Overview - Condenser, Desiccant Bag/Dryer Cartridge

CAUTION:

Danger due to refrigerant coming out under pressure.

Danger of frost bite to skin and other parts of the body.

Only loosen the connection point bolts when the refrigerant circuit is empty.

Fig 1: Exploded View Of Condenser, Desiccant Bag/Dryer Cartridge

Courtesy of AUDI OF AMERICA, LLC

Receiver/Dryer Insert
- There are different versions.
- Insert all the way in the mount in the receiver/dryer on the proper side.
- With screen
  NOTE:
  Check the receiver/dryer; if there is contamination, clean the refrigerant circuit or replace the condenser, if necessary. Refer to CONDENSER, REMOVING AND INSTALLING / A/C SYSTEM, GENERAL INFORMATION or REFRIGERANT CIRCUIT, CLEANING [R1234yf] / RECEIVER/DRYER OR ACCUMULATOR AND RESTRICTOR, REPLACING AFTER CLEANING REFRIGERANT CIRCUIT [R134a] .
  
  Pull the insert using a suitable hook -A- (for example 3 mm welding wire) from the receiver/dryer.
  
  This illustration shows an insert as it is installed on a "Denso" condenser. On a "Showa/Keihin" condenser, an insert with a different contour is installed, however the function and removal and installation is the same.
Desiccant Bag
- There are different versions.
- Removing and Installing. Refer to DRYER CARTRIDGE, REMOVING AND INSTALLING, FROM RECEIVER/DRYER ON CONDENSER .
O-ring
- Replace after removing. Refer to the Parts Information for the version.
- Coat with refrigerant oil before installing. Refer to REFRIGERANT CIRCUIT SEALS .
O-ring
- Replace after removing. Refer to the Parts Information for the version.
- Coat with refrigerant oil before installing. Refer to REFRIGERANT CIRCUIT SEALS .
Plug with Filter Element
- There are different versions.
- Replace after removing.
- Plug tightening specification 2 Nm
- Removing and Installing. Refer to DRYER CARTRIDGE, REMOVING AND INSTALLING, FROM RECEIVER/DRYER ON CONDENSER .
  CAUTION:
  Danger due to refrigerant coming out under pressure.
  
  Danger of frost bite to skin and other parts of the body.
  - Only loosen the bolts when the refrigerant circuit is empty.
Sealing Surfaces in the Receiver/Dryer
- Check for contamination or damage
  NOTE:
  Even slight damage (a scratch) or a little bit of dirt (a hair) can cause leakage at a connection.
Receiver/Dryer
- Receiver/dryer is a component of the condenser
- There are different versions.
- Desiccant Bag, Removing and Installing. Refer to DRYER CARTRIDGE, REMOVING AND INSTALLING, FROM RECEIVER/DRYER ON CONDENSER .
  NOTE:
  Check the receiver/dryer, if there is contamination if necessary clean the refrigerant circuit or replace the condenser. Refer to CONDENSER, REMOVING AND INSTALLING / A/C SYSTEM, GENERAL INFORMATION or A/C SYSTEM, STARTING AFTER CHARGING REFRIGERANT CIRCUIT / A/C SYSTEM, OPERATING AFTER CHARGING [R1234yf] .
Condenser
- There are different versions.
- Refrigerant lines, removing and installing. Refer to REFRIGERANT LINES, DISCONNECTING AND CONNECTING FROM CONDENSER .
- Removing and Installing. Refer to CONDENSER, REMOVING AND INSTALLING .
High Pressure Sensor -G65-
- 5 Nm.
- Refer to HIGH PRESSURE SENSOR -G65-, REMOVING AND INSTALLING
O-ring
- Replace after removing. Refer to the Parts Information for the version.
- Coat with refrigerant oil before installing. Refer to REFRIGERANT CIRCUIT SEALS .
Connection with Valve
Bolt
- 8 Nm
- Not installed on all models