# AD 77-14-02: Forward Engine Mount Support Structure

- Type: Airworthiness directive
- Status: Current
- Products: Airbus Helicopters SA330F and SA330G
- Effective: August 1, 1977
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Rotorcraft
- Amendment: 39-2950
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F4161BCBAAD8ADDF86256A33007087FE.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/77-14-02

## The airworthiness directive

77-14-02 SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE: Amendment 39- 2950. Applies to Puma Model SA 330F and SA 330G helicopters that have not been modified in accordance with Puma Service Bulletin No. 53.13.

Compliance is required within the next 50 hours time in service after the effective date of this AD and thereafter at intervals not to exceed 50 hours time in service since the last inspection, until accomplishment of Puma Service Bulletin No. 53.13, dated May 29, 1974, or an FAA- approved equivalent.

To prevent possible failure of the forward engine mount support structure, accomplish the following:

  (a) Inspect for cracks in beams under attachment fittings for the forward engine mounts located between frames 3245 and 3550 in accordance with subparagraph 1C(1) of Puma Service Bulletin No. 05.35, dated April 9, 1974, or an FAA-approved equivalent.

  (b) If cracks are found which exceed the criteria for continued service set forth in subparagraph 1C(2) of PumaService Bulletin No. 05.35, before further flight, except that the helicopter may be flown in accordance with FAR Sections 21.197 and 21.199, to a base where the work can be performed, replace the beams in accordance with Puma Service Bulletin No. 53.13, dated May 29, 1974, or an equivalent approved by the Chief, Aircraft Certification Staff, FAA, Europe, Africa, and Middle East Region, c/o American Embassy, APO, New York, N.Y. 09667.

This amendment becomes effective August 1, 1977.

## Registered aircraft it may apply to (OpenAirDocs)

No registered aircraft matched the models it names.

Its text cites no advisory circulars or STCs.

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