AD 92-13-51
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | EADS CASA | C-212-CB | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model C-212 Series Airplanes |
| aircraft | EADS CASA | C-212-CC | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model C-212 Series Airplanes |
| aircraft | EADS CASA | C-212-CD | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model C-212 Series Airplanes |
| aircraft | EADS CASA | C-212-CE | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model C-212 Series Airplanes |
| aircraft | EADS CASA | C-212-CF | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model C-212 Series Airplanes |
| aircraft | EADS CASA | C-212-DE | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model C-212 Series Airplanes |
| aircraft | EADS CASA | C-212-DF | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model C-212 Series Airplanes |
Unsafe Condition
Failure of the backup blocking device could allow the power levers to move below flight idle position during ground operations, resulting in unintended engine power reduction or shutdown.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 48 hours after the effective date, and every 300 hours time-in-service thereafter, perform functional tests by jacking the airplane, positioning power levers, and verifying proper blocking device operation. If the device fails, restore it per CASA Service Bulletin 212-76-07 and re-test before further flight. Report test results within 10 days.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Required as indicated, unless accomplished within the last 300 hours time-in-service before the effective date of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
CONSTRUCCIONES AERONAUTICAS S.A. (CASA) Model C-212 series airplanes, 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 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.