NormalCare
SERVICING THE MOWER BLADES
A WARNING
For your personal safety, do not handle the sharp mower blades with bare hands. Careless or improper handling of blades may result in serious injury.
1.Remove mower from the tractor. See Mower Installation & Removal in the Operation section of this manual.
2. Blades should be sharp and free of nicks and dents. If not, sharpen blades as described in following steps.
3.To remove blade for sharpening, use wooden block to hold blade while removing the blade mounting cap- screw (Figure 22).
4.Use a file to sharpen blade to fine edge. Remove all nicks and dents in blade edge. If blade is severely damaged, it should be replaced.
5.Balance the blade as shown in Figure 23. Center the blades’ hole on a nail lubricated with a drop of oil. A balanced blade will remain level.
6.Reinstall each blade with the tabs pointing up toward deck as shown in Figure 24. Secure with a capscrew, spring washer and hex washer. Use a wooden block to prevent blade rotation and torque capscrews to 50- 70 ft.lbs.
1
-
Block | Capscrew | - |
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Figure 22. Removing the Blade
A WARNING
For your personal safety, blade mounting cap- screws must each be installed with a hex washer and spring washer, then securely tightened. Torque blade mounting capscrew to 50 - 70
ft. Ibs. (67 - 95 N.m.)
Figure 23. Balancing The Blade
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Figure 24. Installing The Blade |
|
A. 4x4 Wood Block | C. Spring Washer |
B. Hex Washer | D. Blade Bolt |
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