AD 2011-04-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Learjet | Inc | Airworthiness Directives; Learjet Inc. Model 45 Airplanes |
Unsafe Condition
Reports of wire damage on the pilot and copilot circuit breaker panels caused by a short circuit between chafed wiring and the circuit breaker panel forward mounting bracket.
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Required Actions
Within 50 flight hours after the effective date, perform a general visual inspection for damage of wiring and correct routing of wires in the left and right circuit breaker panels, and all applicable related investigative and corrective actions. If arcing damage is found on the forward mounting bracket of the circuit breaker panel, repair it before further flight.
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Compliance Time
Within 50 flight hours after the effective date
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Affected Aircraft
Learjet Inc. Model 45 airplanes, serial numbers 45-2001 through 45-2114, 45-2116 through 45-2120, 45-2122, 45-2125, 45-2126, 45-005 through 45-380, 45-382 through 45-391, 45-393 through 45-396, 45-398, 45-400, 45-401, and 45-403.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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