31 21 090 Removing and installing/replacing left or right swivel bearing
Special tools required:
Necessary preliminary tasks:
- Remove FRONT BRAKE DISC
- Remove FRONT PULSE GENERATOR FROM SWIVEL BEARING
- Remove CONTROL ARM FROM SWIVEL BEARING
- Remove TIE ROD END FROM SWIVEL BEARING
- Remove BRACKET FOR STABILIZER LINK FROM SWIVEL BEARING
- Remove TENSION STRUT FROM SWIVEL BEARING
IMPORTANT:
- Check sensor head and line from pulse generator prior to installation for external damage, replacing if necessary.
Spread swivel bearing with special tool 31 2 230 .
Lower swivel bearing with workshop jack.
Installation:
Keep press fit of swivel gearing and spring strut in lower area clean and free from oil and grease.
Spread swivel bearing with special tool 31 2 230 , align by means of gap to web on back of spring strut and raise as far as it will go.
Replacement:
- Modify WHEEL BEARING or replace if necessary
- Modify BRAKE CARRIER/BRAKE GUARD PLATE
After installation:
- Replacement only: Perform chassis alignment check. See KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH LOAD UP TO DESIGN POSITION or KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH RIDE-HEIGHT MEASUREMENT WITHOUT LOAD .