ASSEMBLY INSTRUCTIONS

2.Hold the locking rod in place by grasping it next to the boom of the unit (Fig. 9).

3.While holding the locking rod, remove the cutting attachment by turning it clockwise off of the output shaft (Fig. 10). Store the cutting attachment for future use.

NOTE: The blade retainer under the cutting attachment will be used when installing the cutting blade.

Fig. 9

Cutting Attachment

Locking Rod

Slot

Locking Rod

Fig. 10

Install the Cutting Blade

WARNING: To avoid serious personal injury,

always wear gloves while handling or installing the blade.

4.Place the cutting blade on the output shaft bushing (Fig. 11).

Blade Retainer

Nut

Cutting

Blade

Shield

Mount

Pilot Hole

Output Shaft

Bushing

Locking Rod

Fig. 11

5.Make sure that the cutting blade is centered on the pilot step and sitting flat against the output shaft bushing (Fig. 12).

WARNING: If the cutting blade is off-center, the

unit will vibrate and the blade may fly off, causing possible serious personal injury.

Pilot Step

Fig. 12

6.Align the shaft bushing hole with the locking rod slot and insert the locking rod into the bushing hole (Fig. 8).

7.Put the blade retainer and nut on the output shaft. Make sure that the blade is installed correctly.

8.Tighten nut counterclockwise against the blade while holding the locking rod:

•If using a torque wrench and an 5/8 inch socket tighten to: 325 - 335 in•lb, 27 - 28 ft.•lb, 37 - 38 N•m.

•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. 13).

1/4-1/2 turn

Counterclockwise

Fig. 13

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.

10