Refrigerant Lines For Battery Cooling Module In Luggage Compartment, Removing And Installing: Removing

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-- Turn off the ignition.

-- Discharge the refrigerant circuit. Refer to USING SERVICE STATION . For additional information, refer to OVERVIEW - REFRIGERANT CIRCUIT, NOT OPENING THE REFRIGERANT CIRCUIT, VEHICLES WITHOUT HIGH VOLTAGE SYSTEM and OVERVIEW - REFRIGERANT CIRCUIT, OPENING THE REFRIGERANT CIRCUIT, VEHICLES WITHOUT HIGH VOLTAGE SYSTEM (Refrigerant R134a, Servicing; Refrigerant Circuit, Using Service Station).

-- Remove the high voltage battery. Refer to HIGH VOLTAGE BATTERY, REMOVING AND INSTALLING .

-- Remove the bolts -2 and 3- and the refrigerant lines -1 and 4-.

Fig 1: Identifying Refrigerant Line Components

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -2 and 4- and disconnect and remove the refrigerant pipes -1 and 3-.

Fig 2: Identifying Refrigerant Pipe Components

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Close all open lines and connections on the refrigerant line with suitable caps (avoid dirt and moisture from entering the system).