Glossary
Nowlan and Heap's reliability-based maintenance method

Function ; function

The normal or characteristic actions of an element are sometimes defined along with its performance.

Scheduled preventive maintenance

Scheduled preventive maintenance task carried out at specified time intervals.

Inspection; inspection

Conformity control performed by measuring, observing, testing or calibrating the significant characteristics of a good.

Défaillance fonctionnelle; functional failure

Failure of an element to perform its normal actions or characteristics in accordance with specified thresholds.

dominant failure mode; mode dominant de défaillance

Equipment failure mode with the highest frequency of occurrence of all possible equipment failure modes.

Failure rate

Ratio of the number of failures of an observed component over a given period of use to the total number of failures of all identical...