Receiver/Dryer Or Reservoir, Replacing Without The Need For Flushing Refrigerant Circuit

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.

NOTE:

Cleaning the refrigerant circuit means flushing it with refrigerant R134a (refer to Refer to REFRIGERANT CIRCUIT, CLEANING (FLUSHING) WITH REFRIGERANT R134A ) or blowing through with compressed air and nitrogen (refer to Refer to REFRIGERANT CIRCUIT, CLEANING WITH COMPRESSED AIR AND NITROGEN ).

For example, in the event of accident damage; no escape of refrigerant and no ingress of moisture and dirt into circuit.

-- Discharge the refrigerant circuit.

-- Replace the restrictor. Refer to Refrigerant Circuit (vehicle-specific repair information).

-- Remove the receiver/dryer or reservoir. Refer to Refrigerant Circuit (vehicle-specific repair information).

-- Remove dirt from the receiver/dryer or reservoir.

-- Weigh removed receiver/dryer or reservoir.

-- Add refrigerant oil to the reservoir until it is the same weight as the receiver/dryer that was removed.

-- Install new receiver/dryer or reservoir.

-- Assemble, evacuate and charge the refrigerant circuit.