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11
SHARPENING OR REPLACING CHIPPER
BLADES
1. Disconnect the spark plug wire and ground it away
from the spark plug.
2. Remove the flail screen as instructed in the previous
section.
3. Remove the plastic belt cover on the front of the
engine by removing the two self-tapping screws.
See Figure 14.
Figure 14
4. Open access plate by removing the two hex lock
nuts. See Figure 15.
Figure 15
5. 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 1/2" wrench on the impeller
assembly, inside the housing.
6. 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 blades are reassembled with the
sharp edge facing upward, as viewed from the access
plate opening.
BELT REMOVAL AND REPLACEMENT
NOTE: Because the engine on this unit has a tapered
crankshaft, a special impeller removal tool (part number
753-0638) is required to remove the impeller assembly
in step 14. For help with this step, contact your local
service dealer.
WARNING: Disconnect the spark plug
wire and ground it away from the spark
plug.
1. Disconnect the spark plug wire and ground it away
from the spark plug.
2. Drain the gasoline and oil from the chipper-
shredder-vacuum.
3. Remove the three wing nuts that secure the nozzle
to the outer housing, and remove the nozzle. See
Figure 4.
4. Remove the bag from the chipper-shredder-
vacuum.
5. Remove the four self-tapping screws that secure the
discharge chute to the housing. See Figure 16.
6. Remove the flange nut which secures the support
bracket to the handle. See Figure 16. Pivot support
bracket up and remove discharge chute from unit.
Figure 16
7. Remove the two self-tapping screws that secure the
plastic belt cover. See Figure 14. Lift off belt cover.
Self-Tapping
Screws
Belt
Cover
Access
Plate
Hex
Lock Nuts
Flange Nut
Self-Tapping
Screws