13
FORM NO. L-20179-F-1002
PARTS REPLACEMENT (MALE PILOT BEARING AND O-RING SEALS)
Always wear safety
goggles when
working with spring
or tension loaded
devices such as
retaining rings.
WARNING
Figure 15
Figure 15
Figure 15
Figure 15
Figure 15
FMCB 130-19 AND 130-24
1.
Remove the old O-ring Seals (Items 21 and 22)
from the Male Pilot (Item 20) (See Figure 15).
2.
Remove the Retaining Ring (Item 24) from the Stub
Shaft (Item 23) (See Figure 15).
3.
Press the Stub Shaft (Item 23) out of the Male Pilot
(Item 20) (See Figure 15).
NOTE: One Bearing (Item 19) will come out of the Male
Pilot (Item 20) attached to the Stub Shaft (Item 23).
4.
Remove the Bearing (Item 19) from the Stub Shaft
(Item 23) (See Figure 15).
5.
Press the second Bearing (Item 19) out of the Male
Pilot (Item 20) (See Figure 15).
6.
Clean the bearing bore of the Male Pilot (Item 20)
with fresh safety solvent, making sure all old
Loctite
®
residue is removed (See Figure 15).
7.
Press the first new Bearing (Item 19) onto the Stub
Shaft (Item 23) (See Figure 15).
8.
Apply an adequate amount of Loctite
®
680 to
evenly coat the outer race of the new Bearing (Item
17).
9.
Carefully align the outer race of the new Bearing
(Item 19) with the bore of the Male Pilot (Item 20)
(See Figure 15).
10. Supporting the Male Pilot (Item 20) and pressing on
the outer race of the new Bearing (Item 19), press
the new Bearing and Stub Shaft into the Male Pilot
(See Figure 15).
11. Apply an adequate amount of Loctite
®
680 to
evenly coat the outer race of the second new
Bearing (Item 19) (See Figure 15).
12. While supporting both the Stub Shaft and Male
Pilot and pressing on both the inner and outer races
of the new Bearing, press the second new Bearing
into the Male Pilot and onto the Stub Shaft.
13. Reinstall Retaining Ring (Item 24) (See Figure 15).
14. Coat the o-ring contact surfaces of the Male Pilot,
Piston, and the O-ring Seals with a thin film of o-
ring lubricant and install the new O-ring Seals
(Items 21 and 22) (See Figure 15).
15. Apply a thin film of NEVER-SEEZ
®
to the spline of
the Stub Shaft (Item 23) (See Figure 15).
16. Align the Slotted Spring Pin (Item 17) in the Male
Pilot with the hole in the Piston.
17. Slide the Male Pilot and Stub Shaft into the FMCB.
18. Apply a drop of Loctite
®
242 to the threads of the
Socket Head Cap Screws (Item 13) (See Figure 15).
19. Reinstall the four Socket Head Cap Screws (Item
13) securing the Male Pilot to the Air Chamber
(Item 12).
20. Tighten the four Socket Head Cap Screws (Item
13) to 33.2 Nm 24.5 ft-lb torque.
12
12
12
12
12
22
22
22
22
22
21
21
21
21
21
23
23
23
23
23
19
19
19
19
19
20
20
20
20
20
19
19
19
19
19
24
24
24
24
24
13
13
13
13
13
Apply a thin film of NEVER-
Seez
®
to the spline.
Align the Slotted Spring Pin (Item 25)
with the hole in the Piston.
®
DIST. AUTORIZADO
MEX (55) 53 63 23 31
QRO (442) 1 95 72 60
MTY (81) 83 54 10 18
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