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Cases of Accident-related Injuries
| While disassembling a recoil spring, the spring bounced, hitting a worker's hand and breaking it. |
| A worker loosened a center nut to disassemble the recoil spring of a hydraulic shovel. Just as the nut was about to come off, the recoil spring flew off from the repulsion, hitting the worker's hand and breaking it. |
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| Corrective Action | |
| 1. | Use a jig specifically designed for assembly and disassembly. |
| 2. | Perform work only after discussing work procedures in advance. |
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