Install two adjusting nuts 4 (figure 3-71) so that they come into contact with the bearing rings.
Install the bearing caps and tighten the mounting bolts with a torque wrench.
Figure 3-71. Checking the differential box bearing preload using the A.95688/P device:
1 - screw of the device;
2 - key 67.7812.9571;
3 - driven gear;
4 - adjusting nut;
5 - intermediate lever;
6 - mounting screw;
7 - indicator bracket;
8 - bracket mounting screw;
9 - indicator for checking the preload of bearings.