Refrigerant Lines, Disconnecting And Connecting From Condenser: Installing

WARNING: This page is about a different car, the 2023 Audi S3, 2023 Audi RS 3, 2023 Audi A3 Quattro, and 2023 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Inspecting Refrigerant Line Connection

Courtesy of AUDI OF AMERICA, LLC

Install in the reverse order of removal while noting the following:

-- Replace the O-rings. Refer to the Parts Information for the version.

-- If equipped, check the alignment pin -4- for damage and correct seating.

-- Check the guide ring -2- on the refrigerant line connection for damage.

-- Insert the O-ring -3- into the groove -arrow- on the refrigerant line connection -1-.

-- Coat the O-rings with refrigerant oil before installing. Refer to SEALS AND GASKETS .

-- Check the refrigerant pipes leading to the evaporator for contamination and damage.

-- Make sure the O-rings fit correctly inside the groove on each refrigerant line.

Routing and securing the refrigerant lines. Refer to LINE ROUTING AND SECURING .

-- Evacuate and charge 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) .