ONE-POINT LESSON (OPL) with real-life examples: 1. Basic Knowledge: What it is: MTTR (Mean Time To Repair) is the average time it takes to fix something once it breaks. The quicker the repair, the ...
One Point Lesson. An OPL (One Point Lesson) is a short, visual, and focused training tool used mainly in Lean Manufacturing, TPM (Total Productive Maintenance), and Continuous Improvement systems. As ...