Chaffer/Sieve Elements (Self-Leveling Shoe)—Remove and Install

1. CAUTION: Shut OFF engine, set parking brake and remove key to help prevent accidental starting and personal injury.

   NOTE: It is not necessary to remove straw chopper (if equipped) or spreader (if equipped) to remove chaffer/sieve elements. Chopper or spreader must be in fully raised position.

   Close chaffer/sieve louvers before removal leveling bays. If louvers are left open, bottom of chaffer bays catch on sieve louvers during removal.

   
   H91029-UN-26MAR08

   A - Cap Screws (4 Used)

   B - Cap Screws (4 Used)

   C - Cap Screws (3 Used)

   D - Shield

   Remove cap screws (A—C) and shield (D).

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2. 
   H91032-UN-26MAR08

   A - Cap Screws (6 Used)

   B - Side Brackets (2 Used)

   Remove and retain cap screws (A) and side bracket (B) on both sides of machine.

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3. 
   H91030-UN-31MAR08

   A - Spring

   B - Divider Retainer

   C - Divider

   D - Chaffer Bays

   Lift and hold spring (A) and remove divider retainer (B).

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4. Slide divider (C) from chaffer bays (D).

5. 
   H91033-UN-08APR08

   Chaffer Bay Shown

   A - Cap Screw

   B - Lock Nut and Cap Screw

   C - Leveling Bay Linkage

   D - Cap Screws

   E - Chaffer Bays

   Remove cap screw (A), and cap screw and lock nut (B).

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6. Open leveling bay linkages (C).

7. Remove cap screws (D) and slide chaffer bays (E) from guide.

8. Inspect chaffer element and repair or replace as needed.

9. 
   H91053-UN-31MAR08

   A - Lock Nut

   B - Bay Rail

   Remove lock nut (A) and bay rail (B).

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10. NOTE: If sieve bay must be removed, two chaffer bays must be removed to allow for room.

    
    H91034-UN-31MAR08

    Sieve Bay Shown

    A - Cap Screw

    B - Lock Nut

    C - Cap Screw

    D - Leveling Bay Linkage

    E - Cap Screws

    F - Sieve Bays

    Remove cap screw (A), lock nut (B) and cap screw (C).

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11. Open leveling bay linkages (D).

12. Remove cap screws (E) and slide sieve bays (F) from guide.

13. Inspect sieve element and repair or replace as needed.

14. 
    H91066-UN-02APR08

    A - Sieve Bay

    B - Pivot

    C - Bushing

    Align sieve bay (A) with guides and slide towards front of machine until pivot (B) aligns with bushing (C).

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15. NOTE: Push bay forward to compress spring in bushing area to ensure that bay front lines up properly with bushing.

    
    H91036-UN-31MAR08

    Sieve Bay Shown

    A - Cap Screws

    B - Leveling Linkage Arms

    C - Cap Screw

    D - Lock Nut

    E - Cap Screw

    Install and tighten cap screws (A) to specification.

    Item	Measurement	Specification
    Bay Cap Screws	Torque	73 N·m (54 lb-ft)

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16. Align leveling linkage arms (B) around bay hex shaft.

17. Install cap screw (C) and tighten nut (D) to specification.

    Item	Measurement	Specification
    Linkage Cap Screws	Torque	37 N·m (27 lb-ft)

18. Align louver opening adjust strap with remote shoe adjust linkage bar and tighten cap screw (E) to specification.

    Item	Measurement	Specification
    Adjust Bar Cap Screws	Torque	37 N·m (27 lb-ft)

19. 
    H91054-UN-31MAR08

    A - Bay Rail

    B - Hole

    C - Lock Nut

    Align bay rail (A) with hole (B) and retain with lock nut (C).

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20. 
    H91035-UN-31MAR08

    A - Chaffer Bay

    B - Pivot

    C - Bushing

    Align chaffer bay (A) with guides and slide towards front of machine until pivot (B) aligns with bushing (C).

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21. NOTE: Push bay forward to compress spring in bushing area to ensure that bay front lines up properly with bushing.

    
    H91037-UN-08APR08

    Chaffer Bay Shown

    A - Cap Screws

    B - Leveling Linkage Arms

    C - Cap Screw and Lock Nut

    D - Cap Screw

    Install and tighten cap screws (A) to specification.

    Item	Measurement	Specification
    Bay Cap Screws	Torque	73 N·m (54 lb-ft)

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22. Align leveling linkage arms (B) around bay hex shaft.

23. Install cap screw and tighten lock nut (C) to specification.

    Item	Measurement	Specification
    Linkage Cap Screws	Torque	37 N·m (27 lb-ft)

24. Align louver opening adjust strap with remote shoe adjust linkage bar and tighten cap screw (D) to specification.

    Item	Measurement	Specification
    Adjust Bar Cap Screws	Torque	37 N·m (27 lb-ft)

25. 
    H91030-UN-31MAR08

    A - Spring

    B - Divider Retainer

    C - Divider

    D - Chaffer Bays

    Install divider (C) between chaffer bays (D).

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26. Install divider retainer (B) in grooves and push down until spring (A) snaps into place.

27. 
    H91032-UN-26MAR08

    A - Cap Screws (6 Used)

    B - Side Brackets (2 Used)

    Install side bracket (B) and tighten cap screws (A) to specification on both sides of machine.

    Item	Measurement	Specification
    Cap Screws	Torque	37 N·m (27 lb-ft)

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28. Install previously removed shield and retain with cap screws.

29. Calibrate chaffer/sieve, see Calibration Procedures section.

30. Lower straw spreader or chopper.