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ASSEMBLY INSTRUCTIONS
5.
Make sure that the cutting blade iscentered on the pilot
step and sitting flat against the output shaft bushing
(Fig. 11).
WARNING: If the cutting blade isoff-center, the /
unit will vibrate and the blade may fly off, caus-
ing possible serious personal injury.
Pilot Step
I Fig. 11
.
7.
8.
Align the shaft bushing hole with the locking rod slot and
insert the locking rod into the bushing hole (Fig. 7).
Put the blade retainer and nut on the output shaft. Make
sure that the blade is installed correctly.
Tighten nut counterclockwise against the blade while
holding the locking rod:
Ifusing atorque wrench and an 5/8 inch socket, tighten to:
37 - 38 N-m, 325 - 335 in-lb, 27 - 28 ft.-lb.
Without a torque wrench, use a 5/8 inch closed-end or
socket wrench, turning the nut until the blade retainer is
snug against the shaft bushing. Make sure that the blade
is installed correctly, then rotate the nut an additional 1/4
to 1/2 turn counterclockwise (Fig. 12).
I Fig. 12
114-112 turn
Counterclockwise
9. Remove the locking rod from the locking rod slot.
_ WARNING: To avoid serious personal injury or
damage to the unit, do not start or operate this
unit with the locking rod in the locking rod slot.
WARNING: Do not sharpen the cutting blade.
Sharpening the blade can cause the blade tip to
break off while in use. This can result in severe
personal injury. Replace the blade.
REMOVE THE CUTTING BLADE AND INSTALL THE
CUTTING ATTACHMENT
WARNING: To avoid serious personal injury,
always wear gloves while handling or installing
the blade.
Remove the Cutting Blade
1. Align the shaft bushing hole with the locking rod slot and
insert the locking rod into the bushing hole (Fig. 7).
2. Hold the locking rod in place by grasping it next to the
boom of the unit (Fig. 13).
3. While holding the locking rod, loosen the nut on the
blade by turning it clockwise with a 5/8 inch closed-end
or socket wrench (Fig. 13).
Fig. 13
Clockwise
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.
Install the Cutting Attachment
5. Align the shaft bushing hole with the locking rod slot and
insert the locking rod into the shaft bushing hole (Fig. 7).
Place the blade retainer on the output shaft with the flat
surface against the output shaft bushing as shown in Fig. 14.
Screw the cutting attachment counterclockwise onto the
output shaft. Tighten securely.
NOTE: The blade retainer must be installed on the out-
put shaft in the position shown for the cutting
attachment to work correctly.
Blade Retainer
Output Shaft
Bushing
Locking Rod
6. Remove the locking rod.
7. Install the cutting attachment shield. Refer to Remove and
Install the Cutting Attachment Shield.
WARNING: To avoid serious personal injury, the
cutting head guard MUST be in place at all times
while operating the unit asatrimmer.
9