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CLEANING THE FLAIL SCREEN
If the discharge area becomes clogged, remove the
flail screen and clean area as follows.
• Stop engine, make certain the chipper-shredder
has come to a complete stop and disconnect
spark plug wire from the spark plug.
• Remove the two hand knobs on each side of the
discharge chute. Liftthe discharge chute up,
and keep it out of the way.
• Remove two hairpin clips from the clevis pins
which extend through the housing. Remove the
clevis pins. See figure 18.
Discharge Chute
Chipper Chute_'
Hairpin
Clips,
Clevis
Pins
Screen
Hexl=ut,
Washer
Knobs
Figure 18
• Pul!the flailscreen from insidethe housing. See
figure 18. Clean the screen by scraping or washing
withwater.
• Reinstall the screen. Put the discharge chute
back to itsoriginal position and tighten the hand
knobs.
NOTE: Be certain toreassemble the flail screen with
the curved side down.
SHARPENING OR REPLACING THE
BLADES
Chipper Blades
• Disconnect spark plug wire and move it away
from spark plug.
Remove the flail screen as instructed in previous
section.
Using a 1/2" wrench, remove the chipper chute
by removing three hex nuts and washers. See
figure 18. (Only two hex nut positions shown in
figure.)
NOTE: When reassembling, the cupped washer goes
on the slot toward the bottom of the chipper chute with
the cupped side against the chute.
Rotate the impeller assembly by hand until you
locate one of the two chipper blades in the
chipper chute opening. 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). See figure 19.
Slot
Blade
Discharge Chute
Figure 19
14
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. Make certain
blades are reassembled with the sharp edge
facing the direction shown infigure 19 (sharp
edge is assembled toward the slotted opening at
the bottom).
Torque boltsand nuts to 250-350 inch-pounds.