AD 2000-08-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Learjet | 45 | Airworthiness Directives; Learjet Model 45 Airplanes |
Unsafe Condition
Uncommanded brake application condition that was not annunciated in the cockpit, leading to a dragging brake when the pilot released the parking brake.
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Required Actions
Revise the Limitations and Normal Procedures Sections of the FAA-approved Airplane Flight Manual (AFM) to include Learjet Temporary Flight Manual (TFM) Changes 2000-01 through 2000-08, dated April 6, 2000, to provide flight crew with instructions to detect possible brake problems during exterior preflight inspections and ground operations.
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Compliance Time
Within 10 days after the effective date of this AD.
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Affected Aircraft
Learjet Model 45 airplanes on which Crane Hydro-Aire brake control unit part number (P/N) 42-933-2 is installed, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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