Twine Electric Actuator Installation Adjustment

CAUTION: Twine arms can move unexpectedly. Keep hands out of twine arm path to avoid crushing. Turn off power BEFORE servicing or adjusting twine arms or twine cutter mechanism.

Stay out of the path of twine arms at all times when power to twine arms is ON.

Twine knife has two cutting edges. Be careful when working around the knife. It is sharp.

NOTE: 469 and 469S are illustrated for the following procedure. On the 569, actuator is installed on right-hand side.

If electric actuator has been removed or replaced, or the twine cutter tension adjustment cannot be made by moving washers on the cutter strap, make the following adjustment:

1. 
   E62491-UN-10APR12

   569 Shown with MegaTooth™ Pickup

   A - Quick-Lock Pin

   B - Left-Hand Curtain

   If equipped with MegaTooth™ pickup, remove quick-lock pin and rotate curtain away from front frame.

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2. 
   E40625-UN-06SEP00

   A - Twine Cutter Strap

   B - Contact Tab

   C - Twine Arm Stop

   Adjust cutter strap (A) by putting two washers in front of contact tab (B) and four washers behind contact tab (B). Make sure twine arm stop (C) is in the down position.

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3. Turn tractor key to ON position. Do not start tractor engine. Press ON or OFF key to turn monitor-controller ON.

4. 
   E40583-UN-06SEP00

   A - Nut

   B - Tab

   C - Strap

   D - Twine Arm

   E - Dimension

   Press monitor-controller RETRACT key and move twine arms until twine arm (D) lightly contacts tab (B) and strap (C).

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5. Turn monitor-controller OFF. Turn tractor key to OFF position. Remove key.

6. Loosen nut (A) and adjust tab (B) to obtain dimension (E) between bottom edge of tab (B) and bottom side of strap (C) according to specifications. Keep tab (B) vertical and tighten nut (A).

   Item	Measurement	Specification
   Bottom Edge of Tab-to-Bottom Side of Strap	Overlap	2—4 mm (3/32—5/32 in.)

7. Turn tractor key to ON position. Press ON or OFF key to turn monitor-controller ON.

8. Move twine arms forward using monitor RETRACT key.

9. Turn monitor-controller OFF. Turn tractor key to OFF position. Remove key.

10. Check overlap dimension (E). Front twine arm must pass under tab (B). If necessary, adjust tab (B). Light contact between tab (B) and front twine arm (D) is acceptable.

11. Turn tractor key to ON position. Press ON or OFF key to turn monitor-controller ON.

12. Move twine arms behind twine cutter using monitor-controller EXTEND key.

13. Turn monitor-controller OFF. Turn tractor key to OFF position. Remove key.

14. CAUTION: Twine knife has two cutting edges. Be careful when working around the knife. It is sharp.

    
    E39276-UN-19JUN96

    A - Cutter Strap

    B - Support

    C - Knife

    Pull cutter strap (A) gently forward until knife (C) contacts hex anvil. Remove slack, but DO NOT deform cutter strap.

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15. Mark along cutter strap (A) at support (B), as shown.

16. 
    E40647-UN-17JUL96

    
    E40626-UN-29JUN96

    A - Cap Screw

    B - Cap Screw

    C - J—Bolt Nut

    D - Twine Cutter Dimension

    Loosen cap screw (A and B).

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17. Loosen J-bolt nut (C).

18. Move cap screw (A) to end of slot toward actuator.

19. Tighten cap screws (A and B) so actuator pivot can be moved by hand, but with some resistance.

20. Turn tractor key to ON position. Turn monitor-controller ON.

21. Using monitor-controller RETRACT key, move twine arms to home position.

22. Turn monitor-controller OFF. Turn tractor key to OFF position. Remove key.

23. Tighten J-bolt nut (C) to obtain dimension (D) between mark on cutter strap and strap support according to specifications.

    Item	Measurement	Specification
    Mark on Cutter Strap-to-Strap Support	Distance	5—7 mm (3/16—9/32 in.)

24. Tighten cap screw (A) to specifications.

    Item	Measurement	Specification
    Cap Screw (A)	Torque	140 N·m (103 lb.-ft.)

25. Tighten cap screw (B) to specifications.

    Item	Measurement	Specification
    Cap Screw (B)	Torque	95 N·m (70 lb.-ft.)

26. Turn tractor key to ON position. Turn monitor-controller ON.

27. Using monitor-controller RETRACT key, cycle twine arm to home position (actuator fully retracted).

28. Turn monitor-controller OFF. Turn tractor key to OFF position. Remove key.

29. Check twine cutter dimension (D).

30. If dimension (D) is less than specified, loosen cap screws (A and B). Tighten J-bolt nut (C) until dimension (D) is obtained. Tighten cap screws (A and B).

    If dimension (D) is more than specified, loosen cap screws (A and B). Loosen J—bolt nut (C) until dimension (D) is obtained. Tighten cap screws (A and B).

31. If equipped with MegaTooth™ pickup, rotate curtain toward front frame and fasten with quick-lock pin.