1026
Model Code Page
67. Powered front axle Carraro
1. 10. 1999
8450--8950 673 2
B. Changing drive shaft outer oil seal /
bearing bushing
12. Drain oil in the hub, remove the planetary carrier (hub
cover), see instr. 1A stages 1 --- 5 on page 672/1.When
necessary, drain oil in the axle housing.
13. Remove the drive shaft snap ring and the washers (note
the order of the washers).
14. Support the hub with a lifting rope. Disconnect the tie---
rod fro m the steering arm. Remove the king pins/washers
and pull out the hub.
1. Knuckle
housing
2. Oil seal
3. Puller
15. Prise out the drive shaft outer oil seal. Check the condi-
tion of the bearing bushing. Pull out the damaged bushing
with a suitable puller o r knock it out with a suitable tool.
16. Drive in a new bushing with a suitable tool.
17. Fit a new outer seal with a s uitable tool.
18. Grease the bushing and the s eal
19. Wrap a plastic foil round the drive shaft splines (sun
gear) and push the drive shaft into the hub. Remove the
plastic foil, fit the washers (observe order) and fit the snap
ring.
20. Push the hub/knuckle housing together with the drive
shaft into the axle housing (do not damage the drive shaft
inner oil seal).
21. Fit the washers/king pins and tighten the pins to a
torque of 190 Nm. Reconnect the tie---rod (220 Nm).
22. Grease the king pin nipples.
23. Add oil into the axle housing, if drained (6 litres,
80W/90 API GL---5 (LS), e.g. Valtra Axle).
24. Fasten the planetary carrier, see instr. 1A stages 10---13
on page 672/1.
25. Test---run the tractor and ensure that no leaks exist.
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