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SHARPENING OR REPLACING CHIPPER
BLADES
• Disconnect the spark plug wire and move away from
the spark plug.
• Remove the access plate by removing two hex lock
nuts. See figure 38.
• Locate one of the chipper blades in the access plate
opening by rotating the impeller assembly by hand.
Remove the blade using a 3/16" allen wrench on the
outside of the blade and a 1/2" wrench on the impel-
ler assembly, inside the housing.
• Remove the other blade in the same manner.
• Replace or sharpen blades. If sharpening, make
certain to remove an equal amount from each blade.
Reassemble in reverse order.
NOTE: Make certain the blades are reassembled with
the sharp edge facing upward, as viewed from the access
plate opening.
NYLOCK NUTS
FIGURE 38
• Clean the engine and the entire unit thoroughly.
• Refer to engine manual for correct engine storage
instructions.
• If storing in an unventilated or metal storage shed,
coat metal parts with light oil or silicone to prevent
rust.
• Store unit in a clean, dry area.
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