31 21 090 Removing and installing/replacing left or right swivel bearing
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Special tools required:
- 31 2 230
Necessary preliminary tasks:
- Remove front brake disc . See FRONT BRAKES .
- Remove front pulse generator from swivel bearing . See 34 52 525 REPLACING ONE FRONT PULSE GENERATOR .
- Remove control arm from swivel bearing . See control arm .
- Remove tie rod end from swivel bearing . See 32 21 151 REPLACING LEFT OR RIGHT TIE ROD .
- Remove bracket for stabilizer link from swivel bearing . See 31 35 007 Removing and installing/replacing holder for left or right push rod/stabilizer .
- Remove tension strut from swivel bearing . See 31 12 080 Removing and installing/replacing both tension struts .
E63, E64: 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 or if necessary replace wheel bearing . See 31 21 180 Replacing bearings (wheel hub) for front wheel .
Modify brake carrier/brake guard plate . See DISC .
After installation:
- Replacement only: Perform chassis alignment check.