Toro Z Master Professional 5000 Series Operator's Manual page 67

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 100
1. Sharpen at the 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 ready to use.
Figure 101
1. Blade
3. If the blade is not balanced, file some metal off
the end of the sail area only
4. Repeat this procedure until the blade is
balanced.
Installing the Blades
Important:
The right blade on this mower
deck is counter-rotating and uses a left-hand
threaded blade bolt. Use
placement of the mower blades.
1. Install the left and center blades, curved
washers, and blade bolts to the spindle shafts
(Figure 102 and
Note:
Ensure the curved part of the blade is
pointing upward toward the inside of the mower
deck to ensure proper cutting.
Note:
Ensure the curved-washer cone is
installed toward the bolt head
2. Install the right blade, curved washer, and blade
bolt (left-hand threaded bolt) to the spindle shaft
(Figure 102 and
(Figure 100).
(Figure 101).
2. Balancer
(Figure 102).
Figure 103 for the correct
Figure 103).
(Figure 102).
Figure 103).
g000276
Left and center spindle shown
1. Sail area of the blade
2. Blade
3. Torque the blade bolts to 115 to 150 N∙m (85 to
110 ft-lb); refer to
g000277
1. Front of mower deck
2. Right-hand threaded blade
bolts
3. Regular blades
67
Figure 102
3. Curved washer
4. Blade bolt
Figure 103.
Figure 103
4. Counter-rotating blade
5. Left-hand threaded blade
bolt
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