Troubleshooting Sprocket / Pin gear drive
Pin gear drive unit
| 1 | Unusual noises |
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| Cause 1 | Improper installation of pin gear, pin wheel and pin rack | Solution |
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| Cause 2 | Excessive wear on pin gear, or pin wheel and pin rack. | Solution | Replace with new one |
| Cause 3 | No lubrication or insufficient lubrication | Solution | Performing lubrication and continuing proper lubrication |
| 2 | Pin gear comes off |
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| Cause 1 | Improper installation of pin gear, pin wheel and pin rack | Solution | Inspect and correct Correct center distance, etc. |
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| 3 | Wear on sides of pin gear Wear on pin wheel or inside of pin rack frame |
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| Cause 1 | Improper installation of pin gear, pin wheel and pin rack | Solution |
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| 4 | Rusting |
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| Cause 1 | No lubrication or insufficient lubrication | Solution |
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| 5 | Breakage of pin gear teeth |
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| Cause 1 | Excessive shock load or excessive load | Solution |
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| Cause 2 | Bite of foreign objects | Solution | Improve operating atmosphere |
| 6 | Breakage of bush |
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| Cause 1 | Excessive shock load or excessive load | Solution |
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| 7 | Breakage of roller |
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| Cause 1 | Excessive shock load or excessive load | Solution |
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| Cause 2 | Excessive rotation speed | Solution | Review operating conditions (allowable tangential speed: 50m/min) |
| Cause 3 | No lubrication or insufficient lubrication | Solution | Continue proper lubrication after replacement with a new one |
| 8 | Roller does not rotate |
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| Cause 1 | No lubrication or insufficient lubrication | Solution | Continue proper lubrication after replacement with a new one |
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| Cause 2 | Excessive load | Solution |
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| Cause 3 | Foreign objects enter between bush and roller | Solution |
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| 9 | Uneven roller wear |
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| Cause 1 | No lubrication or insufficient lubrication | Solution | Continue proper lubrication after replacement with a new one |
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| Cause 2 | Excessive load | Solution |
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| Cause 3 | Improper installation of pin gear, pin wheel and pin rack | Solution |
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