AD 2007-04-20
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | ERJ 170-100 LR | Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 170-100 LR, -100 STD, -100 SE, -100 SU, -200 LR, -200 STD, and -200 SU Airplanes and Model ERJ 190 Airplanes |
Unsafe Condition
Galling between the piston rod and gland housing of the RAT deployment actuator may cause the ram air turbine (RAT) to fail to fully deploy.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the deployment actuator of the RAT to determine the part number and serial number. Take investigative and corrective actions if necessary to address galling issues.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
EMBRAER Model ERJ 170-100 LR, -100 STD, -100 SE, -100 SU, -200 LR, -200 STD, -200 SU airplanes, and Model ERJ 190 airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.