REV C 4-6 605596CE
Mower Blade Replacement
IMPORTANT: Refer to the Safety section of this manual for
blade handling safety information.
A 15/16" wrench is required to remove the 5/8" cap screw
holding the blade to the spindle shaft. NOTE: A blade holding
tool (part number 381442) is available from Hustler
®
Turf
Equipment. It is designed to prevent the blades from rotating
when they are being removed or installed on the spindle. Con
-
tact your Hustler
®
Dealer for more information.
Do not re-use spindle bolts which have stripped, worn or
undercut threads. Torque bolts on spindles to 160.0 N•m
when reinstalling blades.
Properly compressed cup washers maintain the correct
compression load on the blades. Replace the cup washers if
they are cracked or flattened.
IMPORTANT: The blade sail (curved part) must be point-
ing upward toward the inside of the deck to ensure proper
cutting.
A. Re-sharpening pattern
B. Original edge
Figure 4-9
Comparison of Warped and Straight Blades
A. Warped blade — replace
B. Straight blade
C. Cutting plane
Figure 4-10
Do not sharpen to original pattern (below). It
is easier to get a straight cutting edge follow-
ing the re-sharpening pattern shown above.
A
B
End view of blades, comparing twisted and straightened
blades.
A. Twisted blade edge —
replace blade
B. Straight blade edge
C. Cutting plane
D. Cutting edge
Figure 4-11
Mower blades are sharp and can cut. Wrap the
blade(s) or wear gloves and use extra caution
when servicing them.
Failure to correctly torque the bolt may result in
the loss of the blade which can cause serious
injury.
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