1
WARNING
Figure -3
Figure -4
The chipper blade is
sharp. When sharp-
ening blade, wear
leather work gloves
to protect your hands
and follow the origi-
nal angle of grind.
Maintaining
Your Yard
Vacuum
3. Remove the front hubcaps, flange lock nuts, front
wheels, and wave washers that attach to the pivot arm
assemblies. See Figure 5-3.
4. Remove the shoulder screws, thrust and bell washers
that go through the pivot arms to the front support
brace. The front support brace and lock nut can be
removed at this time as well. See Figure 5-3.
5. Remove the three screws on the upper housing that
secure the nozzle cover and the nine screws that
secure the lower housing to the upper housing. See
Figure 5-4.
6. Remove flange lock nut that secures flail screen to the
lower housing. The flail screen does not have to be
removed. Refer to Figure 5-1.
7. Remove the hex bolt, lock washer, and flat washer that
secure the impeller assembly to the crankshaft. See
Figure 5-5.
8. 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.
9. Remove the impeller assembly from the crankshaft.
Unthread the impeller removal tool from the impeller
assembly.
10. Remove the blade using a 3/16” allen wrench on the
outside of the blade and 1/2” wrench on the impeller
assembly.
11. Replace or sharpen chipper blade. The blade can be
sharpened with a file or on a grinding wheel.
WARNING: The chipper blade is sharp.
When sharpening blade, wear leather
work gloves to protect your hands and
follow the original angle of grind.
12. Reassemble by performing the previous steps in the
opposite order and manner of removal.
IMPORTANT
: Make certain chipper blade is reas-
sembled with the sharp edge facing upward. Tighten
blade screws to between 210 in.-lbs. and 250 in.-lbs and
the impeller bolt to between 375 in.-lbs. and 425 in.-lbs.
Storing Your Yard Vacuum
1. Clean the equipment thoroughly.
2. Wipe equipment with an oiled rag to prevent rust.
3. Refer to engine manual for correct engine storage
instructions.
4. Store unit in a clean, dry area. Do not store next to
corrosive materials such as fertilizer.
IMPORTANT
Make certain chipper
blade is reassembled
with the sharp edge
facing upward. Tighten
blade screws to
between 210 in.-lbs.
and 250 in.-lbs. and
the impeller bolt to
between 375 in.-lbs.
and 425 in.-lbs.
Figure -
Front Support Brace and Lock Nut
Pivot Arm Assembly
Bell Washer
Thrust Washer
Wave
Washer
Wheel
Lock Nut
Shoulder Screw
