Which of the following best describes the primary objective of a Planned Preventive Maintenance (PPM) schedule for critical equipment at a waste treatment facility?
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A
To reactively repair equipment only after it has broken down to minimise upfront costs.
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B
To systematically inspect, service, and replace components at pre-determined intervals to minimize unexpected failures.
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C
To fulfil the warranty requirements of the equipment manufacturer.
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D
To reduce the operational hours of the equipment to extend its overall lifespan.