44b33013_ble_Seam_Troubleshooting_Guide__Suggested_Remedy
[Probable Cause] Align Cap Guide Rails to eliminate binding of the cover and can flange. [Suggested Remedy] 
Align Cap Guide Rails to eliminate binding of the cover and can flange.
Knocked Down Flange | Cause & Remedy | Double Seam Troubleshooting Guide
Suggested Remedy