AD 97-10-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | EADS CASA | CN-235 | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS, S.A., CASA Model CN-235, CN-235-100, and CN-235-200 Series Airplanes |
| aircraft | EADS CASA | CN-235-100 | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS, S.A., CASA Model CN-235, CN-235-100, and CN-235-200 Series Airplanes |
| aircraft | EADS CASA | CN-235-200 | Airworthiness Directives; CONSTRUCCIONES AERONAUTICAS, S.A., CASA Model CN-235, CN-235-100, and CN-235-200 Series Airplanes |
Unsafe Condition
In-flight uncommanded activation of the propeller brake system, which could result in in-flight shutdown of the engine.
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Required Actions
Disable the brake control valve of the propeller within 10 days after the effective date. Replace the propeller brake control unit with part number HP1410100-9 prior to restoring propeller brake operation.
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Compliance Time
Within 10 days after the effective date of this AD
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Affected Aircraft
All Model CN-235, CN-235-100, and CN-235-200 series airplanes; 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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