Toro Z Master Professional 7000 Series Operator's Manual page 68

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 99
1. Sharpen at original angle.
2. Check the balance of the blade by putting it on
a blade balancer
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
Figure 100
1. Blade
3. Repeat this procedure until the blade is
balanced.
(Figure 99).
(Figure 100).
(Figure
2. Balancer
Installing the Blades
1. Install the blade onto the spindle shaft
101).
Important:
must be pointing upward toward the inside
of the mower to ensure proper cutting.
2. Install the spring disk and blade bolt
101).
Note:
The spring-disk cone must be installed
toward the bolt head
3. Torque the blade bolt to 115 to 150 N∙m (85 to
110 ft-lb).
g000276
99).
g000277
1. Sail area of the blade
2. Blade
68
The curved part of the blade
(Figure 101).
Figure 101
3. Spring disk
4. Blade bolt
(Figure
(Figure
g004536