Chipper / Shredder Servicing
5
4.6. Thread the special tool into the impeller. The tool
will bottom out in the crankshaft. continue to turn
the hex bolt until the impeller releases from the
crankshaft. See Figure 12.
4.7. Inspect the impeller, flails and chipper blades for
any wear or damage. See Figure 13.
Figure 12
Special Removal Tool 753-0638
Figure 13
Shredder Screen
Impeller Assembly
Flails (4)
NOTE: In this figure, the serrated housing exten-
sions can be seen. These help shear debris that
gets behind the impeller. See Figure 14.
5. FLAIL REMOVAL AND REPLACEMENT.
5.1. Stop the engine and wait until all moving parts
have come to a complete stop.
5.2. Disconnect spark plug wire and keep away from
spark plug.
WARNING: The muffler and surrounding area
will be hot if the engine has been running. Use
caution and protect your hands if working near
the muffler.
5.3. Follow the directions in section three to remove
the impeller housing.
NOTE: You do not need to remove the shredder
blade to service the flails.
Figure 14
Serrated Housing Extentions
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