64 52 523 Replacing A/C system compressor (S85)

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:

Drawing off, evacuating and filling the A/C system are not included in the time value given for this work operation.
Remove right intake filter housing. See 13 71 020 REMOVING AND INSTALLING RIGHT INTAKE FILTER HOUSING (S85)
Remove A/C compressor drive belt. See 28 V-RIBBED BELT W-TENSIONER
Remove front underbody protection. See 47 FLOOR-LUGGAGE COMPARTMENT-ENGINE
Remove stabilizer from front axle carrier. See 31 35 000 REMOVING AND INSTALLING/REPLACING FRONT STABILIZER
Remove right tension strut from front axle carrier. See 31 12 080 REMOVING AND INSTALLING/REPLACING BOTH TENSION STRUTS

Release screws (1). Tightening torque, see 64 52 1AZ in 52 COMPRESSOR . Disconnect pressure and suction lines. Installation: Replace sealing rings. Use special tool 00 9 030 to mount sealing rings without damaging them. Disconnect plug connection (2).

Fig 1: Release Screws And Disconnect Plug Connection (2)

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1). Tightening torque, see 64 52 3AZ in 52 COMPRESSOR .

Fig 2: Release Screw (1)

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Close openings or line to compressor with special tool 32 1 270, to avoid media leak and dirt contamination.

NOTE: Secure compressor (1) against falling out.

Release screws (2, 3). Tightening torque, see 64 52 3AZ in 52 COMPRESSOR . Feed out compressor (1).

Fig 3: Release Screws (2, 3)

Courtesy of BMW OF NORTH AMERICA, INC.

After installation: Evacuate and fill A/C system