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Regular Maintenance
SERVICING THE MOWER BLADES
For your personal safety, do not handle the sharp
improper handling of blades may result in serious
1. Remove mower from the tractor. See Mower
Installation
&
Removal.
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 a wood block to
hold blade while removing the blade mounting
cap-
screw (Figure 29).
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 30. Center the
blade’s 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 31. Secure with a capscrew,
spring washer and hex washer (be certain the hex
washer is aligned with the hex shaft). Use a wooden
block to prevent blade rotation and torque capscrews
to 45-55
ft.lbs.
(61-75 N.m.).
,A
WARNING
For your personal safety, blade mounting
capscrews must each be installed with a hex
washer and spring washer, then securely
tightened. Torque blade mounting capscrew to
45
-
55 ft. Ibs. (61
-
75 N.m.)
1
Figure 30. Balancing The Blade
BLADE BRAKE CHECK
Mower blades and mower drive belt should come to a
complete stop within five seconds after electric PTO
switch is turned off.
1. With tractor in neutral, PTO disengaged and operator
in seat, start the engine.
2. Look over the left-hand footrest at
t?e
mower drive
belt. Engage the PTO and wait
severaiseconds.
Disengage the PTO and check the amount of time it
takes for the mower drive belt to stop.
3. If mower drive belt does not stop within five seconds,
see your dealer.
Figure 31. Installing The Blade
A. 4x4 Wood Block C. Spring Washer
B. Hex Washer D. Blade Bolt
21