# AD 75-06-08: Battery Switch Ground Leads

- Type: Airworthiness directive
- Status: Current
- Products: Gulfstream Aerospace G-1159
- Effective: March 18, 1975
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-2124
- Registered aircraft: 14 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0295D24ECF8F2CB6862569B50073F1B1.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/75-06-08

## The airworthiness directive

75-06-08 GRUMMAN AMERICAN AVIATION CORPORATION: Amendment 39- 2124. Applies to G-1159 airplanes certificated in all categories.

Compliance required within the next 150 hours' time in service after the effective date of this AD, unless already accomplished.

To prevent possible loss of all DC and AC power, connect the battery switch ground leads to separate studs at the center overhead panel in accordance with Grumman ASC 188 or in an equivalent manner approved by Chief, Engineering and Manufacturing Branch, Southern Region, Atlanta, Georgia.

This amendment becomes effective March 18, 1975.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A12EA](https://openairdocs.org/tcds/A12EA): Gulfstream Aerospace Corporation; names 1 of 7 models: G-1159

## 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: 14 (14 by airframe model, 0 by engine model)
- Makers: Grumman 8, Grumman American Avn. 4, Gulfstream American 2

Models with the most aircraft:

- [Grumman G-1159](https://openairdocs.org/model/grumman-g-1159): 8 aircraft (airframe model)
- [Grumman American Avn. G-1159](https://openairdocs.org/model/grumman-american-avn-g-1159): 4 aircraft (airframe model)
- [Gulfstream American G-1159](https://openairdocs.org/model/gulfstream-american-g-1159): 2 aircraft (airframe model)

All 3 models: https://openairdocs.org/ad/75-06-08/models.md
Every aircraft: https://openairdocs.org/ad/75-06-08/aircraft.md

Its text cites no advisory circulars or STCs.

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