AD 87-11-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Glasflugel | Kestrel | Airworthiness Directives; GLASFLUGEL Model Kestrel Gliders |
Unsafe Condition
Failure of the rudder actuating arm, P/N 301-45-10, which could result in the glider becoming uncontrollable.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 10 hours time-in-service after the effective date, visually inspect the rudder actuating arm using a 10 power or greater magnifying glass for cracks. If a cracked arm is found, replace it with a serviceable arm, new P/N 301-45-13, before further flight. By July 31, 1987, replace any unaddressed arm with the new part.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 10 hours time-in-service after the effective date of this AD, unless compliance with paragraph (c) has been accomplished. Prior to July 31, 1987.
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Affected Aircraft
Glasflugel Model Kestrel gliders, all serial numbers.
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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