prBAS EN 17666:2026

This document specifies the maintenance engineering discipline throughout the entire life cycle. This document gives guidance on how maintenance engineering can contribute to the assurance of required dependability to achieve a sustainable balance between performance, risk and costs. This document refers to standards that further describe detailed methods and techniques. This document does not give guidance on how to set up systems and infrastructure for maintenance engineering nor does it include guidance on software maintenance. NOTE 1 For software components of an item, the maintenance activities are covered in ISO/IEC/IEEE 14764 [54]. NOTE 2 The overall maintenance process is covered by EN 17007 [10].