AD 90-24-02

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AD Number:
90-24-02
Document Type:
AD Final Rules
Docket Number:
90-NM-96-AD
Subject Heading:
Airworthiness Directives; BOEING Model 757 Series Airplanes
Subject:
Window Heat System Wiring
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
12/17/1990
Make:
The Boeing Company
Model:
757-200 Series | 757-200CB Series | 757-200PF Series | 757-300 Series
Product Type:
Aircraft
Product Subtype:
Large Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 90-24-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   90-NM-96-AD

AMENDMENT:   39-6804

AD NUMBER:   90-24-02

SUBJECT HEADING:   Airworthiness Directives; BOEING Model 757 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective December 17, 1990.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
90-24-02 BOEING: Amendment 39-6804. Docket No. 90-NM-96-AD.

Applicability: Model 757 series airplanes, as listed in Boeing Service Bulletin 757-30- 0015, Revision 1, dated January 25, 1990, certificated in any category.

Compliance: Required as indicated, unless previously accomplished.

To detect undersized wiring in the flight compartment number 1 window heat system, accomplish the following:

A. Within 90 days after the effective date of this AD, inspect for the presence of undersized wires in the number 1 window heat system, in accordance with Boeing Service Bulletin 757-30-0015, Revision 2, dated August 2, 1990. If undersized wires are found, prior to further flight, replace with wires of appropriate size, in accordance with Boeing Service Bulletin 757-30-0015, Revision 2, dated August 2, 1990.

B. Within 30 days after detecting any undersized wires, submit a report of findings to the Manager, Manufacturing Inspection District Office, FAA, Northwest Mountain Region, Transport Airplane Directorate, 1601 Lind Avenue S.W., Renton, Washington 98055-4056.

C. 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, Seattle Aircraft Certification Office (ACO), FAA, Transport Airplane Directorate.

NOTE: The request should be submitted directly to the Manager, Seattle ACO, and a copy sent to the cognizant FAA Principal Inspector (PI). The PI will then forward comments or concurrence to the Seattle ACO.

D. 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 documents from the manufacturer may obtain copies upon request to Boeing Commercial Airplane Group, P.O. Box 3707, Seattle, Washington 98124. These documents may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 1601 Lind Avenue S.W., Renton, Washington 98055-4056.

This amendment (39-6804, AD 90-24-02) becomes effective on December 17, 1990.

FOOTER: