AD 2007-02-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce | plc RB211 Trent 700 Series | Airworthiness Directives; Rolls-Royce plc RB211 Trent 700 Series Turbofan Engines |
Unsafe Condition
Coking and carbon buildup in the high pressure-and-intermediate pressure (HP-IP) turbine internal and external oil vent tubes can lead to blockage, resulting in oil vent tube rupture and significant loss of engine oil, potentially causing internal oil fires and uncontained engine failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the HP-IP turbine internal and external oil vent tubes for coking and carbon buildup using a borescope. Clean or replace the vent tubes if necessary, using more stringent replacement criteria than the previous AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the compliance times specified in the previous AD, as this AD supersedes it.
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Affected Aircraft
Rolls-Royce plc RB211 Trent 700 series turbofan 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
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