AD Amdt-39-10609

final rule
Data completeness: 70%

Airworthiness Directives; Rolls-Royce Limited, Aero Division- Bristol, S.N.E.C.M.A., Olympus 593 Series Turbojet Engines

AD Number
Amdt-39-10609
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 98-ANE-12-AD
FR Citation
63 FR 34567

Applicability

TypeManufacturerModelDetails
engine Rolls-Royce Limited Airworthiness Directives; Rolls-Royce Limited, Aero Division- Bristol, S.N.E.C.M.A., Olympus 593 Series Turbojet Engines

Unsafe Condition

Circumferential cracks at the No. 2 outer and inner rings of the combustor chamber may result in combustion chamber detachment, causing inflight engine shutdown or engine fire.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Conduct radiological inspection of combustion chamber No. 2 outer cooling ring scoop welds, reweld and reinspect if needed. Inspect inner and outer cooling ring web lengths, mark acceptable components with 'T' near part number, replace unacceptable parts.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Rolls-Royce Limited, Aero Division-Bristol, S.N.E.C.M.A. Olympus 593 series turbojet engines

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.