AD 71-25-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 19A | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
| aircraft | Textron Aviation Inc. | A23-24 | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
| aircraft | Textron Aviation Inc. | A23A | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
| aircraft | Textron Aviation Inc. | A24 | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
| aircraft | Textron Aviation Inc. | A24R | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
| aircraft | Textron Aviation Inc. | B19 | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
| aircraft | Textron Aviation Inc. | B23 | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
| aircraft | Textron Aviation Inc. | C23 | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
| aircraft | Textron Aviation Inc. | M19A | Airworthiness Directives; BEECH Models A23A, B23, C23, 19A, M19A, B19, A23-24, A24, A24R Airplanes |
Unsafe Condition
Failure of the fuel and/or oil pressure instrument lines due to lack of fire-sleeved lines (Beech Part No. 130524-3), which could result in fuel or oil leakage and fire hazard.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install fuel restrictor assembly and oil restrictor assembly at appropriate engine positions per Beechcraft Service Instruction 0411-240, Rev. 1 or later approved revision. Equivalent methods approved by FAA may be used.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 100 hours' time in service after the effective date of this AD, or at the next annual inspection, whichever occurs first
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Affected Aircraft
BEECH Models A23A, B23, C23 (Serial Numbers M-1069 thru M-1310); Models 19A, M19A, B19 (Serial Numbers MB-289 thru MB-500); Models A23-24 and A24 (Serial Numbers MA-273 thru MA-368); and Models A24R (Serial Numbers MC-3 thru MC-72, except MC-22, MC-23, MC-39, MC-43, MC-63, MC-64 and MC-71) airplanes, and other serial numbers of those models with replaced fuel/oil lines using Beech Part No. 130524-3
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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