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Standard
ISO 3977-9
Second edition
Gas turbines — Procurement —
2024-05
Part 9:
Reliability, availability and
maintainability
Turbines à gaz — Spécifications pour l'acquisition —
Partie 9: Fiabilité, disponibilité, maintenance
Reference number
ISO 3977-9:2024(en) © ISO 2024
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ISO 3977-9:2024(en)
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Published in Switzerland
© ISO 2024 – All rights reserved
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ISO 3977-9:2024(en)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Maintainability . 5
4.1 General .5
4.2 Manufacturer's responsibility .6
4.2.1 Inspection schedules .6
4.2.2 On-line inspection and on-line maintenance .7
4.2.3 Condition monitoring .8
4.2.4 Running maintenance .8
4.2.5 Fouling .8
4.2.6 Degradation .8
4.3 User's responsibility .8
4.4 Spares parts .9
4.5 Operating log sheets .9
5 Reliability and availability .
...