ar3325b040010f

Removing and installing kingpin

Type ar · emne 33.25 · version 0101 · 2020-07-08

Gælder for: Front axle 739.397

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 2 Chassis › 33 Foraksel › 33.25 Akselsamling, styrespindel

EinPAS 17 Drivstreng/aksel › 17.50 Foraksel › 17.50.42 akselspindel/hjulnav/hjulleje

Gælder også for motorer/gearkasser: 739 397

AR33.25-B-0400-10F

Removing and installing kingpin

Front axle

739.397

Removing and installing kingpin

1

Remove upper and lower lock-rings (1)



2

Remove covers (2) and upper and lower seal rings (3)



3

Remove the kingpin with a press and only in the direction from the bottom up


On VL 4 axles, the upper needle roller bearings are removed simultaneously with the king pins due to their collar.


B33.25-0042-01

Removing and installing kingpin

4

Install, on the beam handle (5), the steering knuckle (4) with the axial bearing (7) and adjust the axial clearance through compensating washers (6)


B33.25-0044-01

Removing and installing kingpin

5

Centralize the steering knuckle (4) with the axial bearing (7) and the compensating washer (6) selected on the beam handle (5), with the guide mandrel (8)


B33.25-0043-01

Removing and installing kingpin

6

Heat the beam handle (5) with a thermal blower or cool down the king pin in the cooling box using liquid nitrogen


Warning: Wear gloves or a magnetic holder to mount the king pin.


The kingpin as the axle beam fist and the bushings are to be thoroughly clean and dry, free of any oily substance.



7

Assemble the seal rings (3) and the top and bottom sealing covers (2)



8

Install the upper and lower lock-rings (1) noting that they fit perfectly in the respective grooves


Immediately after installing the steering knuckle, lubricate the bushings until fresh grease exits between the steering knuckle and the axle beam.


B33.25-0042-01