AD 80-13-05 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce plc | RB211-22B-02 | ROLLS-ROYCE, LTD Model RB211-22B Engines |
| engine | Rolls-Royce plc | RB211-22B/MOD 72-8700 | ROLLS-ROYCE, LTD Model RB211-22B Engines |
Unsafe Condition
High pressure compressor (HPC) rotor stage 1 and 2 disk assembly failure
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Required Actions
Remove from service HPC rotor stage 1 and 2 disk assemblies listed in Appendices 1 and 2 of Rolls-Royce Alert Service Bulletin No. RB211-72-A5722, Revision 3, and replace with FAA-approved, serviceable assemblies.
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Compliance Time
Compliance required as indicated, unless already accomplished. For disk assemblies listed in Appendix 1: a) After July 31, 1980, no disk assemblies may exceed 7,000 flight cycles. b) After December 31, 1980, no disk assemblies may exceed 6,000 flight cycles. c) All remaining disk assemblies by April 30, 1981. For disk assemblies listed in Appendix 2: a) After the effective date of this amendment, no disk assemblies may exceed 9,000 flight cycles.
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Affected Aircraft
Rolls-Royce RB211-22B-02 and RB211-22B/MOD 72-8700 engines with HPC rotor stage 1 and 2 disk assemblies listed by part number and serial number in Appendices 1 and 2 of Rolls-Royce Alert Service Bulletin No. RB211-72-A5722, Revision 3.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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