AD 2013-08-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Various | Airworthiness Directives; Bell Helicopter Textron Canada (Bell) Helicopters |
| aircraft | Bell | 430 | Airworthiness Directives; Bell Helicopter Textron Canada (Bell) Helicopters |
Unsafe Condition
Inability of the helicopters, based on testing, to operate at the published Vne indicated airspeeds within the cold temperature limits (-40 degrees centigrade) required for Category A operations.
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Required Actions
Replace certain components of the air data system, including the Overspeed Warning Computer, Vne Converter, pilot and copilot Airspeed Indicators, and AFCS Air Data Computer Adapter Module. Remove specific decals, leak test the pilot pitot static system, and perform operational and power-up tests on relevant systems.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 1 year
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Affected Aircraft
Bell Model 430 helicopters, serial number 49001 through 49103, with specific configurations of the Overspeed Warning Kit, Single or Dual Automatic Flight Control System (AFCS) with Flight Director Kit, and certificated in any category.
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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