Chopper Blade-Centering

CAUTION: 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.

Release latch (A) and lift shield (B) over pins (C).

Remove pin (D) from shield (E) and remove shield from bracket (F).

A-Latch
B-Shield
C-Pins
D-Quick-Lock Pin
E-Shield
F-Bracket

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NOTE: It is not necessary to remove sensor completely.

Loosen sensor collar screws (A).

A-Sensor Collar Screws

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Loosen left-hand side set screw on locking collar (A) and loosen locking collar.

Remove and retain nuts (B).

Remove and retain bearing shield (C).

Loosen right-hand side set screw on locking collar (D) and loosen locking collar.

A-Locking Collar (Left-Hand Side)
B-Nuts
C-Bearing Shield
D-Lock Collar (Right-Hand Side)

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Position chopper rotor (A) to right or left to ensure all rotor blades (B) clear stationary knives (C).

A-Chopper Rotor
B-Rotor Blades
C-Stationary Knives

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Tighten set screws (A) and (D) on both sides in direction of rotor rotation.

Install bearing shield (C) on right-hand side and retain with nuts (B).

A-Sensor Collar Screws
B-Nuts
C-Bearing Shield
D-Lock Collar (Right-Hand Side)

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Install and retain sensor using sensor collar screws (A).

A-Sensor Collar Screws

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Measure gap (A) between sensor and sensor collar. Adjust sensor to specifications as needed.

Specification

Install chopper shields on left-hand side.

A-Sensor Gap

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