Removing The Cutter Blade; Inspecting And Sharpening The Blade - Toro 30845 Operator's Manual

22in rotary cutting unit for groundsmaster 4300-d traction units
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Figure 13
1. Height of cut bracket
3. Install the height-of-cut bracket to the deck frame
with the remaining shims assembled below the
height-of-cut bracket.
4. Secure the bracket with the bolt and nut.
5. Verify the 12 o'clock height and adjust if needed.
6. Determine if only one or both (right-hand and
left-hand) height-of-cut brackets need to be adjusted.
If the 3 or 9 o'clock side is 0.150±0.090 inch
(3.8±2.2 mm) higher than the new front height then
no adjustment is needed for that side. Adjust the
other side to within ±0.090 inch (2.2 mm) of the
correct side.
7. Adjust the right and/or left height-of-cut brackets by
repeating steps 1 through 3.
8. Secure the carriage bolts and flange nuts.
9. Again, verify the 12, 3, and 9 o'clock heights.

Removing the Cutter Blade

The blade must be replaced if a solid object is hit, the
blade is out of balance, or if the blade is bent. Always
use genuine Toro replacement blades to be sure of safety
and optimum performance. Never use replacement
blades made by other manufacturers because they could
be dangerous.
1. Raise the cutting deck to the highest position,
shut the engine off, and engage the parking brake.
Block the cutting deck to prevent it from falling
accidentally.
2. Grasp the end of the blade using a rag or thickly
padded glove. Remove the blade bolt, anti-scalp cup,
and blade from the spindle shaft (Figure 14).
2. Shims
1. Blade bolt
3. Install the blade, sail facing toward the cutting deck,
with the anti-scalp cup and blade bolt (Figure 14).
Tighten blade bolt to 85–110 ft-lb (115–149 N-m).
A worn or damaged blade can break, and a
piece of the blade could be thrown into the
operator's or bystander's area, resulting in
serious personal injury or death.
• Inspect the blade periodically for wear or
damage.
• Never weld a broken or cracked blade.
• Always replace a worn or damaged blade.
Inspecting and Sharpening the
Blade
1. Raise the cutting deck to the highest position,
shut the engine off, and engage the parking brake.
Block the cutting deck to prevent it from falling
accidentally.
2. Examine the cutting ends of the blade carefully,
especially where the flat and curved parts of the
blade meet (Figure 15). Since sand and abrasive
material can wear away the metal that connects
the flat and curved parts of the blade, check the
blade before using the machine. If wear is noticed
(Figure 15), replace the blade; refer to Removing the
Cutter Blade.
12
2
1
G011355
Figure 14
2. Anti-scalp cup

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