11 28 050 Replacing drive belt for a/c compressor (M60 / M62 / M73): Installation
WARNING: This page is about a different variant/trim than selected.
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.
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).