Receiver/Dryer, Replacing, Without Cleaning Refrigerant Circuit

Special tools and workshop equipment required 

• Digital Scale:VAS 231 007  or commercially available

  Courtesy of AUDI OF AMERICA, LLC

• A/C Service Station

• A dryer element is often installed into the receiver/dryer, which cannot be replaced separately (depending on the design of the refrigerant circuit). Refer to Refrigerant Circuit .

Procedure 

-- Discharge the refrigerant circuit. Refer to REFRIGERANT CIRCUIT, DISCHARGING .

-- Remove the receiver/dryer. Refer to Refrigerant Circuit .

-- Remove the dirt from the receiver/dryer.

-- Weight the removed receiver/dryer using the Digital Scale:VAS 231 007  .

-- Add refrigerant oil to the new receiver/dryer until it is the same weight as the receiver/dryer that was removed.

-- Install the receiver/dryer. Refer to Refrigerant Circuit (vehicle-specific service information).

-- Charge the refrigerant circuit. Refer to REFRIGERANT CIRCUIT, CHARGING .