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Personal injury or death could result from sudden implement movement. Lower the implement to the ground. Set the parking brake and stop engine before servicing the implement. |
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| NOTICE |
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Use grade 5 bolts only when replacing the shear bolt. Use of a higher grade bolt could damage the implement. Use of a lower grade bolt could reduce the ripping ability of the shank. |
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| Illustration 1 | g00809793 |
Rigid ripper shank (1) arm (2) shear bolt (3) arm (4) shank | |
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| Illustration 2 | g00809810 |
Shank with reset spring (2) shear bolt (3) arm (4) shank (5) spring | |
Shear bolt (2) is placed in the ripper assembly in order to protect ripper shank (4) from excessive loads. The shank that is rigid and the shank that has a reset spring are protected by a shear bolt.
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Do not attempt to adjust or disassemble the reset spring assembly for the shank. The reset spring assembly is serviceable as an assembly only. Do not cut, saw, torch or modify this reset spring assembly. Serious injury or death may result. |
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The shank with a reset spring is able to pivot 508 mm (20 inch) before shearing the shear bolt. The reset spring will return the ripper shank to the operating position.
Follow the steps below in order to replace the shear bolt and the related hardware.
- Inspect the implement for damaged components.
- Determine the cause of the sheared bolt.
- Remove remaining portions of the sheared bolt.
- Reposition ripper shank (4) in order to replace the shear bolt.
Note: If equipped, spring assembly (5) will reset the ripper shank to the working position.
- Inspect wear sleeves (8) in the arm assembly. Replace the wear sleeves, if necessary. Use 202-7550 Wear Sleeve to replace wear sleeve (8) .
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| Illustration 3 | g00809822 |
Shear bolt and wear sleeves (2) shear bolt (6) nut (7) washer (8) wear sleeve (9) wear sleeve | |
- Inspect wear sleeve (9) in the ripper shank. Replace the wear sleeve, if necessary. Use 203-7063 Wear Sleeve to replace wear sleeve (9) .
- Install shear bolt (2), washers (7), and nut (6) .
Use the following parts when you replace the shear bolt:
- Tighten the shear bolt to a torque of 71 N·m (52 lb ft).