Troy-Bilt 24B-060F766 사용자 설명서

12

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Remove flange lock nut that secures flail screen to 
the lower housing. The flail screen does not have to 
be removed. Refer to Figure 11.

•

Remove the hex bolt, lock washer, and flat washer 
that secure the impeller assembly to the crankshaft. 
See Figure 15.

•

Apply lubricant to the threads of impeller removal 
tool and then thread the tool into the crankshaft. 
Stop when the impeller assembly can move on the 
crankshaft.

•

Remove the impeller assembly from the crankshaft. 
Unthread the impeller removal tool from the 
impeller assembly.

•

Remove the blade using a 3/16” allen wrench on 
the outside of the blade and 1/2” wrench on the 
impeller assembly.

•

Replace or sharpen chipper blade.

•

When sharpening blade, protect hands by using 
gloves and follow the original angle of grind.

•

Reassemble by performing the previous steps in 
reverse order.

•

Tighten blade screws to 210-250 in-lbs.
Tighten impeller bolt to 375-425 in-lbs.

•

Clean the equipment thoroughly.

•

Wipe equipment with a oiled rag to prevent rust.

•

Refer to engine manual for correct engine storage 
instructions.

•

Store unit in a clean, dry area. Do not store next to 
corrosive materials such as fertilizer.