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Servicing
the Mower Blades
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).
NOTE: Mower blades must be aligned perpendicular
to each
other.
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 28).
3. Remove capscrew
(A, Figure 29), 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 30. 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 29) 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
(A) to 50-60 ft-lbs (68-81 Nm).
LOOSEN
Figure 28
Figure 29
Figure 30
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