Nexen TCB07 835186 - Manual (Page 9)

6
FORM NO. L-20169-D-0501
BEARING REPLACEMENT
1. Proceed with Steps 1 - 4 of PARTS REPLACE-
MENT—FRICTION FACINGS.
2. Loosen Set Screws (Item 3) and remove TCB-7
Housing and Rotor from machine shaft (See
INSTALLATION).
Special attention should be exercised when
working with retaining rings. Always wear
safety goggles when working with spring or
tension loaded fasteners or devices.
3. Remove Retaining Ring (Item 7) (See Figure 9).
4. Fully supporting Housing (Item 1), press the Friction
Disc Hub (Item 2) out of the Bearing (Item 4) and
Housing (Item 1) (See Figure 9).
5. Remove the Retaining Ring (Item 8) (See Figure 9).
Housing
(Item 1)
Bearing
(Item 4)
Retaining Ring
(Item 8)
Retaining Ring
(Item 7)
Friction
Disc Hub
(Item 2)
FIGURE 9
6. Fully supporting Housing (Item 1), press the old
Bearing (Item 4) out of the Housing (Item 1) (See
Figure 9).
7. Clean the bearing bore of the Housing with safety
solvent making sure all Loctite
® residue is removed.
8. Apply an adequate amount of Loctite ® 680 to evenly
coat the outer race of the new Bearing (Item 4); then,
align the new Bearing with the bore of Housing and
press the new Bearing into place.
9. Install Retaining Ring (Item 8) (See Figure 9).
10. Slide Friction Disc Hub (Item 2) into Bearing (Item 4)
and Housing (Item 1) (See Figure 9).
11. Install Retaining Ring (Item 7) (See Figure 9).
12. Proceed with Steps 7 - 9 of PARTS REPLACE-
MENT—FRICTION FACINGS.
13. Install TCB-7 (See INSTALLATION).
REPLACEMENT PARTS
The item or balloon number for all Nexen products is used
for part identification on all product parts lists, product
price lists, unit assembly drawings, bills of materials, and
instruction manuals. When ordering replacement parts, specify model
designation, item number, part description, and quantity.
Purchase replacement parts through your local Nexen
Distributor.