Toro Multi Pro 1750 Service Manual page 260

8. Inspect center plate for cracks and damage. Replace
center plate if the snap ring groove has more than 15%
of its edges damaged due to nicks, rounding, cracks or
dents.
9. Inspect reduction shaft for wear or damage. If O.D.
of outer needle bearing area is less than 0.864 in. (21.95
mm) or inner needle bearing area is less than 0.982 in.
(24.95 mm), replace the reduction shaft.
10.Inspect countershaft:
A. Inspect countershaft for wear or damage. If O.D.
of inner portion is less than 1.100 in. (27.95 mm) or
71T gear portion is less than 1.179 in. (29.95 mm),
replace the countershaft.
B. Inspect the gear contact condition of the bevel
gear.
Drive Train
UNDAMAGED
GROOVE
DAMAGED
GROOVE EDGES
1. Reduction shaft
2. Outer bearing area
1. Countershaft
2. Inner portion
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Figure 50
Figure 51
1
2
3
Figure 52
3. Inner bearing area
1
2 3
Figure 53
3. Gear portion
Multi Pro 1750