Leaking Or Damaged Components, Replacing, Filled Refrigerant Circuit Except A/C Compressor And Receiver/Dryer
WARNING: This page is about a different car, the 2024 Audi SQ7, 2024 Audi Q7, 2023 Audi SQ7, and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
Refrigerant circuit still contains refrigerant (for example, with minor leak)
- Pay attention to the general information for replacing components. Refer to GENERAL INFORMATION FOR REPLACING COMPONENTS .
-- Discharge the refrigerant circuit. Refer to WORKING WITH A/C SERVICE STATION .
-- Remove the malfunctioning component, flush with compressed air, collect escaping refrigerant oil.
-- The new component is to be filled with the amount of refrigerant oil flushed out (positive 20 cm3 for evaporator, positive 10 cm3 for condenser, refrigerant pipes and refrigerant hoses) as fresh refrigerant oil.
NOTE:
Dispose of old refrigerant oil (pay attention to local regulations).
-- Assemble, evacuate and fill the refrigerant circuit. Refer to WORKING WITH A/C SERVICE STATION .