Toro Z Master Professional 7500-D Series Operator's Manual page 59

Figure 70
1. Sail area of the blade
2. Blade
3. Flat of the spindle shaft
Sharpening the Blades
1. Use a file to sharpen the cutting edge at both
ends of the blade
Note:
Maintain the original angle.
Note:
The blade retains its balance if the same
amount of material is removed from both cutting
edges.
Figure 71
1. Sharpen at original angle.
2. Check the balance of the blade by putting it on a
blade balancer (Figure
Note:
If the blade stays in a horizontal position,
the blade is balanced and can be used.
Note:
If the blade is not balanced, file some
metal off the end of the sail area only
4. Bushing
5. Blade bolt
(Figure 71).
72).
(Figure
1. Blade
3. Repeat this procedure until the blade is
balanced.
Installing the Blades
1. Install the bushing through the blade with the
bushing flange on the bottom (grass) side of the
blade (Figure
g295816
1. Bushing
2. Install the bushing/blade assembly into the
spindle shaft
g000552
71).
1. Top spindle nut
2. Flat of the spindle shaft
57
Figure 72
2. Balancer
73).
Figure 73
(Figure 74).
Figure 74
3. Blade bolt
g000553
g255205
g298850