermal Management Control Module -J1024- and open the electric valves using the routine Refrigerant Circuit, Extract, Evacuate and Fill  in the Vehicle Diagnostic Tester.

-- Switch the ignition off.

-- 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) .

-- Remove the left front wheel housing liner. Refer to OVERVIEW - FRONT WHEEL HOUSING LINER .

-- Remove the bumper cover end plate. Refer to OVERVIEW - BUMPER COVER .

-- Free up all lines and connectors on the bracket -A-.

GWWA87-12840Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Danger of 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 bolt -B- and remove the refrigerant line -D-.

-- Remove the bolts -arrows-.

-- Remove the bolts -C- and then remove the bracket -A- downward.

-- Remove the bolt -I- and then remove the refrigerant line -H- from the check valve -J-.

GWWA87-12983Courtesy of AUDI OF AMERICA, LLC

-- Remove the nut -B- and refrigerant lines -A and C- to the inner heat exchanger.

-- Remove the bolts -B and F- and remove the refrigerant lines -C and E-.

GWWA87-12838Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows-.

-- Remove the bolt -A-.

GWWA87-12830Courtesy of AUDI OF AMERICA, LLC

-- Remove the refrigerant receiver -B- from the heat exchanger -C- and guide it downward.