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maintenance·Simple

MTBF

Formula: mtbf = operating_time ÷ failure_count

Inputs

Results

Mean Time Between Failures
730 h

Warnings & checks

  • Warn if MTBF is trending downward across periods

Recommended next actions

  • Pair with MTTR to get full availability picture
  • Investigate the top-3 failure modes by Pareto

Use for estimation. Verify safety-critical calculations with qualified review.