11 28 050 Replacing drive belt for a/c compressor (M60 / M62 / M73)

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NOTE: If the drive belt is to be reused, mark direction of travel and reinstall drive belt in same direction of rotation.

If necessary, remove splash guard.

Remove alternator drive belt, refer to 11 28 010 REPLACING ALTERNATOR DRIVE BELT (M62). Loosen nuts (2 and 3) and remove compressor drive belt.

Installation

Check drive belt for coolant and oil residue and replace if necessary.

CAUTION: It is essential to replace drive belt if it comes into contact with hydraulic fluid.

Fig 1: Loosening Nuts And Removing Compressor Drive Belt

Courtesy of BMW OF NORTH AMERICA, INC.

Installation

Fit drive belt and check it is correctly located on pulleys.

Tighten hex head (1) to remove adjustment plate up to end of long bore, then tighten nut (3) followed by nut (2).

Fig 2: Tightening Hex Head To Remove Adjustment Plate

Courtesy of BMW OF NORTH AMERICA, INC.