
110 Root Cause Analysis: Improving Performance for Bottom-Line Results
would go to the conveyor, which was about six or seven feet from the oor, and run
his or her hand through the jammed area clearing the jam (there was also a stool at
each module’s conveyor if needed). This took the operator a few seconds and the
equipment was rarely shut down due to backups.
When changes came, they were in the form of faster machines from a different
manufacturer with the intention of eliminating the need for one machine from each
line. The new design did not involve input from any of the operators or mechanics.
The new design had the carton-conveying system ...