preventative maintenance

Noun

uncountable

Maintenance done to keep something in working order rather than to repair damage that has already happened.

Japanese Meaning

故障が発生する前に、装置や設備が正常に機能するように定期的な点検・整備を行う作業 / 事前に予防策として実施される維持管理作業

The factory schedules preventative maintenance every month to avoid costly breakdowns.

工場では高額な故障を避けるために、毎月予防保全を実施しています。

Sense（1）

Maintenance done to keep something in working order rather than to repair damage that has already happened.