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A maintenance team replaces the air filters on HVAC rooftop units every three months, regardless of their condition. What type of maintenance strategy is this?

Answers
APreventive Maintenance
BCorrective Maintenance
CPredictive Maintenance
DReactive Maintenance
Correct answer: A — Preventive Maintenance
Preventive maintenance is performed on a calendar or run-time schedule to prevent failures before they occur, regardless of current condition.

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