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Proof of Work
- Documentation That Survives an Audit
In hazardous-location work, undocumented maintenance did not happen. A defensible record ties each action to a date, a technician, the equipment served, and the measured result: face velocity readings, calibration gas lots, setpoints verifi...
- PM Principles and Intervals
A preventive-maintenance program is built from the equipment's duty, the manufacturer's data, and the consequence of failure. High-consequence, fast-degrading items like exhaust filters and gas sensors get short, firm intervals; slow-wearin...