After Charging A/C System And Before Activating A/C System

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Mechanically Driven A/C Compressor

After attaching the A/C compressor to the engine (before positioning the belt or installing the input shaft). Refer to Refer to A/C SYSTEM, OPERATING AFTER CHARGING and A/C Compressor (1 Of 2) / A/C Compressor (2 Of 2) .

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

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

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

-- After the engine idle speed stabilizes, switch on the A/C compressor and operate for at least 10 minutes at idle speed with maximum cooling output.

Electrically-Driven A/C Compressor

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