- Models
- F-27, F-27A, F-27B, F-27F, F-27G, F-27J, F-27M
- Data sheet
- TCDS7A1
- Registered aircraft
- 1 matched by model
- Product
- Aircraft · Large airplane
Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed May 30, 2024.
Copies of the files this page was built from, with their SHA-256. Retrieved October 18, 2026.
| File | Size | SHA-256 | Original |
|---|---|---|---|
| FAA DRS HTML | 20 KB | 32e06362…d418d43 | FAA DRS (API key needed) |
On this page
The airworthiness directive
59-23-03 FAIRCHILD: Applies to F-27 Series aircraft Serial Numbers 1 to 63 inclusive.
Compliance required not later than December 1, 1959.
(a) The present cartridge unit in the fire extinguisher system has been found to be unreliable above 20,000 feet. Modified cartridge units must therefore be installed to insure reliability above 20,000 feet.
(b) Remove four Fenwal fire extinguisher cartridge units, P/N 690202-2, attached to main and reserve fire extinguisher bottles located in left and right nacelles, and replace with new Fenwal fire extinguisher cartridge units, P/N 6900202-3.
(Fairchild F-27 Service Bulletin No. 26-1 covers this same subject.)
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 1
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.