AD 84-15-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Avian Balloon | Falcon II | Airworthiness Directives; AVIAN BALLOON: Models Sparrow, Falcon II, and Skyhawk Balloons |
| aircraft | Avian Balloon | Skyhawk | Airworthiness Directives; AVIAN BALLOON: Models Sparrow, Falcon II, and Skyhawk Balloons |
| aircraft | Avian Balloon | Sparrow | Airworthiness Directives; AVIAN BALLOON: Models Sparrow, Falcon II, and Skyhawk Balloons |
Unsafe Condition
Possible separation of the basket from the envelope due to damaged or kinked basket suspension cables on balloons used for tethered flight.
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Required Actions
Install a placard stating 'TETHERED FLIGHT IS PROHIBITED' with white lettering on a red background. Inspect or replace basket suspension cables based on production series: early series require cable replacement with Mil-W-83402B stainless steel cables, later series require inspection and replacement of damaged cables. Complete service bulletin modifications by August 30, 1984 to eliminate prior requirements.
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Compliance Time
Before further flight and no later than August 30, 1984
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Affected Aircraft
Avian Balloon Models Sparrow, Falcon II, and Skyhawk Balloons, serial numbers 1 through 120, 413, and 810.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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