Publish Time: 2020-05-19 Origin: Site
| Reason | Solution |
| The flange is not tightened properly,causing the blade rotate or vibrate on the spindle | Wrench-tighten spindle nut to make certain the blade is adequately secured to prevent it from rotation or vibration |
| The flange is dirty,worn bent,make the blade can not fix properly | Clean or replace the flange |
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