5.3.2.2. Stem Nut For Output Drive Type A: Finish Machining - AUMA SAEx 07.2 Operation Instructions Manual

SAEx 07.2 SAEx 16.2 / SAREx 07.2

5.3.2.2. Stem nut for output drive type A: finish machining

Information
Procedure
SAREx 16.2
This working step is only required if stem nut is supplied unbored or with pilot bore.
For exact product version, please refer to the order-related technical data sheet or
the AUMA Assistant App.
Figure 14: Output drive type A
[1] Stem nut
[2] Axial needle roller bearing
[2.1] Axial bearing washer
[2.2] Axial needle roller and cage assembly
[3] Spigot ring
1. Remove spigot ring [3] from output drive.
2. Remove stem nut [1] together with axial needle roller bearings [2].
3. Remove axial bearing washers [2.1] and axial needle roller and cage assemblies
[2.2] from stem nut [1].
4. Drill and bore stem nut [1] and cut thread.
5. Clean the machined stem nut [1].
6. Apply sufficient Lithium soap EP multi-purpose grease to axial needle roller and
cage assemblies [2.2] and axial bearing washers [2.1], ensuring that all hollow
spaces are filled with grease.
7. Place greased axial needle roller and cage assemblies [2.2] and axial bearing
washers [2.1] onto stem nut [1].
8. Re-insert stem nut [1] with axial needle roller bearings [2] into output drive.
9. Screw in spigot ring [3] until it is firm against the shoulder.
Assembly
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