Toro Z Master Professional 7000 Series Operator's Manual page 71

Note:
The difference between the dimensions
obtained in steps and must not exceed 3 mm
(1/8 inch).
Note:
If this dimension exceeds 3 mm (1/8
inch), the blade is bent and must be replaced.
WARNING
A blade that is bent or damaged could
break apart and could seriously injure or
kill you or bystanders.
• Always replace a bent or damaged
blade with a new blade.
• Do not file or create sharp notches in
the edges or surfaces of the blade.
Removing the Blades
Blades must be replaced if a solid object is hit, if the
blade is out of balance, or if the blade is bent. To
ensure optimum performance and continued safety
conformance of the machine, use genuine Toro
replacement blades. Replacement blades made by
other manufacturers may result in nonconformance
with safety standards.
1. Hold the blade end using a rag or a
thickly-padded glove.
2. Remove the blade bolt, the curved washer, and
the blade from the spindle shaft ().
Figure 98
1. Sail area of the blade
2. Blade
g004536
3. Curved washer
4. Blade bolt
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.
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 ().
1. Blade
3. Repeat this procedure until the blade is
balanced.
71
Figure 99
Figure 100
2. Balancer
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