Ring Hammer Replacement Process

Following procedure are used for ring hammer replacement in ring granulator  type crusher

ring hammer replacement

  1. Lock out drive motor.
  2. Open the frame top cover.
  3. Manually rotate rotor until one suspension bar lines up with opening created by the open frame top cover.
  4. Remove the spring pins from both ends of the suspension bar.
  5. Lock rotor to prevent rolling.
  6. From the drive side, commence removing a suspension bar by driving it out of the disc assembly with a smaller bar and a sledge hammer. Each suspension bar has a tapped hole in one end, and with an eye bolt, the bars can be pulled through the discs if desired.
  7. Individually remove each hammer from a row as the suspension bar is gradually pulled through the suspension arms.
  8. While the rotor is blocked in place, install new balanced ring hammers in the row . Install the spring pins in each end of the suspension bar as the installation of the hammers in the row is completed.
  9. Repeat above until all rows of ring hammers have been completely replaced.
  10. Close frame top cover.

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