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Mower Blade Inspection/Replacement
CAUTION
Mower blades may be sharp. Always wear heavy
gloves when working with mower blades.
1.
Flip the mower deck up to the service position.
2. Inspect the mower blades to ensure the cutting
edges are sharp. If blades are dull or damaged,
they must be removed and sharpened or replaced.
3. Place a short piece of 2 x 4 wood between the end
of the blade and an appropriate structural part of
the deck frame to prevent the blade from rotating.
4. Loosen the blade bolt counterclockwise and
remove the blade for sharpening or replacement.
5. When installing a blade, the wood block must be
placed on the opposite side of the blade to prevent
blade rotation when tightening the blade bolt.
6. Torque the blade bolt to 75-80 ft-lbs (102-108 Nm).
Mower Blade Sharpening
Blades should be sharpened and balanced by a
professional. Maintain balance, the same bevel, and
the length of sharpened surface.
Belt Inspection
Inspecting the drive belts of the mower can prevent
sudden belt failure by finding problems before they
cause a belt to break.
Typical wear
on a drive
belt may
result in the
conditions
shown in the
diagram. If
any of these
conditions
occur, the drive belt will require replacement.
Attachment Belt Replacement
1. Detach the mower deck from the power unit.
2. Remove the drive
pulley shield (A).
3. Remove the old
attachment drive belt
and install the new
belt onto the pulley.
4. Reinstall the drive
pulley shield.
SERVICE
Main Deck Belt Replacement
1. Detach the mower deck from the power unit.
2. Open the center, left, and right deck covers.
3. Remove the belt retainer bolt (A) from the left
4.
5. Remove the belt from the belt tensioner pulley
6. Remove the left hitch arm mounting bolt (B) and lift
A
A
7. Pull the belt out through the opening between
Service - 20
idler pulley bracket.
A
A
Remove the ball pin from the main belt tension
handle and rotate the handle 180 degrees to
release the main deck belt tension.
and slide the loop of the belt over the end of the
left hitch arm so that the belt is looped around
the left hitch arm mounting brackets.
B
B
the hitch arm up away from the mounting brackets.
the hitch arm and the mounting brackets.
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