Expansion Valve, Removing And Installing: Installing

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

• Coat the O-ring seals -E and F- lightly with refrigerant oil before installing. Refer to SEALS AND GASKETS .
• Install the refrigerant lines stress-free.

-- Check the support ring -D- for proper installation position and check the grommet in the plenum chamber rear panel for damage and proper installation.

-- Clean the connecting tubes -B and C- for the evaporator and check for damage.

-- Check that the retaining plate -A- is correctly positioned on the evaporator connecting tubes -B and C-.

Courtesy of AUDI OF AMERICA, LLC

-- Insert the O-rings -D and E- into the grooves from the connecting tubes -B and C- -arrows-.

-- Always clean the expansion valve and refrigerant lines around the connection area and check for damage.

-- Make sure the O-rings fit properly inside the grooves in the refrigerant line connections -B and C-.