64 52 524 Replacing A/C system compressor (N62, with Dynamic Drive)

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2010 BMW M6, 2010 BMW 650i, 2009 BMW M6, 2009 BMW 650i, and 2008 BMW M6. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Read and comply with warnings relating to working on A/C systems, refer to 64 52 ... NOTES/INSTRUCTIONS ON WORKING ON AIR-CONDITIONING SYSTEMS .

Necessary preliminary tasks:

Remove front assembly underside protection, refer to 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT UNDERBODY PROTECTION .
Remove alternator drive belt, refer to 11 28 010 REPLACING ALTERNATOR DRIVE BELT (N62) .
Release stabilizer on front axle, refer to 37 11 010 REMOVING AND INSTALLING/REPLACING FRONT ACTIVE STABILIZER .
Release coolant tank and place to one side

NOTE: The time value given for this work operation does not include drawing off, evacuating and filling the A/C system!

Drain off air conditioner, refer to 64 50 009 DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R 134A) .

IMPORTANT: Do not place front panel center section (2) on jump start terminals. Do not kink Bowden cables for engine hood/bonnet locking.

Release screws (1).

Remove front panel center section (2) in direction of arrow and place to one side.

Fig 1: Releasing Screws (1) And Removing Front Panel Centre Section (2) In Direction Of Arrow

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Release screws (1) and feed out refrigerant lines (2).

Fig 2: Releasing Screws (1) And Feeding Out Refrigerant Lines (2)

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Tightening torque, refer to 64 53 6AZ in HEATING AND AIR CONDITIONING - TIGHTENING TORQUES - 645CI .

Release screw (1) and disconnect connection.

Fig 3: Releasing Screw (1) And Disconnecting Connection

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Replace all sealing rings.

Tightening torque, refer to 64 53 6AZ in HEATING AND AIR CONDITIONING - TIGHTENING TORQUES - 645CI .

IMPORTANT: Secure compressor (2) against falling out.

Disconnect plug connection (1). Release bolt and nut (3).

Release bolts (4), remove bracket for oil lines (5) and feed out compressor (2) downwards with refrigerant lines.

Fig 4: Removing A/C Compressor With Dynamic Drive

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Tightening torque, refer to 64 52 3AZ in HEATING AND AIR CONDITIONING - TIGHTENING TORQUES - 645CI .

Adapter sleeves (1) must not be damaged.

Fig 5: Identifying Adapter Sleeves (1)

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Replace damaged adapter sleeves.

Installation:

Before feeding in compressor, insert rear bolt (1) with shim (2).

Fig 6: Inserting Rear Bolt (1) With Shim (2)

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Replacement:

Release screws (1) and remove refrigerant lines.

Fig 7: Releasing Screws (1) And Removing Refrigerant Lines

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Installation:

Replace all sealing rings.

Tightening torque, refer to 64 52 1AZ in HEATING AND AIR CONDITIONING - TIGHTENING TORQUES - 645CI .