AD 78-04-01

final rule
Data completeness: 70%

Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes

AD Number
78-04-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Textron Aviation Inc. 19A Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. 23 Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. A23 Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. A23-19 Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. A23-24 Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. A23A Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. A24 Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. A24R Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. B19 Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes
aircraft Textron Aviation Inc. B23 Airworthiness Directives; BEECH Models 23, A23, A23A, B23, C23, A23-19, 19A, B19, A23-24, A24, A24R, B24R and C24R Airplanes

Unsafe Condition

Failure of the wing flap control weld assembly and resulting possible unwanted in-flight retraction of the wing flaps.

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

Required Actions

Remove flap control weld assembly and install Beech P/N 169-524024-85 flap control weld assembly. Any equivalent means of compliance must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region.

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

Compliance Time

within the next 50 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 Models 23, A23, A23A, B23, C23 (M-1 through M-1979); A23-19, 19A, B19 (MB-1 through MB-866); A23-24, A24 (MA-1 through MA-368); A24R, B24R, C24R (MC-2 through MC-536)

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.