724
Model Code Page
42. Gearbox
1. 8. 1998
6000--8750 424 2
8. 11. 1990
10. Position the crown wheel and the left hand side differential
side gear. Positio n the friction and steel discs (An earlier disc
pack: the first and the last disc of the disc pack is friction disc.
Latest disc pack: the first and the last disc of the disc pack is
a steel disc).
Note! Earlier there were five friction discs and four steel discs
in the differential lock. In the latest differential loc k there are
five friction discs (internal splines) and six steel discs (lugs on
outer circumference). New, thinner discs can be fitted into the
older tractors without modifications. When changing the
discs, change simultaneously the whole disc pack.
11. Position the left differential casing half. Apply lo cking fluid
to the threads of the crown wheel attaching bolts and tighten
the screws to a torque of 110 Nm.
12. Fit the differential (see Op. 423 4F).
13. Fit final dr ives/brake housings.
14. Fit the PTO unit (see Op. 462 1G).
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