Refrigerant Lines, Disconnecting And Connecting From Condenser, Q5 From Product Improvement: Installing

WARNING: This page is about a different variant/trim than selected.

Installation is the reverse of removal, noting the following:

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

-- Clean the refrigerant line connections on the condenser and on the refrigerant lines and check for damage.

-- Check the alignment pin (installed in the condenser connection or the refrigerant line, not present in all connections) for damage and correct seating.

-- 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 .

Q5 with High-Voltage System

-- Initiate the basic setting of the A/C system using the Thermal Management Control Module -J1024- and activate the electric valves using the routine "Stop routine refrigerant circuit filling/flushing" in the Vehicle Diagnostic Tester.

Continuation for All Vehicles

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