# AD 75-26-04: Fuel Transfer System

- Type: Airworthiness directive
- Status: Current
- Products: Textron 200
- Effective: December 19, 1975
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small/large airplane
- Amendment: 39-2458
- Registered aircraft: 234 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0BD0AFE8C3611B16862569850046D96B.0001
- DRS record last changed: January 21, 2026
- Page: https://openairdocs.org/ad/75-26-04

## The airworthiness directive

75-26-04 BEECH: Amendment 39-2458. Applies to Model 200 (BB-2 through BB-71) airplanes.

Compliance: Required as indicated, unless already accomplished.

To prevent malfunction of the fuel transfer system, within the next 50 hours' time in service after the effective date of this AD, accomplish the following:

A) Inspect the P/N 100-920067-1 fuel vent float valve for opening and operation in accordance with the criteria set forth in Beechcraft Service Instruction No. 0772-295 or later FAA-approved revision. (P/N 101-320035-1 baffle, if installed, must be removed to perform this inspection.)

B) Replace any fuel vent float valve assembly that does not meet the criteria set forth in Beechcraft Service Instruction No. 0772-295 or later FAA-approved revision with new P/N 100-920067-1 fuel vent float valve assembly.

C) Any equivalent method of compliance with this AD must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region.

Thisamendment becomes effective December 19, 1975.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A24CE](https://openairdocs.org/tcds/A24CE): Textron Aviation Inc.; names 1 of 37 models: 200

## Registered aircraft it may apply to (OpenAirDocs)

Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment.

- Aircraft: 234 (234 by airframe model, 0 by engine model)
- Makers: Beech 234

Models with the most aircraft:

- [Beech 200](https://openairdocs.org/model/beech-200): 234 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/75-26-04/models.md
Every aircraft: https://openairdocs.org/ad/75-26-04/aircraft.md

Its text cites no advisory circulars or STCs.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.