Nexen FMCBE-875 801428 - Manual (Page 15)

15
FORM NO. L-20150-V-1112
PARTS REPLACEMENT / PISTON, DRIVE DISC,
BEARINGS, AND O-RING SEALS
(continued)
23. Lubricate the new O-ring Seals (Items 21 and 22) and
the contact surfaces on the Male Pilot (Item 20) and
Air Chamber (Item 12) with a thin film of fresh O-ring
lubricant (See Figure 18).
24. Install the new O-ring Seals (Items 21 and 22) (See
Figure 18).
25. Align the Spring Pin (Item 17) on the Male Pilot (Item
20) with the hole in the Piston (Item 16) and slide the
Male Pilot into the Air Chamber (Item 12) (See Figure
18).
26. Apply a drop of Loctite ® 242 to the threads of four
Socket Head Cap Screws (Item 13) and secure the
Male Pilot (Item 20) to the Air Chamber (Item 12) (See
Figure 18).
27. Tighten the four Socket Head Cap Screws (Item 13)
to the recommended torque (See Figure 18 and Table
4).
28. Apply a drop of Loctite ® 242 to the threads of four
Socket Head Cap Screws (Item 13) and secure the
Male Pilot (Item 20) and Air Chamber (Item 12) to the
Housing (Item 1) (See Figure 18).
29. Tighten the four Socket Head Cap Screws (Item 13)
to the recommended torque (See Figure 18 and Table
4).
TABLE 4
FIGURE 18
1
12
22
21
20
13
13
17
E B C M F
L E D O M
G N I N E T H G I T D E D N E M M O C E R
) 3 1 M E T I ( E U Q R O T
5 2 6 ] m N 7 . 7 1 [ . s b L . n I 7 5 1
5 7 8 ] m N 2 . 0 3 [ . s b L . n I 7 6 2
5 2 1 1 ] m N 2 . 0 3 [ . s b L . n I 7 6 2
5 7 3 1 ] m N 1 . 7 6 [ . s b L . n I 4 9 5
CAUTION
Working with spring loaded or tension
loaded fasteners and devices can cause
injury. Wear safety glasses and take the
appropriate safety precautions.