A Long Body Hook is a condition where the body hook approaches or exceeds the maximum recommended specification.
POTENTIAL CAUSES:
Excessive lower lifter spring pressure.
Short pin height.
Mushroom flanges.
Overly tight seam.
SUGGESTED REMEDY:
Decrease spring pressure.
Reset pin height.
Check filler and/or incoming cans from can manufacturer.
Reset seam to 90% tightness wrinkle rating.