AD 75-16-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce plc | RB211-22B-02 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-22B/MOD 72-8700 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524B-02 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524B-B-02 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524B2-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524B2-B-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524B3-02 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524B4-02 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524B4-D-02 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524C2-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524C2-B-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524D4-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524D4-39 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524D4-B-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524D4-B-39 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524D4X-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524D4X-B-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524G2-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524G2-T-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524G3-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524G3-T-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524H-36 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524H-T-36 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524H2-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
| engine | Rolls-Royce plc | RB211-524H2-T-19 | ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines |
Unsafe Condition
Damage in the intermediate and high pressure compressors that contributes to the frequency of high power surges.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the inlet guide vane spherical trunnions, bearing pads, actuating rings, and bearing support segments; modify the intermediate pressure compressor inlet guide vanes; and modify the IP compressor stator vanes in the 4th and 5th stage stator assemblies in accordance with specified service bulletins or FAA-approved equivalents.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Compliance required by December 31, 1975, unless already accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Rolls-Royce (1971) Limited RB211 series engines, serial numbers 10389 and prior.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Intermediate and High Pressure Compressors
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_75-16-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 75-16-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines Subject: Intermediate and High Pressure Compressors Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 08/22/1975 Make: Rolls-Royce plc Model: RB211-22B-02 | RB211-22B/MOD 72-8700 | RB211-524B-02 | RB211-524B-B-02 | RB211-524B2-19 | RB211-524B...Show more Product Type: Engine Product Subtype: Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 75-16-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2274 AD NUMBER: 75-16-08 SUBJECT HEADING: ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines ACTION: SUMMARY: DATES: Effective August 22, 1975. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 75-16-08 ROLLS ROYCE (1971) LIMITED: Amendment 39-2274. Applies to Rolls Royce RB211 series engines, serial numbers 10389 and prior. Compliance required by December 31, 1975, unless already accomplished. To prevent damage in the intermediate and high pressure compressors that contributes to the frequency of high power surges, accomplish the following: 1. Modify the inlet guide vane spherical trunnions, bearing pads, actuating rings, and bearing support segments in accordance with Rolls-Royce (1971) Limited Service Bulletin RB211-72-3326, dated November 14, 1973, or an FAA-approved equivalent. 2. Modify the intermediate pressure (IP) compressor inlet guide vanes in accordance with Rolls-Royce (1971) Limited Service Bulletin RB211-72-3335, Revision 2, dated March 12, 1974, or an FAA-approved equivalent. 3. Modify the IP compressor stator vanes in the 4th and 5th stage stator assemblies in accordance with Rolls-Royce (1971) Limited Service Bulletin RB211-72-3482, dated April 9, 1974, or an FAA-approved equivalent. This amendment becomes effective August 22, 1975. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_75-16-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 75-16-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines Subject: Intermediate and High Pressure Compressors Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 08/22/1975 Make: Rolls-Royce plc Model: RB211-22B-02 | RB211-22B/MOD 72-8700 | RB211-524B-02 | RB211-524B-B-02 | RB211-524B2-19 | RB211-524B...Show more Product Type: Engine Product Subtype: Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 75-16-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2274 AD NUMBER: 75-16-08 SUBJECT HEADING: ROLLS ROYCE (1971) LIMITED Model RB211 Series Engines ACTION: SUMMARY: DATES: Effective August 22, 1975. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 75-16-08 ROLLS ROYCE (1971) LIMITED: Amendment 39-2274. Applies to Rolls Royce RB211 series engines, serial numbers 10389 and prior. Compliance required by December 31, 1975, unless already accomplished. To prevent damage in the intermediate and high pressure compressors that contributes to the frequency of high power surges, accomplish the following: 1. Modify the inlet guide vane spherical trunnions, bearing pads, actuating rings, and bearing support segments in accordance with Rolls-Royce (1971) Limited Service Bulletin RB211-72-3326, dated November 14, 1973, or an FAA-approved equivalent. 2. Modify the intermediate pressure (IP) compressor inlet guide vanes in accordance with Rolls-Royce (1971) Limited Service Bulletin RB211-72-3335, Revision 2, dated March 12, 1974, or an FAA-approved equivalent. 3. Modify the IP compressor stator vanes in the 4th and 5th stage stator assemblies in accordance with Rolls-Royce (1971) Limited Service Bulletin RB211-72-3482, dated April 9, 1974, or an FAA-approved equivalent. This amendment becomes effective August 22, 1975. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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