# AD 82-06-08: DC Generators

- Type: Airworthiness directive
- Status: Current
- Products: Sikorsky S-76A
- Effective: March 22, 1982
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Rotorcraft
- Amendment: 39-4348
- Registered aircraft: 19 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/45300BB79559813D86256A4E0044C2DE.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/82-06-08

## 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 data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS H1NE](https://openairdocs.org/tcds/H1NE): Sikorsky Aircraft Corporation; names 1 of 4 models: S-76A

## 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: 19 (19 by airframe model, 0 by engine model)
- Makers: Sikorsky 19

Models with the most aircraft:

- [Sikorsky S-76A](https://openairdocs.org/model/sikorsky-s-76a): 19 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/82-06-08/models.md
Every aircraft: https://openairdocs.org/ad/82-06-08/aircraft.md

Its text cites no advisory circulars or STCs.

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