# AD 92-01-10: Engine Cowls

- Type: Airworthiness directive
- Status: Current
- Products: Dassault Fan Jet Falcon Series G and Mystere-Falcon 200
- Effective: January 24, 1992
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-8134
- Docket: 91-NM-256-AD
- Registered aircraft: 9 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/9DA7172E514D53CE86256A1F006AB060.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/92-01-10

## The airworthiness directive

92-01-10 DASSAULT AVIATION (formerly Avions Marcel Dassault-Breguet Aviation): Amendment 39-8134. Docket 91-NM-256-AD. Applicability: Model Fan Jet Falcon Series G and Mystere Falcon 200 series airplanes, certificated in any category.

Compliance: Required as indicated, unless accomplished previously.

To prevent in-flight separation of the engine cowls, accomplish the following:

  (a) Within 14 days after the effective date of this AD, and thereafter at intervals not to exceed 7 days, perform an inspection of the hinges and fasteners (latches and aprons) on the engine cowls to verify their integrity, in accordance with the airplane maintenance manual (refer to Work Card 741-0, Revision A-1-b, dated December 1990). Replace discrepant hinges or fasteners (latches or aprons) prior to further flight, in accordance with the airplane maintenance manual.

  (b) Accomplishment of subparagraphs (b)(1), (b)(2), and (b)(3) of this AD constitutes terminating action for therepetitive inspections required by paragraph (a) of this AD.

  (1) Reinforce the latches in accordance with Dassault Aviation Service Bulletin F200- 59 (ATA Number F200-54-4), Revision 1, dated September 18, 1991.

  (2) Install new hinge pin latching systems in accordance with Dassault Aviation Service Bulletin F200-78 (ATA Number F200-54-7), Revision 1, dated September 18, 1991.

  (3) Reinforce the small aprons and modify the hinged cowl attachments in accordance with Dassault Aviation Service Bulletin F200-87 (ATA Number F200-54-10), dated September 18, 1991.

  (c) An alternative method of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM- 113, FAA, Transport Airplane Directorate. The request shall be forwarded through an FAA Principal Maintenance Inspector, who may concur or comment and then send it to the Manager, Standardization Branch, ANM-113.(d) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished.

  (e) The modifications required by this AD shall be done in accordance with Dassault Aviation Service Bulletin F200-59 (ATA Number F200-54-4), Revision 1, dated September 18, 1991; Dassault Aviation Service Bulletin F200-78 (ATA Number F200-54-7), Revision 1, dated September 18, 1991; and Dassault Aviation Service Bulletin F200-87 (ATA Number F200-54-10), dated September 18, 1991. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Falcon Jet Corporation, Customer Support Department, Teterboro Airport, Teterboro, New Jersey 07608. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue S.W., Renton, Washington; or at the Office of the Federal Register, 1100 L StreetN.W., Room 8401, Washington, D.C.

  (g) This amendment (39-8134, AD 92-01-10) becomes effective on January 24, 1992.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A7EU](https://openairdocs.org/tcds/A7EU): Dassault Aviation; names 2 of 11 models: Mystere-Falcon 200, Fan Jet Falcon Series G

## 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: 9 (9 by airframe model, 0 by engine model)
- Makers: Dassault-Breguet 9

Models with the most aircraft:

- [Dassault-Breguet MYSTERE FALCON 200](https://openairdocs.org/model/dassault-breguet-mystere-falcon-200): 9 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/92-01-10/models.md
Every aircraft: https://openairdocs.org/ad/92-01-10/aircraft.md

Its text cites no advisory circulars or STCs.

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