AD 91-10-08

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AD Number:
91-10-08
Document Type:
AD Final Rules
Docket Number:
90-NM-256-AD
Subject Heading:
Airworthiness Directives; MCDONNELL DOUGLAS DC-9-81, -82, -83, and -87 Series Airplanes, and MD-88 Airplanes
Subject:
Electrical Connectors
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
06/11/1991
Make:
The Boeing Company
Model:
DC-9-81 (MD-81) | DC-9-82 (MD-82) | DC-9-83 (MD-83) | DC-9-87 (MD-87) | MD-88
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Superseded AD: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Superseded By: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: 91-10-08
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   90-NM-256-AD

AMENDMENT:   39-6990

AD NUMBER:   91-10-08

SUBJECT HEADING:   Airworthiness Directives; MCDONNELL DOUGLAS DC-9-81, -82, -83, and -87 Series Airplanes, and MD-88 Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective June 11, 1991.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
91-10-08 MCDONNELL DOUGLAS: Amendment 39-6990. Docket No. 90-NM-256-AD.

Applicability: McDonnell Douglas Model DC-9-81, -82, -83, and -87 series airplanes, and MD-88 airplanes, fuselage Numbers 909 through 1825, certificated in any category.

Compliance: Required as indicated, unless previously accomplished.

To eliminate a potential fire ignition source in the forward cabin ceiling panel area, accomplish the following:

A. Within 90 days after the effective date of this AD, inspect the electrical connectors located above the forward cabin ceiling panel for damage in accordance with Paragraph B. of the "Accomplishment Instructions" of McDonnell Douglas Alert Service Bulletin A33-92, dated October 22, 1990 (hereinafter referred to as "The Service Bulletin").

1. If damage is found, prior to further flight, modify the connectors and wires in accordance with Paragraph B, Condition I, of the "Accomplishment Instructions" in the Service Bulletin.

2. If no damage is found, reinstall the connectors and reinspect the connectors in accordance with paragraph A. of this AD at intervals not to exceed 6 months.

B. Within 2 years after the effective date of this AD, modify the connectors in accordance with Paragraph B, Condition I or Condition II, Option 2, of the Service Bulletin. Accomplishment of these modifications constitutes terminating action for the repetitive inspections required by paragraph A. of this AD.

C. An alternative method of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Los Angeles Aircraft Certification Office (ACO), FAA, Transport Airplane Directorate.

NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector, who may concur or comment and then send it to the Manager, Los Angeles 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 McDonnell Douglas Corporation, 3855 Lakewood Boulevard, Long Beach, California 90846; ATTN: Business Unit Manager, Technical Publications C1-HCW (54-60). These documents may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 1601 Lind Avenue S.W., Renton, Washington, or the Los Angeles Aircraft Certification Office, 3229 East Spring Street, Long Beach, California.

This amendment (39-6990, AD 91-10-08) becomes effective on June 11, 1991.


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