11 28 050 Replacing A/C compressor drive belt (N62)

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

64 1 040 . See HEATING AND AIR CONDITIONING - SPECIAL TOOLS .

Necessary preliminary tasks:

Remove alternator drive belt .
Remove engine splash guard.

Installation:

If reusing the drive belt, mark the direction of rotation and reinstall in the same direction.

Check drive belt for coolant and oil residues, replace if necessary.

IMPORTANT: If contaminated with hydraulic fluid: Replace drive belt.

Rotate engine at central bolt in direction of engine rotation.

At the same time, pull off drive belt (1) towards front in direction of arrow using a clean cloth (2).

Remove drive belt (1) towards front.

Fig 1: Removing Drive Belt

Courtesy of BMW OF NORTH AMERICA, INC.

Place drive belt (1) in position.

Clamp drive belt (1) with special tool 64 1 040 on belt pulley.

NOTE: With DynamicDrive optional extra, detach bracket from A/C compressor (risk of damage ).

Fig 2: Identifying Drive Belt

Courtesy of BMW OF NORTH AMERICA, INC.

Crank engine at central bolt in direction of rotation until drive belt is fully guided in belt pulley.

Remove special tool 64 1 040.

Fig 3: Identifying Special Tool (64 1 040)

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check installation position of drive belt.

Assemble vehicle.