AD 79-21-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Kelowna Flightcraft R & D Ltd. | 240 Series | Airworthiness Directives; GENERAL DYNAMICS Model 240 Series Airplanes |
Unsafe Condition
Failure of the elevator flight tab spring tube.
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Required Actions
Inspect the elevator flight tab spring tube per General Dynamics Service Bulletin 600 (240D) 27-5. Repeat inspections within specified intervals based on part number and time in service. Replace cracked tubes with serviceable parts and revert to inspection intervals.
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Compliance Time
Within 25 hours' time in service after January 21, 1980. Subsequent inspections at intervals not exceeding 50 or 100 hours' time in service depending on part number and time in service.
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Affected Aircraft
General Dynamics Model 240 Series airplanes, including turbo propeller modified versions, certificated in all categories.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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