# AD 69-01-01: Engine Fire Extinguisher

- Type: Airworthiness directive
- Status: Current
- Products: Maryland Air Industries F-27, F-27A, F-27B, F-27F, F-27G, F-27J, F-27M, FH-227, FH-227B, FH-227C, FH-227D and FH-227E
- Effective: February 1, 1969
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-703
- Registered aircraft: 1 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/537C479B76502BAC8625698500661864.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/69-01-01

## The airworthiness directive

69-01-01 FAIRCHILD-HILLER: Amendment 39-703. Applies to F-27 and FH-227 type airplanes.

Compliance required within the next 500 hours time in service after the effective date of this AD, unless already accomplished.

To preclude the possibility of rendering an engine fire extinguisher system inoperative by a single shorted cartridge unit modify the engine fire extinguisher systems in accordance with Fairchild Hiller Service Bulletins F27-26-5 or FH227-26-3 both dated May 16, 1968, as applicable, or later FAA approved revision, or an equivalent modification approved by the Chief, Engineering and Manufacturing Branch, FAA, Eastern Region.

This amendment is effective February 1, 1969.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 7A1](https://openairdocs.org/tcds/7A1): Maryland Air Industries Inc.; names 12 of 12 models: FH-227B, FH-227C, FH-227D, F-27, F-27A, F-27M, F-27J, FH-227E…

## 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: 1 (1 by airframe model, 0 by engine model)
- Makers: Fairchild 1

Models with the most aircraft:

- [Fairchild F-27F](https://openairdocs.org/model/fairchild-f-27f): 1 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/69-01-01/models.md
Every aircraft: https://openairdocs.org/ad/69-01-01/aircraft.md

Its text cites no advisory circulars or STCs.

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