Chopper Stationary Knife Blades—Replacing

1. CAUTION:

   
   H86570-UN-12SEP06

   A - Wing Nut

   B - Tension Rod

   Shut OFF engine, set parking brake and remove key. Before performing service or maintenance on raised chopper, use lift actuator to snap lock-out pins into place.

   Knife blades are sharp.

   Loosen wing nut (A) and position knifebank to the fully disengaged position.

---




2. While supporting knifebank, remove tension rod (B) by pushing out the right side of the machine. Retain bushing at outer ends of knifebank for later assembly.

3. 
   H82430-UN-14FEB05

   A - Pin

   B - Retaining Rod

   C - Lock Nuts

   Remove pin (A) from retaining rod (B).

---




4. Loosen lock nuts (C) on clips holding retaining rod.

5. Slide retaining rod until it clears knives that need to be replaced.

6. Reverse knives for additional usage, or replace knives if worn on both sides.

7. Reposition retaining rod, install pin and tighten lock nuts.

8. 
   H86570-UN-12SEP06

   A - Wing Nut

   B - Tension Rod

   Position knifebank to chopper and install tension rod (B) from right side of machine making sure to reposition bushing previously removed.

---




9. Install wing nut (A) to tension rod. Adjust knifebank to desired position and tighten wing nut.

   IMPORTANT: Knifebank must be in the fully disengaged position for corn.