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

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2018 Audi S6, 2018 Audi A6 Quattro, 2018 Audi A6, 2017 Audi S6, and 2017 Audi A6 Quattro. 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 REFRIGERANT CIRCUIT, CLEANING (FLUSHING) WITH REFRIGERANT R134A or blowing through with compressed air and nitrogen. Refer to REFRIGERANT CIRCUIT, FLUSHING 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 [For engine(s) CTUA, CAED, CREH, CEUC, CTGE, CREC, CYNB, CPNB] .

-- Remove receiver/dryer, or accumulator. Refer to REFRIGERANT CIRCUIT [For engine(s) CTUA, CAED, CREH, CEUC, CTGE, CREC, CYNB, CPNB] .

-- Remove dirt from receiver 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.