11 28 050 Replacing A/C compressor drive belt (M52 / S52 / M52TU / M54 / M56)
NOTE:
If the drive belt is to be subsequently reused: Mark direction of travel and reinstall drive belt in same direction of travel.
Necessary preliminary tasks:
- If necessary, remove splash guard. See 51 11 000 REMOVING AND INSTALLING COMPLETE FRONT BUMPER (FROM 10/01)
Model with hydraulic drive belt and tension jack:
Remove the dust cab. Push back belt tensioner at bolt connection of guide pulley and remove drive belt.
Model with mechanical drive belt and tension jack:
Press back drive belt tensioner at hexagon head or Torx socket and remove drive belt.
IMPORTANT:
Drive belt must be replaced if fouled with hydraulic fluid.
Installation:
Check drive belt for coolant and oil residues, replace if necessary.
Install drive belt, make sure it is correctly positioned on belt pulleys.