Refrigerant Lines, Removing And Installing, From Connection Point To Rear Expansion Valve: Installing

WARNING: This page is about a different car, the 2023 Audi SQ8, 2023 Audi RS Q8, and 2023 Audi Q8. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of AUDI OF AMERICA, LLC

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

-- Clean the refrigerant lines connections on the connection from the refrigerant pipes -D- and on the refrigerant lines -A and F- for damage.

-- Replace the O-ring seals -B and E- on the refrigerant line connections -D-. Refer to the Parts Information for the correct version.

-- Coat the O-ring seals lightly with refrigerant oil before installing. Refer to REFRIGERANT CIRCUIT SEALS .

-- Make sure the O-rings are seated correctly on the connection for refrigerant pipes.

-- Insert the refrigerant lines -A and F- in the connection for refrigerant pipes -D-.

-- Install the bolt -G-.

-- Check the routing of the refrigerant lines after attachment. They must be inserted in the provided brackets in a tension-free manner and must not come in contact with other components.

-- Evacuate and charge the refrigerant circuit. Refer to Refrigerant Circuit or Working with A/C Service Station .

-- Install the remaining removed components.

-- Switch the ignition on.

-- Operate the A/C system after charging the refrigerant circuit. Refer to A/C SYSTEM, STARTING AFTER CHARGING REFRIGERANT CIRCUIT .