AD 78-20-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Taylorcraft 2000, LLC | BC12-D | Airworthiness Directives; Taylorcraft Models BC-12D and F-19 |
| aircraft | Taylorcraft 2000, LLC | F19 | Airworthiness Directives; Taylorcraft Models BC-12D and F-19 |
Unsafe Condition
Malfunction of the aileron controls due to bent, loose, or improperly protruding aileron stop pins (Taylorcraft P/N A-235) in the aileron control assembly (Taylorcraft P/N A-A231).
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the aileron stop pins prior to next 10 hours time in service after the effective date or by December 1, 1978, whichever comes first. If pins are bent, loose, or have inadequate protrusion, replace the sprocket before further flight. If AN393-9 clevis pins are not installed and no defects are found, replace the sprocket within 50 flight hours or by May 1, 1979, with re-inspections every 10 hours until replaced.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
prior to next 10 hours time in service after the effective date of this AD or by December 1, 1978, whichever occurs first
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Taylorcraft Models BC-12D (Serial Nos. 6923, 8376, 8444, 8570, 10538) and F-19 (Serial Nos. F-080 through F-105, F-107 through F-112, F-115 through F-126)
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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