Removing Cutterhead With Harvesting Unit

Lower harvesting unit to the ground and retract hydraulic cylinders for raising harvesting unit and harvesting unit float as far as possible.

CAUTION: Fan and cutterhead may continue to rotate for several minutes after the power is shut off. To avoid bodily injury, do not open or remove any doors or shields until all rotating parts have stopped completely.

Shut off engine.

Install adapter plates (A) on cutterhead. Place hydraulic jacks (B) - minimum capacity 1500 kg (3300 lb) each - on adapter plates and insert pistons into frame tube sockets provided.

Pump up jacks until they are pressurized, but do not raise cutterhead.

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Remove main drive belt:

Remove belt guards on right-hand side.

Engage hook at tension cylinder arm (B) into snap hook (A); lift tension cylinder arm by means of a lever, if necessary.

Remove multiple V-belt from cutterhead pulley.

A-Snap hook
B-Tension cylinder arm

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Electrical connections:

Disconnect plugs (A) and (B) below operator's platform.

A-Plug (21 terminals)
B-Plug (37 terminals)

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Quick Couplers for Automatic Lubrication System (Depending on Equipment)

Disconnect cutterhead quick couplers (A), (B), (C) and header quick coupler (D) and cap openings to prevent contamination (also refer to Section "Lubrication, Periodic Service").

A-Quick Coupler, Cutterhead Automatic Lubrication
B-Quick Coupler, Cutterhead Automatic Lubrication
C-Quick Coupler, Cutterhead Automatic Lubrication
D-Quick Coupler, Header Automatic Lubrication

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Header Hydraulic Hoses (Depending on Equipment)

Disconnect hydraulic hoses at quick couplers (A) and (B).

Cap openings to prevent contamination.

A-Header Hydraulic Connector
B-Header Hydraulic Connector

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Hydraulic Hoses at Reverser Motor (Four-Speed LOC Only)

To disconnect quick couplers at return hose (A), pull locking ring to the rear; at pressure hose (B) pull locking ring to the front.

Cap openings to prevent contamination.

Attach hoses to bracket (C).

A-Return hose
B-Pressure hose
C-Bracket

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Hydraulic Hoses IVLOC - Multi Coupler

Press locking knob (A) and pull down lever (B).

Securely place the removed part of the multi coupler on the top of the cutterhead.

Close cover (C).

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Hydraulic Hoses IVLOC - Quick Coupler

To disconnect quick couplers pull locking ring at intake hose (A) and pull locking ring at return hose (B).

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IMPORTANT: Connect return hose (B) (male) to intake hose (A) (female) at forage harvester side.

Connect intake hose (A) (male) to return hose (B) (female) at cutterhead side.

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Reverser Motor - Quick Coupler

Remove IVLOC reverser motor (C) by means of screws (D).

IMPORTANT: Store reverser motor (C) in a safe position.

Close IVLOC opening with cover (E).

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Cutterhead Bearing Shells:

Open cutterhead bearing shells.

Remove bolts (A).

Position steering wheels of forage harvester in straight-ahead position and carefully back up harvester.

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