AD 78-04-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| 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.
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Compliance Time
within the next 50 hours time-in-service after the effective date of this AD
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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
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