Library / Maintenance Engineering and Management Principles Framework
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Source changed 2026-10-03 05:29:54 UTC · snapshot created 2026-10-03 05:30:57 UTC · last check 2026-10-03 06:10:20 UTC

MNT.7:8 - Common Anti-Patterns and How to Avoid Them

“The repair takes three hours, so it fits” excludes the rest of the outage. Compare complete elapsed demand with the service envelope. Preparation is assumed to overlap operation even though it needs the same isolated machine. Check the dependency before removing it from the outage.

Time pressure can turn contingency into permission to skip restoration evidence. Return to the operating decision when the supported plan expires.