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MQ SP2 SLAB SAW — PARTS & OPERATION MANUAL — REV. #7 (09/08/06) — PAGE 35
Blade Shaft Bearing Replacement
The SP2 slab saw is supported by “tapped base lock collar (w/
set screw)" self-aligning
Blade Shaft Bearings
(Figures 51
and 52). These heavy duty bearings support the 1-1/4 blade
shaft, and have grease (zerk) points conveniently located for
service.
Figure 50. Blade Side Bearing (Right Side)
1. It is recommended to replace both left & right bearings at the
same time.
2. Follow steps 1 thru 4 of Drive V-Belt(s) Replacement &
Tension Adjustments.
3. Remove Drive V-belts.
Figure 51. Pulley Side Bearing (Left Side)
MQ SP2 SLAB SAW — MAINTENANCE
Reference Figure 50 & Figure 51 for steps 4-9
4. Remove
Blade Hex Nuts
(Figures 50 & 51, item 1) and
Outside/Inside Blade Flanges
(Figures 50, item 2 & 3)
5. Loosen
set screws
(Figure 51, item 4) and slide
Pulley
(Figure 51, item 5) off the Blade Shaft. Loosen Bearing set
screw, remove
Bearing Bolt
(Figure 51, item 6) and slide the
Blade Shaft Bearing
(Figure 51, item 8) off the blade shaft.
6. Loosen
set screws
(Figure 50, item 5), remove
Bearing
Bolt
(Figure 50, item 4) and slide the
Blade Shaft Bearing
(Figure 50, 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.