# AD 87-08-01: Rudder

- Type: Airworthiness directive
- Status: Historical
- Products: Alpha Aviation Concept R2160
- Effective: April 20, 1987
- Superseded by: [AD 2008-03-11](https://openairdocs.org/ad/2008-03-11)
- Product type: Aircraft, Small airplane
- Amendment: 39-5601
- Registered aircraft: 10 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/186D9433D9DB09DE862569AF0076813A.0001
- DRS record last changed: August 7, 2025
- Page: https://openairdocs.org/ad/87-08-01

## The airworthiness directive

87-08-01 AVIONS PIERRE ROBIN: Amendment 39-5601. Applies to Model R2160 (all serial numbers) airplanes certificated in any category.

Compliance: Required as indicated, unless already accomplished.

To preclude the loss of rudder control, accomplish the following:

  (a) Within the next 10 hours time-in-service (TIS) after the effective date of this AD, visually inspect for cracks the area of each rudder bar adjacent to the point where the vertical and horizontal tubes are joined in accordance with the instructions of Avions Pierre Robin Service Bulletin (S/B) No. 109, dated April 28, 1986 (hereinafter referred to as APR S/B No. 109). If any crack is found, before further flight, reinforce all the rudder bars in accordance with the modification specified in APR S/B No. 109.

  (b) Within the next 100 hours TIS after the effective date of this AD, unless previously modified in accordance with paragraph (a) of this AD, reinforce all the rudder bars in accordance withthe modification specified in APR S/B No. 109.

  (c) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished.

  (d) An equivalent means of compliance with this AD may be used if approved by the Manager, Aircraft Certification Staff, AEU-100, Europe, Africa, and Middle East Office, FAA, c/o American Embassy, B- 1000 Brussels, Belgium.

All persons affected by this directive may obtain a copy of the document referred to herein upon request to Avions Pierre Robin, Aerodrome de DIJON-Val-Suzon, Darois, Fontaine-Les-Dijon, France F-21121; or may examine the document referred to herein at FAA, office of the Regional Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106.

This amendment becomes effective on April 20, 1987.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A48EU](https://openairdocs.org/tcds/A48EU): Alpha Aviation Concept Limited; names 1 of 1 models: R2160

## 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: 10 (10 by airframe model, 0 by engine model)
- Makers: Avions Pierre Robin 8, Alpha Aviation Manufacturing L 2

Models with the most aircraft:

- [Avions Pierre Robin PIERRE ROBIN R2160](https://openairdocs.org/model/avions-pierre-robin-pierre-robin-r2160): 8 aircraft (airframe model)
- [Alpha Aviation Manufacturing L R2160](https://openairdocs.org/model/alpha-aviation-manufacturing-l-r2160): 2 aircraft (airframe model)

All 2 models: https://openairdocs.org/ad/87-08-01/models.md
Every aircraft: https://openairdocs.org/ad/87-08-01/aircraft.md

## Related documents

- [AD 2008-03-11](https://openairdocs.org/ad/2008-03-11): Rudder bars · Alpha Aviation Concept R2160. Effective Mar 11, 2008. Supersedes this AD

Its text cites no advisory circulars or STCs.

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