AD 2017-10-06

final rule
Data completeness: 80%

Airworthiness Directives; Rolls-Royce plc Turbofan Engines

AD Number
2017-10-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2017-0114
FR Citation
82 FR 24033

Applicability

TypeManufacturerModelDetails
engine Rolls-Royce plc Airworthiness Directives; Rolls-Royce plc Turbofan Engines

Unsafe Condition

Compressor intermediate cases (CIC) that were weld repaired using RR Repair FRSC005 have a higher probability of cracking due to increased residual stresses from the weld repair process.

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

Required Actions

Inspect each affected CIC using fluorescent penetrant inspection (FPI). Depending on findings, accomplish a repair as necessary.

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

Compliance Time

Within the compliance times specified in the AD, unless already done.

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

Affected Aircraft

Rolls-Royce plc RB211 Trent 768-60, RB211 Trent 772-60, and RB211 Trent 772B-60 turbofan engines with a compressor intermediate case (CIC) repaired using RR Repair FRSC005.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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