89-14-05 AEROSPATIALE: Amendment 39-6244.
Applicability: Model ATR42 series airplanes, Serial Numbers 003 through 138, certificated in any category.
Compliance: Required within 10 days after the effective date of this AD, unless previously accomplished.
To prevent loss of engine oil and engine shutdown, accomplish the following:
A. Replace and lockwire the drain plug and adjacent locknut on the engine oil pressure manifold, in accordance with Aerospatiale Service Bulletin ATR42-79-0006, Revision 1, dated April 18, 1989.
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 will either concur or comment 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 in order to comply with the requirements of this AD.
All persons affected by this directive who have not already received the appropriate service information from the manufacturer may obtain copies upon request to Aerospatiale, 216 Route de Bayonne, 31060 Toulouse, Cedex 03, France. This information may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 17900 Pacific Highway South, Seattle, Washington, or the Standardization Branch, 9010 East Marginal Way South, Seattle, Washington.
This amendment (39-6244, AD 89-14-05) becomes effective on July 5, 1989.