Balancing the Blade
DANGER
1.
Check the balance of the blade by placing the center
hole of the blade over a nail or screwdriver shank
clamped horizontally in a vise (Fig. 21).
POTENTIAL HAZARD
•
A worn or damaged blade could break and a
piece of the blade could be thrown into
operator’s or bystander’s area.
Note: You can also check the balance using a
commercially manufactured, blade balancer.
WHAT CAN HAPPEN
•
A thrown piece of the blade could cause serious
personal injury or death to the operator or
bystanders.
HOW TO AVOID THE HAZARD
•
Inspect the blade periodically for wear or
damage.
Replace a worn or damaged blade.
1007
Figure 21
•
2.
If either end of the blade rotates downward, file that
Removing the Blade
end (not the cutting edge or the end near the cutting
edge). The blade is properly balanced when neither
end drops.
1.
Grasp the end of the blade using a rag or thickly
padded glove.
2.
Remove the blade bolt, lockwasher, blade accelerator,
and blade (Fig. 19).
Installing the Blade
1.
Position the blade onto the spindle and blade driver,
with the curved blade tips pointing toward the mower
and the blade driver nesting in the recess of the blade
(Fig. 19).
4
5
2.
Install the accelerator, lock washer, and blade bolt
(Fig. 19).
3
2
3. Tighten the blade bolt to 50 ft-lb (68 N
m).
1
1627
Figure 19
WARNING
1.
2.
3.
Blade bolt
4.
5.
Blade
POTENTIAL HAZARD
Lock washer
Accelerator
Blade driver
•
Operating the mower without the accelerator in
place could cause the blade to flex, bend, or
break.
WHAT CAN HAPPEN
Sharpening the Blade
•
A broken blade could cause serious injury or
death to the operator or bystanders.
Using a file, sharpen top side of the blade and maintain
the original cutting angle (Fig. 20).
HOW TO AVOID THE HAZARD
•
Do not operate the mower without the
accelerator.
1
153
Lubricating the Self–propel
Drive
Figure 20
1.
Sharpen at this angle only
1.
Wipe the grease fittings on the rear height-of-cut
adjustors (Fig. 22) with a clean rag.
Note: The blade will remain balanced if same amount of
material is removed from both cutting edges.
14
| Categories | Lawn Mower Manual, Toro Lawn Mower Manual |
|---|---|
| Tags | Toro 20044, Toro SR 21OS |
| Model Number | 20044 |
| Model Year | 1999 |
| Download File |
|
| Document Type | Operator's Manual |
| Language | English |
| Serial Number | 99000001 - 99999999 |
| Product Name | Super Recycler Mower, SR-21OS |
| Product Brand | Toro. Customer Service Representatives are available by phone:
Monday - Friday 7:30 a.m. to 9:00 p.m. (CDT) - Saturday 8:00 a.m. to 8:00 p.m. (CDT) - Sunday 10:00 a.m. to 8:00 p.m. (CDT)
Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower |
| Product Type | Walk Behind Mower |
| Swath | 21 inch |
| Discharge | Recycler |
| Engine Manufacturer | Kawasaki |
| Engine Oil Type | 18.5 oz. (.55l) 30w or 10w-30 / API SH or higher |
| Gearbox Lubricant | 3 oz. (92gm) #2 Lithium grease |
| Engine Motor Model # | FC150V-ES28 |
| Engine Motor Size | 5.5 hp |
| Engine Motor Type | 4 Cycle CARB1, EPA1 |
| Transmission Speed | 3 Speed |
| Transmission Type | Gear |
| Document File Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
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