AD 85-22-03

85-22-03 McDONNELL DOUGLAS: Amendment 39-5154. Applies to McDonnell Douglas Model DC-10-10, -15, -30, and KC-10A (Military) series airplanes, and to Airbus Industrie Model A300 series airplanes, certificated in any category, equipped with Walter Kidde fire extinguishing containers, part number (P/N) 895240.

Compliance required as indicated unless previously accomplished.

To preclude potential failures of fire extinguishing containers, P/N 895240, to discharge on command, accomplish the following unless already accomplished:

A. Within fifteen (15) days after the effective date of this AD, if both fire extinguisher containers in any one engine position have been replaced since June 20, 1985, determine the date of manufacture or rework of each fire extinguisher container (Walter Kidde P/N 895240) in accordance with McDonnell Douglas DC-10 Alert Service Bulletin A26-41, dated September 12, 1985, or later revisions approved by the Manager, Los Angeles Aircraft CertificationOffice, FAA, Northwest Mountain Region.

B. If any one fire extinguisher container (Walter Kidde P/N 895240) has been replaced since June 20, 1985, accomplish the determination specified in paragraph A., above, within thirty (30) days after the effective date of this AD.

C. If the determination made pursuant to paragraph A. or B., above, establishes that any fire extinguisher container (Walter Kidde P/N 895240) was manufactured or reworked between June 20, 1985, and December 31, 1985, and there is not a "-R" after the serial number of the fire extinguisher container, before further flight, remove the fire extinguisher container and replace it with a serviceable unit, unless it is determined that the container was manufactured or reworked using a disc from other than Lot Number 006.

D. After the effective date of this AD, no fire extinguisher container (Walter Kidde P/N 895240) manufactured or reworked between June 20, 1985, and December 31, 1985, may be installed unless there is a "-R" after the serial number of the fire extinguisher container.

E. 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.

F. Alternate means of compliance which provide an acceptable level of safety may be used when approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region.

All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to McDonnell Douglas Corporation, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Director, Publications and Training, C1-750 (54-60). These documents may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or the Los Angeles Aircraft Certification Office, 4344 Donald Douglas Drive, Long Beach, California.

This Amendment becomes effective November 4, 1985.