AD 2011-13-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Learjet | Inc | Airworthiness Directives; Learjet Inc. Model 45 Airplanes |
Unsafe Condition
Chafed hydraulic tubes in the left-hand engine, leading to hydraulic tube failure and uncontrolled loss of flammable fluid within the engine cowling, which could result in a fire in the engine nacelle and loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the left engine fuel and hydraulic tubing and install a tubing support channel. Terminate the repetitive inspections required in the existing AD.
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Compliance Time
Within 50 flight hours after August 1, 2011.
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Affected Aircraft
Learjet Inc. Model 45 airplanes, certificated in any category, serial numbers 45-005 through 45-405 inclusive.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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