Nexen FMCB-7-38 801613 - Manual (Page 19)

FORM NO. L-20179-H-1209 19
Male PIlOT BearInGS
refer to Figure 18.
1. Remove the first Retaining Ring (Item 32) from the
Stub Shaft (Item 31).
2. Press the Stub Shaft (Item 31) out of the Male Pilot
(Item 27).
note
Bearing (Item 30) will come out of the Male Pilot
(Item 27) attached to the Stub Shaft (Item 31).
3. Remove the second Retaining Ring (Item 32) from the
Stub Shaft (Item 31).
4. Remove the old Bearing (Item 30) from the Stub Shaft
(Item 31).
5. Remove Retaining Ring (Item 28) from the Male Pilot
(Item 27).
6. Press the second old Bearing (Item 29) out of the
Male Pilot (Item 27).
7. Clean the bearing bore of the Male Pilot (Item 27)
with fresh safety solvent, making sure all old Loctite ®
residue is removed.
8. Press the new Bearing (Item 30) onto the Stub Shaft
(Item 31).
FMCB 7-38 9. Reinstall the first Retaining Ring (Item 32) onto the
Stub Shaft (Item 31).
10. Apply an adequate amount of Loctite ® 680 to evenly
coat the outer race of new Bearing (Item 29).
11. Carefully align the outer race of the new Bearing (Item
29) with the bore of the Male Pilot (Item 27).
12. Supporting the Male Pilot (Item 27) and pressing on
the outer race of the new Bearing (Item 29), press the
new Bearing into the Male Pilot.
13. Reinstall Retaining Ring (Item 28).
14. Apply an adequate amount of Loctite
® 680 to evenly
coat the outer race of the new Bearing (Item 30).
15. While supporting the inner race of Bearing (Item 29)
and pressing on the outer race of the Bearing (Item
30), press the new Bearing and Stub Shaft into the
Male Pilot and Bearing.
16. Reinstall the second Retaining Ring (Item 32).
17. Apply a thin film of NEVER-SEEZ
® to evenly coat the
splines of the Stub Shaft (Item 31).
18. Slide the Male Pilot and Stub Shaft into the FMCB.
19. Apply a drop of Loctite
® 242 to the threads of the
Socket Head Cap Screws (Item 8).
20. Reinstall the four Socket Head Cap Screws (Item 8)
securing the Male Pilot to the FMCB.
21. Tighten the four Socket Head Cap Screws (Item 8)
to 33.2 Nm [24.5 ft-lb] torque.
Figure 18
14
31
30
32
27
8
29
28
32
Apply a thin film of NEVER-
SEEZ
® to the spline.
Align the Slotted Spring Pin (Item
25) with the hole in the Piston.
CAUTION
Working with spring loaded or tension
loaded fasteners and devices can cause
injury. Wear safety glasses and take the
appropriate safety precautions.