AD 89-02-06 ACTIVE

89-02-06 AEROSPATIALE: Amendment 39-6114.

Applicability: Model ATR42 series airplanes, as listed in Aerospatiale Service Bulletin ATR42-27-0027, Revision 2, dated June 27, 1988, certificated in any category.

Compliance: Required as indicated, unless previously accomplished.

To prevent loss of rudder control, accomplish the following:

A. Within 60 days after the effective date of this AD, install screws and nuts having two separate locking devices in the forward and aft quadrant cable stops in the rudder control system, in accordance with Aerospatiale Service Bulletin ATR42-27-0027, Revision 2, dated June 27, 1988.

B. An alternate means 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, Northwest Mountain Region.

NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector (PMI), who may add any comments and then send it to the Manager, Standardization Branch, ANM-113.

C. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of the modification required by this AD.

All persons affected by this directive who have not already received the appropriate service documents from the manufacturer may obtain copies upon request to Aerospatiale, 316 Route de Bayonne, 31060 Toulouse, Cedex 03, France. These documents may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or at the Seattle Aircraft Certification Office, 9010 East Marginal Way South, Seattle, Washington.

This amendment (39-6114, AD 89-02-06) becomes effective February 22, 1989.