AD 91-03-10

final rule
Data completeness: 70%

Airworthiness Directives; CASA Model C-212 Series Airplanes

AD Number
91-03-10
Status
final_rule
Effective Date
Product Category
aircraft
Docket
90-NM-17-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft EADS CASA C-212-CB Airworthiness Directives; CASA Model C-212 Series Airplanes
aircraft EADS CASA C-212-CC Airworthiness Directives; CASA Model C-212 Series Airplanes
aircraft EADS CASA C-212-CD Airworthiness Directives; CASA Model C-212 Series Airplanes
aircraft EADS CASA C-212-CE Airworthiness Directives; CASA Model C-212 Series Airplanes
aircraft EADS CASA C-212-CF Airworthiness Directives; CASA Model C-212 Series Airplanes
aircraft EADS CASA C-212-DE Airworthiness Directives; CASA Model C-212 Series Airplanes
aircraft EADS CASA C-212-DF Airworthiness Directives; CASA Model C-212 Series Airplanes

Unsafe Condition

Reduced controllability of the airplane due to the possibility of the propeller speed and pitch control system being moved into reverse thrust while in flight or adjusting propeller pitch settings for ground operation during flight.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Modify the propeller speed and pitch control system to prevent movement into reverse thrust during flight and ground operation adjustments while in flight, following CASA Service Bulletin 212-76-07 or an approved method. An alternate means of compliance or adjusted time may be approved by the FAA Manager, Standardization Branch.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 60 days after the effective date of this AD, unless previously accomplished

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

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

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