AD 75-09-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | True Flight Holdings LLC | AA-1 | Airworthiness Directives; Grumman American Model AA-1, AA-1A, and AA-1B Airplanes |
| aircraft | True Flight Holdings LLC | AA-1A | Airworthiness Directives; Grumman American Model AA-1, AA-1A, and AA-1B Airplanes |
| aircraft | True Flight Holdings LLC | AA-1B | Airworthiness Directives; Grumman American Model AA-1, AA-1A, and AA-1B Airplanes |
Unsafe Condition
Mixture control wire failures due to kinking or misrigging.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace mixture control wires with 500 or more hours time in service; inspect and replace kinked or misrigged mixture control wires. Repeat inspections every 100 hours time in service and replacements every 500 hours time in service.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 50 hours time in service after the effective date of this AD
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Affected Aircraft
Grumman American Model AA-1, AA-1A, and AA-1B airplanes certificated in all categories.
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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