AD 92-17-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer S.A. | EMB-110P1 | Airworthiness Directives; EMBRAER Model EMB-110 Series Airplanes |
| aircraft | Embraer S.A. | EMB-110P2 | Airworthiness Directives; EMBRAER Model EMB-110 Series Airplanes |
Unsafe Condition
Severe vibration or loss of control of the airplane caused by excessive free play and lack of rigidity of the rudder trim tab actuating system.
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Required Actions
Modify the rudder trim tab actuating system and install reinforcements to the vertical stabilizer rear spar within 500 hours time-in-service. Inspect the system for excessive free play within 300 hours TIS after the modification and every 300 hours TIS thereafter. If free play exceeds 1.0 mm, modify the system before further flight. If parts are unavailable, inspect at 100-hour intervals until modifications are completed.
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Compliance Time
Within the next 500 hours time-in-service (TIS) for initial modification. Subsequent inspections within 300 hours TIS and every 300 hours TIS thereafter. If parts unavailable, inspections at intervals not exceeding 100 hours TIS until modifications are done.
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Affected Aircraft
EMBRAER Model EMB-110 Series airplanes (all serial numbers), certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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