Chaffer-Remove And Install

causym CAUTION: Shut off engine, set park brake and remove key to help prevent accidental starting and personal injury.

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

1. If equipped with a straw chopper, remove cap screws (A) and air chutes (B) from both sides.

H76071


A-Cap Screws
B-Air Chute

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2. Raise spreader (if equipped) and remove pins (B).

3. Remove spreader disks (A).


A-Disk
B-Quick-Lock Pin

H54063

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4. Loosen gauge adjustment screw (A) in chaffer element (B).


A-Adjustment Screw
B-Chaffer Element

H51987

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5. Slide chaffer opening gauge (A) inside chaffer element.


A-Chaffer Opening Gauge

H72109

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6. Remove chaffer retaining bolts (A) and springs from both sides.

7. Remove chaffer element out rear of machine.

8. Inspect grain seals on chaffer element.

9. Repair or replace as necessary.

10. Install chaffer element in rear of machine.

11. Install chaffer retaining bolt assembly (A) on both sides. Tighten to specifications.

Specification

Chaffer Retaining Bolts -Torque 100 N·m (74 lb-ft)

H51988


A-Chaffer Retaining Bolt Assembly

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12. Slide opening gauge (A) through sidesheet.

13. Calibrate opening gauge to proper dimension.

a. Crank chaffer to full open position.


A-Chaffer Opening Gauge

H72109

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b. Close slowly until average opening measures approximately 8 mm with combine clearance gauge (A).

c. Slide opening gauge (B) to read 8 mm at sidesheet (C).


A-Combine Clearance Gauge
B-Opening Gauge
C-Sidesheet

H54012
H65811

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d. Tighten gauge adjustment screw (A) in chaffer element (B).


A-Adjustment Screw
B-Chaffer Element

H51987

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14. If equipped with a straw chopper, install air chutes (B) with cap screws (A) on both sides.

15. Install spreader disks and lower straw spreader.


A-Cap Screws
B-Air Chute

H76071

OUO6075,0002B55 -19-21APR03-9/9