214323 378 Revision A
5.8.3 Removing Knifehead Bearing
WARNING
To avoid bodily injury or death from unexpected start-up or fall of raised machine, always stop engine,
remove key, and engage safety props before going under machine for any reason.
WARNING
Stand to rear of knife during removal to reduce risk of injury from cutting edges. Wear heavy gloves when
handling knife.
IMPORTANT:
Repeat this procedure for each knife.
1. Shut down the combine, and remove the key from the ignition.
2. Remove the knife. Refer to 5.8.2 Removing Knife, page 377.
NOTE:
Because the bearing is being replaced, it is not necessary to wrap the knifehead to protect the bearing.
Figure 5.103: Knifehead Bearing Assembly
3. Use a flat-ended tool with the same approximate
diameter as pin (A). Tap seal (B), bearing (C), plug (D),
and O-ring (E) from the underside of the knifehead.
NOTE:
Seal (B) can be replaced without removing the bearing.
When changing the seal, check the pin and needle
bearing for wear and replace if necessary.
MAINTENANCE AND SERVICING
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