Nexen TL 10 - 15 801570 - Manual (Page 15)

12 FORM NO. L-21185-B-1209
REFER TO FIGURES 15-17.
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 Cylinder (Item 9).
3. Remove old O-ring Seals (Items 12,13) and Back-Up
Ring Seals (Items 11 and 14).
4. Remove the Retaining Ring (Item 5) from the Piston
(Item 8).
5. Press the old Ball Bearing (Item 21) out of the Piston
(Item 8).
NOTE
Do not reuse old Ball Bearings. Applying force
to the inner race to remove a ball bearing held
by the outer race causes damage to ball bearing.
6. Clean bearing bore of Piston (Item 8) with fresh
solvent, making sure all 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 new Ball Bearing into the Piston (Item 8).
8. Reinstall Retaining Ring (Item 5).
9. Press the old Ball Bearing (Item 22) and Drive Ring
(Item 10) out of Cylinder (Item 9).
10 Using a bearing puller, remove the old Ball Bearing
(Item 22) from the 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 new Ball Bearing into Cylinder (Item 9).
13. Supporting the inner race of the Ball Bearing (Item
22), press the Drive Ring (Item 10) into the Cylinder
(Item 9) and new Ball Bearing (Item 22).
14. Lubricate the new O-ring Seals (Items 12 and 13),
Back-Up Ring Seals (Items 11 and 14), and seal
contact surfaces of the Piston (Item 8) and Cylinder
(Item 9) with a thin film of fresh o-ring lubricant.
CYLINDER/PISTON BALL BEARING AND O-RING SEALS
NOTE
When installing new O-ring Seals (Items 12
and 13) and Back-Up Ring Seals (Items 11
and 14), make sure the curved surface of the
Back-Up Ring Seal matches the curved surface
of the O-ring Seal. Back-Up Ring Seals must
be installed on the non-pressurized side of
the O-ring.
15. Install new O-ring Seals (Items 11 and 14) and new
Back-Up Ring Seals (Items 11 and 14).
16. Press the Piston (Item 8) back into Cylinder (Item 9).
CAUTION
Working with spring loaded or tension
loaded fasteners and devices can cause
injury. Wear safety glasses and take the
appropriate safety precautions.
17
16
10
8
9
FIGURE 15
5
21
8
11
12
13
14
9
22
10
FIGURE 16
FIGURE 17