Troy-Bilt TBBC Operator's Manual page 14

MAINTENANCE AND REPAIR INSTRUCTIONS
3. Align the shaft bushing hole with the locking rod
slot and insert the locking rod into the bushing hole
(Fig. 14).
4. Put the blade retainer and nut on the output shaft.
Make sure that the blade is installed correctly.
5. Tighten nut counterclockwise against the blade while
holding the locking rod:
• If using a torque wrench and an 13 mm socket tighten
to: 325 - 335 in•lb, 27 - 28 ft.•lb, 37 - 38 N•m.
• Without a torque wrench, use a 13 mm 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. 18).
1/4-1/2 turn
Counterclockwise
6. Remove the locking rod from the locking rod slot.
14
Fig. 18
WARNING:
damage to the unit, do not start or operate this
unit with the locking rod in the locking rod slot.
WARNING:
Sharpening the blade can cause the blade tip
to break off while in use. This can result in
severe personal injury. Replace the blade.
CLEANING
WARNING:
always turn your unit off and allow it to cool
before you clean or service it.
Use a small brush to clean off the outside of the unit. Do
not use strong detergents. Household cleaners that
contain aromatic oils such as pine and lemon, and
solvents such as kerosene, can damage plastic housing
or handle. Wipe off any moisture with a soft cloth.
STORAGE
• Store the unit locked up to prevent unauthorized use or
damage.
• Store the unit in a dry, well-ventilated area.
• Store the unit out of the reach of children.
To avoid serious
personal injury or
Do not sharpen the
cutting blade.
To avoid serious
personal injury,