Prevent the Callback Before It Happens
Use FMEA to prioritize a preventive check before leaving the job site.
Last five minutes Evan finishes a storefront lever replacement at 4:55 p.m. It cycles once with the door open, the manager is ready to close, and the next call is waiting. The callback risk is hiding in the test he has not run yet. Preventive quality FMEA: failure mode, effect, and detectability FMEA asks what could fail, what the effect would be, how severe it is, how likely it is, and how easily it can be detected. On a locksmith job, use the lightweight version: identify the likely failure mode, test the high-consequence use case, and reduce the risk before…
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