11
FORM NO. L-20328-B-1112
24. Install the new O-ring Seals (Items 21 and 22) (See
Figure 16).
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 Piston and Housing (Item 1) (See
Figure 16).
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 16).
27. Tighten the four Socket Head Cap Screws (Item 13)
to 24.5 Ft. Lbs. [33.22 N m] torque.
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 16).
29. Tighten the four Socket Head Cap Screws (Item 13)
to 24.5 Ft. Lbs. [33.22 N m] torque.
PARTS REPLACEMENT–INPUT UNIT
NOTE
Remove the Plug (Item 32) and loosen the Set
Screw (Item 31) one full turn to release the Input
Unit Shaft from the FMCBE.
1. Remove the Socket Head Cap Screws (Item 29), Lock
Washers (Item 30), and Hex. Nuts (Item 31); then,
remove the Input Unit from the FMCBE.
2. Fully supporting the Input Unit, press the Shaft (Item
28) out of the Input Unit (See Figure 17).
3. Using a bearing puller, remove the Bearing (Item 19)
from the Flange (Item 27) (See Figure 17).
NOTE
Do not reuse the old bearing. Applying force to
the inner bearing race to remove a bearing held
by the outer race causes damage to the bearing.
4. Clean the bearing bore of the Flange (Item 27) with
fresh safety solvent, making sure all old Loctite
residue
is removed.
5. Apply an adequate amount of Loctite
680 to evenly
coat the outer race of the new Bearing (Item 19) (See
Figure 17).
6. Carefully align the outer race of the new Bearing
(Item 19) with the bore of the Flange (Item 27) and
press the new Bearing into place (See Figure 17).
7. Press the Shaft (Item 28) into the Input Unit (See
Figure 17).
FIGURE 17
29
27
19
25
30
31
28
