1 | Remove the top and bottom lock rings (1) |
2 | Remove the covers (2) and the top and bottom sealing 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 bearings are removed simultaneously with the king pins due to their collar. |
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4 | Install on the axle bushing on the steering knuckle with the axial bearing and adjust axial clearance using washers |
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5 | Center the steering knuckle with the axial bearing and the compensating washer, selected on beam handle, with the mandrel guide |
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6 | Heat the beam handle with a thermal blower or cool down the king pin in the cooling box with liquid nitrogen |
Warning: Wear gloves or a magnetic holder to mount the king pin. |
The king pin as the axle beam handle and the bushings must be thoroughly clean and dry, free of any oily substance. |
7 | Assemble sealing rings and the retaining caps on upper and lower side |
8 | Install the top and bottom lock rings and confirm whether they fit perfectly in their respective grooves |
Immediately after installing the steering knuckle, lubricate the bushings until fresh grease flows between the steering knuckle and the beam handle. |
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