Wheel Bearing Housing, Servicing

Wheel Bearing Housing, Servicing






1. Wheel bearing housing
Do not grease bearing seat in wheel bearing housing before pressing in wheel bearing
After replacing, check and if necessary adjust wheel alignment

2. Clamping sleeve
Always replace
Left and right sides identical
Grease all around with brake cylinder paste before inserting into wheel bearing housing
Press into wheel bearing housing until fully seated

3. ABS wheel speed sensor
To remove, pull out
Do not install until drive axle has been installed
To install, press in by hand until fully seated

4. Bonded rubber bushing
Replacing refer to Figs. 1, 2 and 3.
Always replace both bushing halves

5. Wheel bearing
Stepped design
Installation position: larger inner diameter of wheel bearing faces wheel hub -7-
Removing refer to Fig. 4
Installing refer to Fig.5

6. Splash shield
Bolt to wheel bearing housing

7. Wheel hub
Removing refer to Fig. 6
Installing -Fig.7
Pressing off bearing inner race refer to Figs. 8 and 9.

8. Bolt 10 Nm (7 ft. lbs.)

Fig. 1 Inserting assembly device into wheel bearing housing






- Position 3292/1 support onto bonded rubber bushing.
- Push 3292 assembly device over 3292/1 support and move into position.
- Tighten threaded spindle up to stop so that both jaws of 3292 assembly device are located in annular groove between bonded rubber bushing and wheel bearing housing.

Fig. 2 Bolting cross bar onto assembly device






- Center 3292/2 cross bar and move fully up against 3292/1 support by tightening both bolts.
- Screw in spindle of 3292/2 cross bar until bushing is drawn out.

Fig. 3 Installing bonded rubber bushing






- Install bonded rubber bushing on both sides and perpendicular to hole in wheel bearing housing.
- Position one 3293/3 thrust piece each onto two bushings and use threaded spindle to draw in bushing up to stop.

Fig. 4 Removing wheel bearing from wheel bearing housing






Fig. 5 Installing wheel bearing






- If necessary, remove any corrosion/dirt from hole in wheel bearing housing.
- Press in bearing -A- until fully seated.
Larger inner diameter of wheel bearing faces wheel hub

Fig. 6 Removing wheel hub from wheel bearing housing






Fig. 7 Installing wheel hub






CAUTION: VW519 sleeve must only contact the bearing inner race when pressing in the wheel hub

- Press fully home.

Fig. 8 Installing separating device






- Install separating device into annular groove of bearing inner race and preload with spindle.

Note: Use commercially available separating device, e.g. KUKKO 15-17.

Fig. 9 Pressing bearing inner race off wheel hub