AD 2013-05-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Rolls-Royce | Deutschland Ltd & Co KG Turbofan | Airworthiness Directives; Rolls-Royce Deutschland Ltd & Co KG Turbofan Engines |
Unsafe Condition
Premature wear of the splined coupling on the fuel pump, which could lead to failure of the engine fuel supply and an uncommanded in-flight shutdown.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the fuel pump splined coupling as follows: (1) If the engine has 3,750 hours TIS or more on the effective date, within 250 hours TIS. (2) If the engine has less than 3,750 hours TIS on the effective date, before reaching 4,000 hours TIS. (3) Replace the coupling every 4,000 hours TIS thereafter.
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Compliance Time
Within 250 hours TIS if the engine has 3,750 hours TIS or more on the effective date; before reaching 4,000 hours TIS if the engine has less than 3,750 hours TIS on the effective date.
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Affected Aircraft
Rolls-Royce Deutschland Ltd & Co KG BR700-710A1-10, BR700-710A2-20, and BR700-710C4-11 turbofan engines with specific hardware configuration standards.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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