A condition where too little material has been provided to form the seamed can body hook which can be easily determined or observed by tearing down the seam.
| Probable Cause | Suggested Remedy |
|---|---|
| Inadequate Lower Chuck Spring Pressure | Increase Lower Chuck Spring Pressure by turning the Spring Adjustment Screw in a clockwise direction. The amount of pressure increase will vary depending on the Spring used. |
| Excessive distance between Seaming Chuck and Lower Chuck Plate | Reset Pin Gauge Height |
| Broken or damaged Lower Chuck spring. | Replace the Lower Chuck Spring |
| Long Body Hooks in the Can Shop end may give a Short Body Hook in the Cannery end. | Discuss with Can Manufacturer. A long Body Hook in the can shop end is usually associated with a can flange defect in the can body. |
| Underflanged can bodies. | Discuss with Can Manufacturer. The Seamer will not complete the flanging operation. |
| Spring Solid Design (60L only) Pin Gauge Height incorrect. | Reset Pin Gauge Height referring to the suggested remedy for Spring Solid Design under Long Body Hook. |