Tips and Insights
Maintenance Procedures Need Work Instructions
Irregular maintenance of production and testing equipment is a hidden source of product variation. Maintenance procedures are the orphans of work instruction systems, with most attention being devoted to production. For optimal overall quality assurance, there must be appropriate attention to documenting maintenance procedures, both preventive maintenance as well as routine maintenance performed by production workers. The attached sample shows routine cleaning of an ultrasonic water tank as a required procedure at the start of every production shift.
The completed work instructions met our "Four Essentials" test - all were Clear, Credible, Consistent, and Accessible. Here's where you can see more aboutevaluating your work instructions