Servicing Mower Blades - Simplicity SunRunner 1691331 Operator's Manual

Normal Care
Figure 14. 42" Mower Belt Pattern
A. Belt Guide C. Engine Pulley E. Belt Stop
B. Belt Stop D. Idler Pulley
SERVICING MOWER BLADES
Sharpening & Balancing
!. To remove a blade, wedge a wood block between blade
and housing to prevent rotation. Then, turn capscrew
counterclockwise to remove.
2. Use a file to sharpen blade to a fine edge. Remove all
nicks and dents in blade edge. If blade is severely
damaged it should be replaced.
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3. To balance the blade, use a balancing machine or the
following procedure. Drive a small nail into the side of a
workbench or other vertical surface. Lubricate the nail
with a drop of oil. Center the blade center hole on the
nail. A balanced blade will remain level. File material
off heavier end of blade until it is balanced.
Figure 15. 36" Mower Belt Pattern
A. Beit Guide D. Idler Pulley
B. Beit Stop E. Belt Stop
C. Engine Pulley F. Arbor Pulleys