The Top 10 sources of OEE losses

These are the first areas of productivity losses to target if you want to improve your operation’s Overall Equipment Effectiveness.

Losses due to...

1. Lunch period time, lunch overage times, production run-down before lunch and production run up after lunch.

2. Break period time, break overage times, production run down before breaks, and production run-up after breaks.

3. Meeting period time, meeting overage times, production run down before meeting (if applicable), and production run up after meetings (if applicable).

4. Shift changes, production run down before shift changes, and production run up after shift changes.

5. The extent and frequency of major changeouts.

6. Minor changeouts.

7. Purge at the end of a production run.

8. The difference in speed actually run on the production line versus what should have or could have been run based on the original design of the line and its tested capability.

9. The hierarchical order of the downtime of each machine.

10. Wastage and scrap, including all material costs, labor costs, ergonomic costs, bins or cart costs, holding area costs, transfer costs, and disposal costs.

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