- Effective
- March 22, 1976
- Model
- G-1159
- Data sheet
- TCDSA12EA
- Registered aircraft
- 14 matched by model
- Product
- Aircraft · Large airplane
- Amendment
- 39-2551
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 | beb6a33a…d253f8c | FAA DRS (API key needed) |
On this page
The airworthiness directive
75-11-07 GRUMMAN AMERICAN AVIATION CORPORATION: Amendment 39- 2210 as amended by Amendment 39-2551. Applies to Grumman G-1159 airplanes, S/N's 1 thru 156 and S/N 775, certificated in all categories.
Compliance required within the next 1200 hours' time in service after May 22, 1975, or before October 31, 1976, whichever occurs first, unless already accomplished.
To prevent unnecessarily high longitudinal stick forces due to an inadvertent excessive increase of nose down electric trim, reduce the elevator trim nose down authority from 8.5 + 0.5 degrees to 4.5 + 0.5 degrees in accordance with Grumman Aircraft Service Change 182, Amendment 1, or in an equivalent manner approved by the Chief, Engineering and Manufacturing Branch, Southern Region.
Amendment 39-2210 became effective May 22, 1975.
This amendment 39-2551 becomes effective March 22, 1976.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 14
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1967 | 1 |
|---|---|
| 1968 | 2 |
| 1971 | 1 |
| 1974 | 1 |
| 1976 | 1 |
| 1977 | 1 |
7 with no year recorded