Troy-Bilt FLEX Chipper Shredder Operator's Manual page 9

4. Remove the front wheel bracket by loosening
the four flange nuts (and hex bolts). Retain
hardware. See Figure 5-6.
Figure 5-6
5. Remove six flange nuts which secure hopper
inlet guide to impeller housing. See Figure
Figure 5-7
6. Carefully separate the hopper assembly from
the impeller housing and set it aside.
7. Pivot the shredder screen upward as
instructed under the heading Cleaning the
Reduction Chamber.
8. Remove the cover bracket from the frame
by removing the hex bolt which secures it.
See Figure 5-8.
Figure 5-8
9. Remove the chipper chute by removing
three hex nuts which secure it to the impeller
housing. See Figure 5-9 & Figure 5-10.
Figure 5-9
5-7.
2
Figure 5-10
10. Rotate the impeller by hand until the chipper
blade is visible through the impeller housing
opening.
11. Remove the blade by removing the internal
hex screws, lock washers and hex nuts which
secure it to the impeller. See Figure 5-11.
Retain the hardware.
Figure 5-11
NOTE: Use a 3/16" hex key (Allen) wrench on
the outside of the blade and a 1/2" box (or
socket) wrench on the inside of the impeller.
Hold the Allen wrench stationary and rotate
the box (or socket) wrench to loosen the nut.
12.
Shredder Blade
1.
2.
1
3.
S
ection
Install a replacement blade (Part No. 742-
0544B) with the hardware removed earlier or
sharpen.
IMPORTANT: When sharpening the blade,
protect hands by using gloves. Follow the
original angle of grind and make sure to
remove an equal amount from each blade.
NOTE: Make certain blade is reassembled with
the sharp edge outward (toward the chipper
chute). Torque hardware to between 20 ft.-lbs
and 25 ft.-lbs.
WARNING: The shredder blade is
sharp. Wear leather work gloves to
protect your hands.
Stop engine, make certain the chipper
shredder has come to a complete stop, and
disconnect the FLEX™ Power Base from the
attachment.
Remove the cover screws which secure
the drive system cover. Retain hardware.
See Figure 5-12.
Figure 5-12
Remove the two flange nuts (and hex bolts)
which secure the hopper support bracket to
the impeller housing. Retain the hardware.
See Figure 5-13.
Figure 5-13
5 — M & S
aintenance ervice
9