RS5

Refrigerant Pipes from Condenser

Special tools, testers and auxiliary items required

• Engine Bung Set (VAS 6122)

• There are different versions of the condenser. Check the version and allocation before installing. Refer to => [ Condenser, Checking Version ] Testing and Inspection and to the Parts Catalog.

• It may be necessary to evacuate the refrigerant circuit and remove the refrigerant pipes from the condenser in order to remove the condenser from the front end or to remove the radiator depending on the version of the radiator and the condenser. Refer to => [ Condenser ] Condenser.

• On the Audi RS 5, the condenser is installed at a different version than as on other vehicles of this series and the length of the refrigerant pipes may also differ from other vehicles. For the correct allocation and refrigerant R134a capacities, refer to the Parts Catalog.

Removing






- Turn off the ignition.

- Drain the refrigerant circuit.

- Remove the air guide for the left auxiliary radiator.

- Remove the bolt - B -.

- Remove the refrigerant line - A - from the condenser.

- Remove the bolt - 1 -.






- Remove the refrigerant pipe - 2 - from the condenser.

- Seal open lines and connections with clean bungs from (VAS 6122).

Installing






Installation is done is reverse order, observe the following:

- Replace the O-ring seals depending on the version, refer to the Parts Catalog.

- Check the alignment pin - A - (if equipped) for damage and make sure it fits correctly.

- Check the guide ring - B - on the refrigerant line connection for damage.

- Insert the O-ring - C - into the groove - arrow - in the refrigerant pipe connection - E and F -.

• Coat the O-ring with refrigerant oil before installing. Refer to => [ Refrigerant Circuit O-rings ] Refrigerant Circuit O-Rings.

• Make sure the O-ring fits correctly inside the groove in the refrigerant pipe.

- Tighten the screws - D -.

• Tightening specification: 9 Nm.

• Following attachment, check routing of refrigerant lines on condenser. They must be inserted in holders provided and not make contact with other components.

- Evacuate and fill the refrigerant circuit.

- Operate the A/C system after filling the refrigerant circuit. Refer to => [ A/C System, Operating after Filling Refrigerant Circuit ] A/C System, Operating After Filling Refrigerant Circuit.

- Install the remaining removed components.

- Switch on the ignition.

- Check the DTC memory and erase any displayed entries using the Vehicle diagnostic tester in "Guided Fault Finding".