Multiquip SP2S20H20A - Manual (Page 41)

SP213H20A / SP2S20H20A SAWS — OPERATION AND PARTS MANUAL — REV. #1 (05/17/10) — PAGE 41
Blade Shaft Bearing Replacement
Although the steps for this operation are listed here, it is recom-
mended that this procedure be performed by an authorized ser-
vice center.
The SP2 saw is supported by “tapped base lock collar (w/set
screw)" self-aligning
Blade Shaft Bearings (Figures 57 and
58). These heavy duty bearings support the 1-1/4 blade shaft,
and have grease (zerk) points conveniently located for service.
Figure 57. Blade Side Bearing (Right Side)
1. Replace both left & right bearings. Never replace one and not
the other.
2. Follow steps 1 thru 4 of Drive V-Belt(s) Replacement &
Tension Adjustments.
3. Remove Drive V-belts.
Reference Figure 57 & Figure 58 for steps 4-9
4. Remove Blade Hex Nuts (Figures 57 & 58, item 1) and
Figure 58. Pulley Side Bearing (Left Side)
MAINTENANCE
Outside/Inside Blade Flanges (Figures 57, item 2 & 3)
5. Loosen set screws (Figure 58, item 4) and slide Pulley
(Figure 58, item 5) off the Blade Shaft. Loosen Bearing set
screw, remove
Bearing Bolt (Figure 58, item 6) and slide the
Blade Shaft Bearing (Figure 58, item 8) off the blade shaft.
6. Loosen set screws (Figure 57, item 5), remove Bearing
Bolt (Figure 57, item 4) and slide the Blade Shaft Bearing
(Figure 57, item 6) off the blade shaft.
7. Replace Blade Shaft Bearings and reassemble the Blade
Shaft Assembly.
8. Re-tension Drive V-belts as shown in the Drive V-Belt(s)
Replacement & Tension Adjustments section.
10. Replace all guards and covers.
Figure 56. V-Belt Alignment
Figure 55. Pulley Alignment