AD 2004-14-25
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | Various | Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-120 Series Airplanes |
Unsafe Condition
Possible multiple avionics failures caused by a lightning strike, which could reduce the ability of the flightcrew to control the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install a lightning bonding jumper from the lower rotating beacon to the airframe in accordance with EMBRAER Service Bulletin 120-33-0037.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 4,000 flight hours or 30 months after the effective date of this AD, whichever comes first.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-120 series airplanes, serial numbers 120004, and 120006 through 120359 inclusive; certificated in any category.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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