AD 93-02-12

final rule
Data completeness: 70%

BEECH AIRCRAFT CORPORATION Model 400A Airplanes

AD Number
93-02-12
Status
final_rule
Effective Date
Product Category
aircraft
Docket
92-NM-183-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Textron Aviation Inc. 400A BEECH AIRCRAFT CORPORATION Model 400A Airplanes

Unsafe Condition

The unsafe condition involves potential loss of standby power and possibility of an electrical fire due to issues with the left-hand interstage turbine temperature (LH ITT) circuit breaker wiring.

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

Required Actions

Inspect the LH ITT circuit breaker wiring within 100 hours time-in-service after the AD's effective date per Service Bulletin No. 2458. Correct discrepancies before further flight as per the service bulletin. Alternative compliance methods may be approved by the FAA.

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

Compliance Time

Within 100 hours time-in-service after the effective date of this AD

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

Affected Aircraft

Beech Aircraft Corporation Model 400A airplanes with serial numbers RK-2 through RK-29, inclusive, RK-31, and RK-32, 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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