Nexen TL50A/4-E 803017 - Manual (Page 12)

12 FORM NO. L-21174-E-1209
Refer to Figures 9 - 11.
1. Remove the old Compression Springs (Item 17) and
Spring Stiffener Pins (Item 16) from the Drive Ring
(Item 10).
2. Separate the Piston (Item 8) from the Cylinder (Item
9).
3. Remove old O-ring Seals (Items 12 and 13) and Back-
Up Ring Seals (Items 11 & 14).
4. Remove the Retaining Ring (Item 5) from the Piston
(Item 8) (See Figures 9 and 10).
5. Fully supporting the Piston (Item 8), press the old Ball
Bearing (Item 21) out of Piston.
16
17
10
8
9
FIGURE 9
5
21
8
11
12
13
14
9
22
10
FIGURE 10
CYLINDER/PISTON BALL BEARING AND O-RING SEALS
NOTE: Do not reuse the old ball bearings. Applying
force to the inner race to remove a ball bearing held
by the outer race causes damage to the ball bearing.
6. Clean the bearing bore of the Piston (Item 8) with fresh
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 Ball Bearing (Item 21)
and press the new Ball Bearing into the Piston (Item
8).
8. Reinstall Retaining Ring (Item 5).
9. Fully supporting the Cylinder (Item 9), press the old
Ball Bearing (Item 22) and Drive Ring (Item 10) out of
the Cylinder.
10. Using a bearing puller, remove old Ball Bearing (Item
22) from Drive Ring (Item 10).
11. Clean the bearing bore of the Cylinder (Item 9) with
fresh solvent, making sure all old Loctite ® residue is
removed.
12. Apply an adequate amount of Loctite ® 680 to evenly
coat the outer race of the new Ball Bearing (Item 22)
and press the new Ball Bearing into the Cylinder (Item
9).
WARNING
Special attention should be exercised
when working with retaining rings.
Always wear safety goggles when
working with spring or tension loaded
fasteners or devices.