AD 90-21-02

90-21-02 AIR CRUISERS COMPANY: Amendment 39-6641. Docket No. 89-ANE-37.

Applicability: Air Cruisers Company TSO-C69a Emergency Evacuation Slide/Raft System, P/N D30659-( ), which are listed below, and are installed on Boeing Model 757 airplanes:

Slide/Raft System P/N D30659-106, having Slide/Raft Assembly P/N D30656-106 (pre Service Bulletin (SB) 105-25-17);

Slide/Raft Systems P/N D30659-109 and -112, having Slide/Raft Assemblies P/N D30656-118 and -115 respectively (post SB 105-25-17 and pre SB 105-25-27);

Slide/Raft Systems P/N D30659-115 and -118, having Slide/Raft Assemblies P/N D30656-115 and -118 respectively (post SB 105-25-27 and pre SB 105-25-29);

Slide/Raft Systems P/N D30659-121 and -124, having Slide/Raft Assemblies P/N D30659-121 and -124 respectively (post SB 105-25-29).

The above listed slide/raft assemblies bear one of the following serial numbers (S/N): 0001 through 0233, 0160M0D, 01064M0D, 0165M0D, 0205M0D, 0207M0D, 0225M0D, 0226M0D, and 0230M0D.

Compliance with the requirements of AD 89-19-06, Amendment 39-6321, published in the Federal Register on September 15, 1989, (54 FR 38209), is required prior to compliance with the requirements of this AD.

Compliance: Required by January 1, 1992, unless already accomplished.

To prevent ingestion of the life-line, which could hinder the emergency evacuation of the airplane, accomplish the following:

(a) Modify and re-identify the slide/raft in accordance with Paragraph 2 (Accomplishment Instructions) of Air Cruisers Company Service Bulletin No. 105-25-30, Revision 1, dated August 21, 1989.

(b) Aircraft may be ferried in accordance with the provisions of FAR 21.197 and 21.199 to a base where the AD can be accomplished.

(c) Upon submission of substantiating data by an owner or operator through an FAA Airworthiness Inspector, an alternate method of compliance with the requirements of this AD or adjustments to the compliance (schedule) times specified in this AD may be approved by the Manager, New York Aircraft Certification Office, Federal Aviation Administration, Engine & Propeller Directorate, Aircraft Certification Service, 181 South Franklin Avenue, Valley Stream, New York 11581.

The modification and re-identification procedures shall be done in accordance with the following Air Cruisers' document:

DOCUMENT PAGE NO. ISSUE/REV DATE Air Cruisers 1,2,3,4,5 Rev. 1 August 21, 1989 SB 105-25-30 6,7,8 Original April 10, 1989

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 Air Cruisers Company, P.O. Box 180, Belmar, New Jersey 07719-0180. Copies may be inspected at the Regional Rules Docket Office of the Assistant Chief Counsel, Federal Aviation Administration, New England Region, 12 New England Executive Park, Room 311, Burlington, Massachusetts 01803, or at the Office of the Federal Register, 1100 L Street, N.W., Room 8301, Washington, D.C. 20591.

This amendment (39-6641, AD 90-21-02) becomes effective on October 31, 1990.