AD 75-16-19
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Flug- und Fahrzeugwerke Ag | Diamant 16.5 | Airworthiness Directives; Flug-und Fahrzeugwerke A.G. Model Diamant HBV and Diamant 16.5 Gliders |
| aircraft | Flug- und Fahrzeugwerke Ag | HBV Diamant | Airworthiness Directives; Flug-und Fahrzeugwerke A.G. Model Diamant HBV and Diamant 16.5 Gliders |
Unsafe Condition
Rudder jamming due to insufficient fin fairing overlap of the rudder nose.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect and measure the fin fairing overlap of the rudder nose for right full rudder to ensure an overlap of more than 0.4 in. (10 mm). If overlap is insufficient, modify the rudder nose by bonding fiberglass strips in accordance with Service Bulletin No.2 or FAA-approved equivalent.
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Compliance Time
within 25 hours' time in service after the effective date of this AD
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Affected Aircraft
Flug-und Fahrzeugwerke A.G. Diamant HBV gliders (all serial numbers) and Diamant 16.5 gliders (S/N 011 through 069 except 030, 031, 036, 058, 067, and 068)
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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