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Servicing the Mower Blades
1. Remove mower deck (see Removing the Mower
Deck).
2. To remove blade, use a block of wood to prevent blade
rotation while loosing the capscrew (see Figure 19).
3. Remove capscrew (A, Figure 20), spring washer (B)
and blade.
4. Use a file to sharpen blade to a fine edge. If blade is
damaged, it must be replaced.
5. Balance the blade as shown in Figure 21. Place the
center hole of the blade on a nail lubricated with a drop
of oil. A balanced blade will remain level.
6. Reinstall the blade (Figure 20) with the airlifts pointing
up toward the mower deck as shown.
7. Reinstall the spring washer (B) and capscrew (A). Use
a wooden block (C) to prevent blade rotation while
tightening the capscrew to 50-60 ft-lbs (68-81 Nm).
8. Install mower deck (see Installing the Mower Deck).
LOOSEN
Figure 19
Figure 21
C
A
B
Figure 20
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.
WARNING
For your personal safety, blade mounting capscrews
must each be installed with a hex/spline washer and
spring washer, then securely tightened. Torque blade
mounting capscrew to 50-60 ft-lbs (68-81 Nm).
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