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13
MAINTENANCE AND REPAIR INSTRUCTIONS
Install the New Cutting Blade
1. Place the cutting blade on the output shaft bushing
(Fig. 16).
Shield
Mount
Locking Rod
Cutting
Blade
Blade Retainer
Nut
Output Shaft
Bushing
Pilot Hole
Fig. 16
To avoid serious
personal injury,
always wear gloves while handling or
installing the blade.
WARNING:
REPLACING THE CUTTING BLADE
When the cutting blade gets dull, you need to replace it.
Never sharpen a dull blade. Follow the instructions in this
section to successfully replace the blade.
Remove the Cutting Blade
NOTE: To make cutting blade removal and installation
easier, place the unit on the ground or on a work
bench
.
1. Align the shaft bushing hole with the locking rod slot
and insert the locking rod into the bushing hole (Fig. 14).
Clockwise
Fig. 15
4. Remove the nut, blade retainer and blade. Store the
nut and blade together for future use in a secure
place. Store out of children’s reach.
To avoid serious
personal injury,
always wear gloves while handling or
installing the blade.
WARNING:
Fig. 17
Pilot Step
2. Make sure that the cutting blade is centered on the
pilot step and sitting flat against the output shaft
bushing (Fig. 17).
If the cutting blade
is off-center, the
unit will vibrate and the blade may fly off,
causing possible serious personal injury.
WARNING:
Shaft Bushing Hole
Locking Rod Slot
Output Shaft
Bushing
Locking Rod
Output Shaft
Fig. 14
The gear housing
gets hot with use. It
can result in injury to the operator. The
housing remains hot for a short time even
after the unit is turned off. Do not touch the
gear housing until it has cooled.
WARNING:
2. Hold the locking rod in place by grasping it next to
the boom of the unit (Fig. 15).
3. While holding the locking rod, loosen the nut on the
blade by turning it clockwise with a 13 mm closed-
end or socket wrench (Fig. 15).