AD 2001-02-51
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | EMB- 145 and EMB-135 | Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-145 and EMB-135 Series Airplanes |
Unsafe Condition
The actuator for the horizontal stabilizer is inadequate, potentially causing the horizontal stabilizer to fail to move in response to a pitch trim command from the flight crew after takeoff and during the climb phase. This could result in high pitch control forces and possible loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the FAA-approved Airplane Flight Manual (AFM) to include a maximum airspeed limitation for airplane retrimming after takeoff and during the climb phase. Install placards to alert the flight crew to this maximum speed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 3 days after the effective date of this AD.
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Affected Aircraft
Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-145 and EMB-135 series airplanes, certificated in any category, with serial numbers listed in the AD.
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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