SHARPENINGOR REPLACING THE BLADES
® Disconnect spark plug wire and move it away from
e Remove the flail screen as instructed in previous
e Remove the chipper chute by removing three hex
nuts and washers. A I/2" wrench is required. See
NOTE: When reassembling, the cupped washer goes
on the bottom of the chipper chute with the cupped
side against the chute.
® Rotate the impeller
by hand until you
locate one of the chipper
in the chipper
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 hous-
ing). See figure 19_
e Remove the other blade in the same manner,
Replace or sharpen blades. If sharpening, make cer-
tain to remove an equal amount from each blade
Reassemble in reverse order.
Make certain blades are reassembled
with the sharp
edge facing the direction shown in figure 19 (sharp
edge is assembled toward the slotted opening in the
The shredding blade may be removed for sharpening
or replacement as follows.
e Disconnect spark plug wire and move it away from
e Lower the hopper assembly° Block up the housing.
See figure 204
e Remove the six hex lock nuts and lock washers
from the housing weld bolts using a 1/2" wrench°
Separate the chipper-shredder
into two halves_
® Remove the back-up plate.
NOTE: When reassembling,
make certain the open-
ing on the back-up p!ate is toward the bottom of the
uniL The back-up plate may be reversed to provide a
new cutting edge.
e Loosen the two hand knobs and cupped washers
the chute deflector,
and raise the
e insert a t/2" or 3/4" diameter pipe through the flail
screen into the impeller to keep it from turning, or
remove the flail screen and insert a piece of wood
(2 x 4) into the chute opening,
the two outside
on the blade,
using a 3/16" allen wrench and a 1/2" wrench.
e Remove the blade by removing the center bolt, lock
washer and flat washer..