Craftsman CMXGPAM1080053 Instruction Manual page 14

5. Confirm that the spark plug wire is disconnected and away from spark plug.
Pull on the starter rope two-to-three times to purge any remaining debris
from the reduction chamber.
6. When the area is cleaned, pivot the shredder screen downward and re-
secure with the clevis pin and hairpin clip removed earlier.
7. Reattach the debris collection bag to the chute deflector, if desired.
Blade Care
Sharpening Or Replacing Chipper Blades
1. Stop engine and make certain the chipper shredder has come to a complete
stop.
2. Disconnect the spark plug wire and ground against the engine.
3. Pivot the shredder screen upward as instructed under the heading Cleaning
the Reduction Chamber.
4. Remove the chipper chute support brace from the frame by removing the
two hex bolts and saddle washers which secure it. See A in Figure 10.
A
5. Remove the chipper chute by removing three hex nuts and washers which
secure it to the impeller housing. See B in Figure 10.
6. Rotate the impeller by hand until one of the two chipper blades is visible
through the impeller housing opening.
7. Remove the blade by removing the internal hex screws, lock washers and
hex nuts which secure it to the impeller. See C in Figure 10. Retain the
hardware.
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.
SERVICE AND MAINTENANCE
C
B
Figure 10
8. Install a replacement blade (Part No. 742-0544) 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.
9. To replace the other blade, rotate the impeller to expose the second blade
and repeat the steps above.
NOTE: Make certain blades are reassembled with the sharp edge outward
(toward the chipper chute). Torque hardware to between 20 ft.-lbs and 25
ft.-lbs.
Shredder Blade
WARNING: The shredder blade is sharp. Wear leather work
gloves to protect your hands.
1. Stop engine, disconnect spark plug, and make certain that all moving parts
have come to a complete stop.
2. Remove the two flange nuts (and hex bolts) which secure the hopper
support bracket to the impeller housing. Retain the hardware. See Figure 11.
3. Pivot the shredder screen upward as instructed under the heading Cleaning
the Reduction Chamber.
14
Figure 11