Toro Wheel Horse 78345 Operator's Manual page 15

Danger
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.
Replace a worn or damaged blade.
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.
Inspecting the Blade(s)
Inspect the blades every 5 hours.
1. Remove the mower; refer to Removing the Mower,
page 12.
2. Inspect the cutting edges (Fig. 21). If the edges are not
sharp or have nicks, remove the blade(s) and sharpen
them; refer to Sharpening the Blade(s), page 16.
3. Inspect the blade(s), especially the curved area
(Fig. 21). If you notice any damage, wear, or a slot
forming in this area (Fig. 21), immediately install a new
blade.
1. Cutting edge
2. Curved area
Removing the Blades
1. Remove the mower; refer to Removing the Mower,
page 12.
2. Carefully tip the mower over.
3. Remove the nut, flat washer, blade and washer
(Fig. 22). A block of wood may be wedged between the
blade and the mower to lock the blade when you are
removing the bolt.
4. Inspect all parts. If damage is noticed, install new parts.
5
2
1
1. Nut
2. Flat washer – thick
3. Blade
15
1
2
Figure 21
3. Wear/slot forming
4
3
Figure 22
4. Washer – thin
5. Spindle
3
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