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11
Figure 10
• Reattach the discharge chute assembly with the
hardware previously removed and connect the bag
to unit.
Sharpening Or Replacing Chipper Blades
NOTE: When tipping the unit, empty the fuel tank and
keep spark plug side up.
• Disconnect the spark plug wire and ground it
against the engine.
• Remove the flail screen as instructed in the
previous section.
• Remove the plastic belt cover on the front of the
engine by removing the two self-tapping screws.
See Figure 11.
• Remove the access plate by removing two hex lock
nuts. See Figure 11.
• Locate one of the chipper blades in the access
opening by rotating the impeller assembly by hand.
Remove the chipper blade using a 3/16” allen
wrench and a 1/2” wrench.
• Remove other blade in the same manner to replace
or sharpen.
Figure 11
WARNING: Use caution when replacing
the blades, wear heavy gloves to avoid a
contact injury with the weld bolts or the
housing while loosening or tightening the
blades.
• When sharpening blades, follow the original angle
of grind. Also, make sure to remove an equal
amount from each blade and torque hardware 250 -
300 in. lbs.
NOTE: Make certain blades are reassembled with the
sharp edge facing upward.
Belt Removal And Replacement
NOTE: Because the engine on this has a tapered
crankshaft, a special impeller removal tool (part number
753-0638) is required to remove impeller assembly.
Contact your local service dealer.
• Disconnect the spark plug wire and ground it away
from the spark plug.
• Drain the gasoline and oil from the chipper
shredder vacuum.
• Remove the three wing nuts that secure the nozzle
to the outer housing and remove the nozzle. Refer
to Figure 2.
• Remove the vacuum bag from the unit.
• Remove the discharge chute as instructed in the
previous section Removing The Flail Screen.
• Remove the plastic belt cover on the front of the
engine by removing two self-tapping screws. Refer
to Figure 11.
• Tip the unit backward so that it rests on the
handles.
• Remove the lower belt guard by removing the two
self-tapping screws. See Figure 12.
Discharge
Chute
Hex Bolt
Flat Washer
Hex Nut
Self-Tapping
Screws
Flail Screen
Hex Bolts
Hex Nuts
Belt
Cover
Self-Tapping
Screws
Access Plate
Hex
Lock Nuts