12 31... Replacing alternator belt pulley
Necessary preliminary tasks:
Remove ALTERNATOR DRIVE BELT .
Procedure with special tool 12 7 121:
Illustrations show N42:
If fitted, remove cover cap from belt pulley.
Depending on the alternator version, hold down alternator axis with:
- Torx key
- Slacken multi-tooth socket wrench (special tool 12 7 122).
Release freewheel with special tool 12 7 121 and remove.
Installation note:
Tightening torque: 80 Nm.
Procedure with special tool 12 7 123:
Depending on the alternator version, hold down alternator axis with:
- Torx key
- Hold inner multi-wrench tool (special tool 12 7 122).
Release freewheel with special tool 12 7 123 and a ring spanner and remove.
Installation note:
Tightening torque: 80 Nm.