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Reliability, Maintainability and Risk, 9th Edition by David J. Smith

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Chapter 14

Factors Influencing Down Time

Abstract

This chapter describes 17 key areas of physical design which impact on active repair time. Organization of maintenance is outlined and the requirements for manuals described. Optimum spares provision is covered including the mathematics needed to quantify the number to be carried.

Keywords

Least replacement assembly
handbooks
manuals
spares
optimum
Markov
The two main factors governing down time are equipment design and maintenance philosophy. In general, it is the active repair elements that are determined by the design and the passive elements which are governed by the maintenance philosophy. Designers must be aware of the maintenance strategy and of the possible equipment failure modes. They ...

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