Nexen FMCB-7-38 801613 - Manual (Page 12)

12 FORM NO. L-20179-H-1209
FeMale PIlOT BearInG
FMCB 7-28, 7-38, 8-38, anD 8-42
refer to Figure 9.
1. Remove the four Socket Head Cap Screws (Item 8)
and slide the Female Pilot (Item 1), Bearing (Item 2),
and the Drive Disc (Item 4) out of the FMCB.
2. Remove Retaining Ring (Item 6).
3. Press the Drive Disc (Item 4) out of the Bearing (Item
2) and Female Pilot (Item 1).
4. Remove Retaining Ring (Item 3).
5. Fully supporting the Female Pilot (Item 1), press the
old Bearing (Item 2) out of the Female Pilot (Item 1)
note
Do not reuse the bearing. applying force to the inner
bearing race to remove a bearing held by the outer
race causes damage to the bearing.
6. Clean the bearing bore of the Female Pilot (Item 1)
with fresh safety solvent, making sure all old Loctite ®
residue is removed.
7. Apply an adequate amount of Loctite ® 680 to evenly
coat the outer race of the new Bearing (Item 2).
8. Carefully align the outer race of the new Bearing (Item
2) with the bore of the Female Pilot (Item 1).
9. Supporting the Female Pilot (Item 1) and pressing on
the outer race of the new Bearing (Item 2), press the
new Bearing into the Female Pilot.
10. Reinstall Retaining Ring (Item 3).
11. Support the inner race of the new Bearing (Item 2)
and press the Drive Disc (Item 4) into the new Bearing
Item 2) and Female Pilot (Item 1).
12. Reinstall Retaining Ring (Item 6).
13. Apply a drop of Loctite
® 242 to the threads of the
Socket Head Cap Screws (Item 8).
14. Slide the Female Pilot (Item 1), Bearing (Item 2), and
Drive Disc (Item 4) into the FMCB and reinstall the
four Socket Head Cap Screws (Item 8).
15. Tighten the four Socket Head Cap Screws (Item 8)
to 33.2 Nm [24.5 ft-lb] torque.
Figure 9
FMCB
4
3
2
1
8
6
CAUTION
Working with spring loaded or tension
loaded fasteners and devices can cause
injury. Wear safety glasses and take the
appropriate safety precautions.