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Clutch does not slip
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Distance between rear plate and pressure plate is less than specifications.
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Adjust clutch. (See ADJUSTING MAIN DRIVE SLIP CLUTCH in Service-Baler section.) Disassemble clutch and clean disk spring.
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Seized or rusted.
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Slip the clutch. (See SLIPPING THE MAIN DRIVE SLIP CLUTCH in Service-Baler section.) Disassemble clutch and clean disk spring.
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Warped pressure plate and/or clutch disk.
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Replace pressure plate and/or clutch disk. (See your John Deere dealer.)
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Dirt and fine crop builds up between disk spring and pressure plate and does not allow spring to flatten. Drive protection is reduced.
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Disassemble main clutch and remove dirt between disk spring and pressure plate whether adjusting or slipping clutch.
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During procedure to slip main clutch, loosening cap screws allows disk spring to widen and fill with dirt. While tightening six cap screws, disk spring will not flatten in areas filled with dirt.
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Disassemble main clutch and remove dirt between disk spring and pressure plate whether adjusting or slipping clutch.
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Clutch slips excessively
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Distance between rear plate and pressure plate is more than 7.1 mm (0.280 in.).
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Adjust clutch. (See ADJUSTING MAIN DRIVE SLIP CLUTCH in Service-Baler section.) Disassemble clutch and clean disk spring.
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Disk spring weak from overheating.
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Replace disk spring.
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Worn friction disk.
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Replace friction disk. (See your John Deere dealer.)
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