- Effective
- March 22, 1982
- Model
- S-76A
- Data sheet
- TCDSH1NE
- Registered aircraft
- 19 matched by model
- Product
- Aircraft · Rotorcraft
- Amendment
- 39-4348
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 | 19 KB | 89783685…227fc5b | FAA DRS (API key needed) |
On this page
The airworthiness directive
82-06-08 SIKORSKY AIRCRAFT DIVISION: Amendment 39-4348. Applies to Model S-76A helicopters, prior to S/N 760207, certificated in all categories.
Compliance is required within the next 50 hours' time in service after the effective date of the AD unless already accomplished.
To prevent possible loss of both DC generators due to loss of ground, modify DC junction box ground circuits in accordance with Sikorsky Alert Service Bulletin 76-24-7, dated February 3, 1982, or an equivalent means of compliance approved by the Chief, Boston Aircraft Certification Branch, Aircraft Certification Division, New England Region, Federal Aviation Administration.
This amendment becomes effective March 22, 1982.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 19
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1980 | 2 |
|---|---|
| 1981 | 3 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 2 |
10 with no year recorded