Removing The Blades - Toro 30340 Operator's Manual

Figure 52
1. Cutting Edge
2. Curved Area
Checking for Bent Blades
1. Rotate the blades until the ends face forward and
backward (Fig. 53). Measure from a level surface to
the cutting edge, position "A", of the blades (Fig. 54).
Note this dimension.
Figure 53
Figure 54
2. Rotate the opposite ends of the blades forward.
3. Measure from a level surface to the cutting edge of the
blades at the same position as in step 1. The difference
between the dimensions obtained in steps 1 and 2 must
1
2
3
m–151
3. Wear/slot Forming
m–1078
m–2539
42
not exceed 1/8 in. (3 mm) If this dimension exceeds
1/8 in. (3 mm), the blade is bent and must be replaced.
Refer to Removing the Blades, and Installing the
Blades on page 43.
Warning
A blade that is bent or damaged could break
apart and could seriously injure or kill you or
bystanders.
Always replace bent or damaged blade with a
new blade.
Never file or create sharp notches in the edges
or surfaces of blade.

Removing the Blades

Blades must be replaced if a solid object is hit, if the blade
is out of balance or 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 non-conformance with safety standards.
Hold the blade end using a rag or thickly-padded
1.
glove. Remove the blade bolt, blade stiffener and
blade from the spindle shaft (Fig. 55).
2
5
4
Figure 55
1. Sail Area of Blade
2. Blade
3. Blade spindle
Sharpening the Blades
1. Use a file to sharpen the cutting edge at both ends of
the blade (Fig. 56). Maintain the original angle. The
blade retains its balance if the same amount of
material is removed from both cutting edges.
3
1
m–5227
4. Blade Bolt
5. Blade stiffener