2025-05-26 00:00:00 Any maintenance activity, such as an inspection, servicing, or replacement, that's performed as part of a scheduled plan, rather than as a response to a breakdown, can be considered preventive maintenance. And what is the purpose of preventive maintenance? By identifying components or parts that are wearing out and repairing or replacing them before they fail, an effective preventive maintenance program can help limit production downtime and extend the service life of equipment and facilities.