1. Screw rubber sleeve

  2. Hopper

  3. Vibration motor

  4. Wheel

  5. Air control switch

  6. Air pump

  7. Frame

  8. Air tank

  9. Main motor

  10. Phase sequence switch

  11. Main power interface

  12. Electric control box

  13. Manual/Auto

  14. Vibration motor interface

  15. Vibration motor switch

  16. Manual button

  17. Main motor plug

  18. Air pump plug

  19. Air control switch interface

  20. Phase sequence indicator button

  21. Work light