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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> General Servicing >> AIR CONDITIONING [R134a SERVICING] (GENERAL INFORMATION) (CABRIOLET) >> 87 Air Conditioning >> A/C System, General Information >> After Charging A/C System

After Charging A/C System

Mechanically Driven A/C Compressor 

After installing the A/C Compressor to the engine (before positioning the belt or installing the driveshaft) Refer to A/C SYSTEM, OPERATING AFTER CHARGING and A/C COMPRESSOR .

-- Turn the A/C compressor by hand via the clutch plate or belt pulley on the A/C clutch approximately 10 turns.

After charging. Refer to A/C SYSTEM, OPERATING AFTER CHARGING .

-- Start the engine with the A/C turned off (A/C Clutch -N25- and A/C Compressor Regulator Valve -N280- are not actuated).

-- Following engine idling speed stabilization, switch on A/C compressor and run it for at least 10 minutes at idling speed with maximum cooling output.

Electrically Driven A/C Compressor

-- First start the electrically driven A/C compressor after filling the refrigerant circuit via the "Compressor Cut-In" function from the basic setting. Refer to A/C SYSTEM, OPERATING AFTER CHARGING and Vehicle Diagnostic Tester in the "Guided Fault Finding" Function for the A/C System and the Battery Regulation.

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