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Preventative maintenance (PM)

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Decision Type: Prevention
Method Category: Assurance, Maintain high reliability throughout life
Categories: Methods

All actions performed in an attempt to retain an item in a specified condition by providing systematic inspection, detection, and prevention of incipient failures. Preventive maintenance provides a means to avoid unwanted downtime or equipment failures.

  • Predictive maintenance 
    Techniques used to estimate the condition of in-service equipment to determine when to perform maintenance, providing a means to optimize preventative maintenance and equipment use while avoiding unwanted downtime.
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