AD 87-05-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| 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
Partial loss of controllability of the airplane due to an uncontrollable propeller.
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Required Actions
Modify the propeller feathering control system in accordance with CASA Service Bulletin 212-76-04. An alternate means of compliance or adjustment may be used if approved by the Manager, Standardization Branch, ANM-113, FAA, Northwest Mountain Region. Special flight permits may be issued under FAR 21.197 and 21.199 to operate airplanes to a base for the modification.
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Compliance Time
within 11 months after the effective date of this AD
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Affected Aircraft
CASA Model C-212 series airplanes listed in CASA Service Bulletin 212-76-04, dated October 23, 1985, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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