FORM NO. L-21099-E-0904
6
Figure 5
3
6
14
Figure 6
Figure 7
2
15
4
4
4
19
5
5
Refer to Figures 4 & 5.
5.
Carefully and Slowly apply air to the Air Chamber
(Item 3) while rocking the bearing and piston
combination. The Piston (Item 11) and Bearing
(Item 10) should now be separated from Air
Chamber (Item 3) housing.
6.
Remove Bearing (Item 10) from Piston (Item 11).
7.
Clean the new Bearing (Item 10) and Piston (Item
11) surface and apply an adequate amount of
Loctite
®
680 to evenly coat the outer race of the
new bearing.
8.
Press the new Bearing (Item 10) onto the Piston.
9.
Press the Bearing (Item 6) out of the Air Chamber
(Item 3).
10. Clean the new Bearing (Item 6) and Air Chamber
(Item 3) surface and apply an adequate amount of
Loctite
®
680 to evenly coat the outer race of the
new bearing.
11. Install the new bearing (Item 6) into the Air
Chamber (Item 3), taking care to press on the OD
of the bearing to prevent Brinelling of the races.
12. Remove the O-rings (Items 12 & 13) from the
Piston (Item 11) and clean the piston so it is free of
any contaminants.
13. Install new O-rings (Items 12 & 13) and apply a
generous amount of lubrication to the O-rings and
the Air Chamber wall it rides against.
14. Remove Retaining Rings (Item 7 & 14) from the
Pilot (Item 2) end of the unit.
15. Remove the Hub (Item 1) from the Pilot (Item 2).
16. Using the proper fixtures, press the old bearing (Item
6) out of the Pilot (Item 2).
NOTE: Be sure to use a fixture that will support the
Pilot (Item 3), keeping the pins from being damaged.
17. Clean the new Bearing (Item 6) and Pilot (Item 2)
surface and apply an adequate amount of Loctite
®
680 to evenly coat the outer race of the new
bearing.
18. Press new Bearing (Item 6) into Pilot (Item 2).
R
EASSEMBLY
19. Support the inner race of the pilot Bearing (Item 6)
and press the Hub into the Pilot (Item 1). Reinstall
the retaining rings.
20. Reinstall all of Friction Facings (Item 4), Friction
Plates (Item 5), Springs (Item 19) and Washers
(Item 20). (See Figure 7.)
21. Set the Pilot/Hug assembly on the Arbor Press and
place the Air Chamber/Piston assembly on top of
the Hub.
22. Holding the Air Chamber (Item 3) and the hollow
shaft on top of the hub, press Air Chamber back
onto the unit.
23. Insert the Retaining Ring (Item 14) onto the Hub
(Item 1).
24. Verify the unit is functional by applying air to the
unit and watching it engage and disengage.
6
2
15
7
®
DIST. AUTORIZADO
MEX (55) 53 63 23 31
QRO (442) 1 95 72 60
MTY (81) 83 54 10 18
[email protected]
