AD 98-15-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce Limited | Olympus 593 Mk. 610-14-28 | Airworthiness Directives; Rolls-Royce Limited, Aero Division-Bristol, S.N.E.C.M.A, Olympus 593 Series Turbojet Engines |
Unsafe Condition
Cracked rebroached stage 6 high pressure compressor (HPC) disks could result in uncontained engine failure and damage to the aircraft.
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Required Actions
Remove from service rebroached HPC stage 6 disks (B509174 to B509181) before exceeding specified cycles in service (CIS) since rebroaching, cycles since new (CSN) prior to January 1, 2000, or CSN after December 31, 1999. Inspect disks for cracks using specified service bulletins and remove cracked disks from service. Remove disks prior to exceeding maximum post-rebroach cyclic life limits or CSN thresholds.
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Compliance Time
Required as indicated, unless accomplished previously.
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Affected Aircraft
Rolls-Royce Limited, Aero Division-Bristol, S.N.E.C.M.A. Olympus 593 Mk. 610-14-28 turbojet engines, installed on but not limited to British Aerospace/Aerospatiale Concorde series aircraft.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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