Reliabilityweb Definition: Six Losses

Definition: Six Losses

The major losses, in Total Productive Maintenance (TPM), that occur due to inadequate equipment operation or condition:

1. Breakdown

2. Setup and Adjustment

3. Minor Stoppages

4. Speed Reductions

5. Quality Defects and Rework

6. Yield Reductions

Tip excerpted from: The Professional's Guide to Maintenance and Reliability Terminology by Ramesh Gulati, Jerry Kahn and Robert Baldwin