MAINTAINING THE BLADE
WARNING:
to break off while in use. This can result in severe personal injury.
The blade has a second cutting edge. If the blade becomes dull, remove the blade, turn it upside down
and reinstall the blade. If both sides are dull, replace the blade. Refer to Replacing the Blade.
REPLACING THE BLADE
WARNING:
blade.
WARNING:
operate the unit with the locking rod inserted into the locking rod slot.
Removing the Blade
1. Rotate the blade (Fig. 16) until the shaft bushing hole aligns with the locking rod slot (Fig. 14).
2. Insert the locking rod through the locking rod slot and into the shaft bushing hole (Fig. 14).
3. Hold the locking rod in place by grasping the other end against the shaft housing (Fig. 15).
4. While holding the locking rod in place, unscrew the nut by turning it clockwise with a wrench (Fig. 15).
5. Remove the locking rod (Fig. 16).
6. Remove the blade retainer and blade (Fig. 16).
Installing the Blade
1. Rotate the output shaft bushing until the shaft bushing hole aligns with the locking rod slot (Fig. 14).
2. Insert the locking rod through the locking rod slot and into the shaft bushing hole (Fig. 14).
3. Hold the locking rod in place by grasping the other end against the shaft housing (Fig. 15).
4. While holding the locking rod in place, put the blade on the output shaft bushing (Fig. 17).
WARNING:
blade is sitting flat against the output shaft bushing (Fig. 17). The unit will vibrate and the
blade may fly off if the blade is not centered.
5. Place the blade retainer on the output shaft with the flat surface against the blade (Fig. 17).
6. Screw the nut onto the output shaft (Fig. 17).
7. Tighten the nut counterclockwise with a wrench (Fig. 18):
•
If using a torque wrench, torque to: 325 - 335 in•lb, 27 - 28 ft.•lb, 37 - 38 N•m.
•
If using a closed-end or socket wrench, turn the nut until the blade retainer is snug against the
blade. Make sure the blade is installed correctly, then rotate the nut an additional 1/4 to 1/2
turn counterclockwise.
8. Remove the locking rod.
Do not sharpen the blade. Sharpening the blade can cause the blade tip
To avoid serious personal injury, always wear gloves when handling the
To avoid serious personal injury or damage to the unit, do not start or
To avoid serious personal injury, make sure that the pilot hole on the
24