FORM NO. L-20191-F-1202
14
PARTS REPLACEMENT - MALE PILOT BEARINGS AND O-RING SEALS
FMCBE 7-28, 8-38, AND 8-42
Figure 16
Figure 16
Figure 16
Figure 16
Figure 16
31
23
24
22
29
27
8
32
29
15
Apply a thin film of NEVER-
SEEZ
®
to the spline.
Align the Slotted Spring Pin (Item
25) with the hole in the Piston.
NOTE: Refer to Figure 16.
1.
Remove the old O-ring Seals (Items 23 and 24)
from the Cylinder (Item 22).
Use caution and
always wear safety
goggles when working
with spring or tension
loaded fasteners or
devices such as
retaining ring.
WARNING
2.
Remove the Retaining Ring (Item 32) from the Stub
Shaft (Item 31).
3.
Press the Stub Shaft (Item 31) out of the Male Pilot
(Item 27).
NOTE: One Bearing (Item 29) will come out of the Male
Pilot (Item 27) attached to the Stub Shaft (Item 31).
4.
Press the old Bearing (Item 29) off of the Stub
Shaft (Item 31).
5.
Press the old Bearing (Item 29) out of the Male
Pilot (Item 27).
NOTE: It is not necessary to remove the Retaining Ring
(Item 28) from the inside of the Male Pilot (Item 27).
6.
Clean the bearing bore of the Male Pilot (Item 27)
with fresh safety solvent, making sure all old
Loctite
®
residue is removed.
7.
Press the first new Bearing (Item 29) onto the Stub
Shaft (Item 31).
8.
Apply an adequate amount of Loctite
®
680 to evenly
coat the outer race of the new Bearing (Item 27).
9.
Carefully align the outer race of the new Bearing
(Item 29) with the bore of the Male Pilot (Item 27).
10. Supporting the Male Pilot (Item 27) and pressing on
the outer race of the new Bearing (Item 29), press a
new Bearing and Stub Shaft into the Male Pilot.
12. While supporting both the Stub Shaft and Male
Pilot and pressing on both the inner and outer races
of the new Bearing, press a new Bearing into the
Male Pilot and onto the Stub Shaft.
13. Reinstall the Retaining Ring (Item 32).
14. Coat the o-ring contact surfaces of the Cylinder
(Item 22), new O-ring Seals (Items 23 and 24), and
the Piston located inside the Air Chamber with a
thin film of o-ring lubricant and install the new O-
ring Seals (Items 23 and 24).
15. Align the Slotted Spring Pin (Item 25) in the
Cylinder (Item 22) with the hole in the Piston.
16. Slide the Cylinder onto the FMCBE.
17. Apply a drop of Loctite
®
242 to the threads of the
Socket Head Cap Screws (Item 15).
18. Reinstall the four Socket Head Cap Screws (Item
15) securing the Cylinder to the FMCBE.
19. Tighten the four Socket Head Cap Screws (Item
15) to the recommended torque.
20. Apply a thin film of NEVER-SEEZ® to evenly coat
the splines of the Stub Shaft (Item 31).
21. Slide the Male Pilot and Stub Shaft into the
FMCBE.
22. Apply a drop of Loctite® 242 to the threads of the
Socket Head Cap Screws (Item 8).
23. Reinstall the four Socket Head Cap Screws (Item
8) securing the Male Pilot to the FMCBE.
24. Tighten the four Socket Head Cap Screws (Item 8)
to the recommended torque (See Table 4).
T
T
T
T
Table 4
able 4
able 4
able 4
able 4
E
B
C
M
F
L
E
D
O
M
S
E
U
Q
R
O
T
G
N
I
N
E
T
H
G
I
T
8
M
E
T
I
5
1
M
E
T
I
8
2
-
7
]
b
l
-
t
f
5
.
4
2
[
m
N
2
.
3
3
]
b
l
-
t
f
3
.
2
1
[
m
N
7
.
6
1
8
3
-
8
]
b
l
-
t
f
5
.
9
4
[
m
N
1
.
7
6
]
b
l
-
t
f
5
.
4
2
[
m
N
2
.
3
3
2
4
-
8
]
b
l
-
t
f
5
.
9
4
[
m
N
1
.
7
6
]
b
l
-
t
f
5
.
4
2
[
m
N
2
.
3
3
®
DIST. AUTORIZADO
MEX (55) 53 63 23 31
QRO (442) 1 95 72 60
MTY (81) 83 54 10 18
[email protected]
