AD 80-12-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Nomad TC Pty Ltd | N22B | Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A |
| aircraft | Nomad TC Pty Ltd | N24A | Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A |
Unsafe Condition
Failure of rudder trim tab control due to loose rivets, cracked intercostal flanges, or chafing of the rudder trim tab control rod.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 25 hours time in service after the AD's effective date, visually inspect rudder skin for loose rivets and cracked intercostal flanges, and rudder trim tab control rod for chafing per GAF Service Bulletin ANMD-55-11. If no cracks found, within 100 hours time in service, replace or strengthen intercostal flanges, rework lower intercostal to prevent chafing, and cut inspection hole in lower rib. If loose rivets or cracks exist, before further flight, perform the modifications.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 25 hours time in service after the effective date of the AD, unless already accomplished. For the second inspection without cracks, within the next 100 hours time in service. If loose rivets or cracks are found, compliance is required before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B (Serial Nos. N22B-5 and up) and N24A (Serial Nos. N24A-42 and up)
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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