Remove/install wheel hub

AR33.20-W-0311D

Remove/install wheel hub

25.06.2020

Front axle

739.5 in model 956

1

Stub axle

2

ABS pulse ring

3

Wheel hub

4

Thrust plate

5

Collar nut

Notes on safety-relevant components

AH00.00-Z-0019-01A



Remove

1

Remove brake disk.

AR42.10-W-0230A

2

Release collar nut (5).

AR33.30-W-0085-06AH

3

Remove collar nut (5) and take off thrust plate (4).

 Socket wrench

*749589010900

4

Screw assembly sleeve onto kingpin (1).

 Assembly sleeve

*739589021400

5

Remove wheel hub (3) from kingpin (1) over assembly sleeve.

6

Remove ABS pulse ring (2) from wheel hub (3).

Only if ABS pulse ring (2) is damaged.



Install

7

Install new ABS pulse ring (2).

Only if ABS pulse ring (2) was removed or if wheel hub (3) is to be replaced.

 Drift

*739589021500

8

Clean machined surface of kingpin (1) thoroughly around entire circumference.

 Use wire brush first and then fine-grained emery cloth.

9

Coat cleaned surface of kingpin (1) around entire circumference with paste.

Multi-purpose paste

*BR00.45-Z-1009-06A

10

Slide wheel hub (3) over assembly sleeve up to contact surface on kingpin (1).

11

Remove assembly sleeve from kingpin (1).

12

Attach new collar nut (5) with new thrust plate (4).

 Attach collar nut (5) while constantly turning wheel hub (3) far enough until wheel hub (3) is lying against steering knuckle.
Then tighten collar nut (5) and do not slacken again.

 Collar nut, wheel hub to steering knuckle spindle

*BA33.20-N-1001-01P

 Socket wrench

*749589010900

13

Secure collar nut (5).

AR33.30-W-0085-03AH

14

Install brake disk.

AR42.10-W-0230A

 Wheel control, hub

Number

Designation

Front axle 739.5 in model 956

BA33.20-N-1001-01P

Collar nut, wheel hub to steering knuckle spindle

Nm

700

Repair materials

Number

Designation

Order number

BR00.45-Z-1009-06A

Multi-purpose paste

A 000 989 80 51