| Number | Common troubles | The cause of troubles | Trouble shooting | |
| 1 | Tthe impThe body of the machine shakes heavily | he quick-wear parts of eller wears heavily | Replace the quick-wear parts | |
| Feed size is too big | Reduce the feed size | |||
| The obstacle is in the tunnel of impeller | Take out the obstacle | |||
| 2 | The size of produce is too big | The tri-belt is too loose | Tighten the tri-belt | |
| 3 | The resistance of empty operation is too much | The obstacle is in the seals cover of the bearing | Clean the obstacle | |
| 4 | The bearing produces hot | Lack of grease or powder in it | Add the grease or clean the bearing |
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| Bearing is damaged | Replace the bearing | |||
| 5 | The noise of impact of metal | Layer and quick-wear part shed | Replace and tighten | |