Husqvarna HUV4420 Service Manual page 51

HYDRAULIC AND PARK BRAKE SYSTEMS
13. Install a new bearing on the disc and hub.
13.1. Position the upright on 2 x 2-inch, or larger, steel blocks (1) as shown (Figure 5-14, Page 5-13).
13.2. Position a new bearing (7) into the bearing cavity of the upright.
13.3. Use a bar or rod (8) slightly smaller than the outside diameter of the bearing, but large enough to
include the outside bearing race, and press the bearing into the bearing cavity until it bottoms out
and the snap ring groove is clear. See following CAUTION.
CAUT ION
• Press against the entire bearing surface.
8
1
Figure 5-14 Position Upright for New Bearing
14. Install the snap ring (9) into the upright bearing cavity above the bearing (Figure 5-12, Page 5-12).
15. Press the shaft on the disc and hub into the bearing (Figure 5-15, Page 5-13).
15.1. Position the disc and hub (6) onto a 2 x 2-inch, or larger, steel block as shown (Figure 5-15,
Page 5-13). See following CAUTION.
CAUT ION
• Do not press against the lug bolts. Press only against the center of the hub.
15.2. Apply anti-seize compound to the hub and disc shaft.
15.3. Position the upright (5) and bearing (7) onto the shaft of the disc and hub as level as possible.
15.4. Use a rod or bar (8) larger than the inner race diameter of the bearing (7), and press the bearing
onto the disc and hub shaft until it bottoms out against the shoulder of the disc and hub shaft.
16. The disc and hub shaft should be approximately 1/16 inch below the bearing inner race surface
(Figure 5-16, Page 5-14).
2005 HUV4420 Gasoline and HUV4420-D Diesel Vehicle Maintenance and Service Manual
8
7
5
6
5
1
Figure 5-15 Press Disc and Hub into Bearing
5
Brake Disc and Hub
7
1
Page 5-13