AD 80-14-04

final rule

BOEING 727-200 Series Airplanes

AD Number
80-14-04
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.
Technical illustration of an aircraft electrical generator and wiring assembly
Problem area Electrical system

Applicability

TypeManufacturerModelDetails
aircraft The Boeing Company 727-200 Series BOEING 727-200 Series Airplanes

Unsafe Condition

Burned or damaged wire bundles in the air conditioning bay could result in electrical failure.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect wire bundles in the air conditioning bay within 300 hours time in service after the AD's effective date. If damaged, replace with high temperature wires before further flight. Relocate and replace the wire bundles within 4,500 hours time-in-service or 18 months after the effective date, whichever comes first.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within the next 300 hours time in service after the effective date for inspection; within the next 4,500 hours time-in-service or 18 months after the effective date for replacement and relocation, whichever comes first.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Boeing Model 727-200 series airplanes except those line number 1512 and on which were modified in production.

AI-generated summary from the source AD text. Verify against the official source before acting.

Federal Register Abstract

Wire Bundles In Air Conditioning Bay

Applicability Source Text

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AD Final Rules - DRS_80-14-04.html
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AD Number:
80-14-04
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
BOEING 727-200 Series Airplanes
Subject:
Wire Bundles In Air Conditioning Bay
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
09/10/1980
Make:
The Boeing Company
Model:
727-200 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Superseded AD: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Superseded By: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: 80-14-04
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3823

AD NUMBER:   80-14-04

SUBJECT HEADING:   BOEING 727-200 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective September 10, 1980.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
80-14-04 BOEING: Amendment 39-3823. Applies to Model 727-200 series airplanes as tabulated in the Boeing service bulletin noted below. Compliance required as indicated. Accomplish the following: (Note: Airplanes line number 1512 and on have been modified in production to include these changes, and thus are not affected by this AD.)

A. Unless already accomplished on or after March 3, 1980, within the next 300 hours time in service after the effective date of this AD, inspect the wire bundles in the air conditioning bay in accordance with Boeing service bulletin 727-21-88, Rev. 2, dated May 30, 1980, or later FAA approved revisions, or in a manner acceptable to the Chief, Engineering and Manufacturing Branch, FAA Northwest Region. If the specified wire bundles are undamaged, proceed with step B. below. If the specified wire bundles are burned or damaged, before further flight, replace the wires with high temperature wires as specified in the service bulletin. Rerouting of the wires must be accomplished in accordance with B. below.

B. Within the next 4,500 hours time-in-service or eighteen (18) months after the effective date of this AD, whichever comes first, unless already accomplished, replace and relocate the wire bundles in the air conditioning bay in accordance with the Boeing service bulletin described in A. above, or in a manner acceptable to the Chief, Engineering and Manufacturing Branch, FAA Northwest Region.

C. Airplanes may be flown to a maintenance base for repairs or replacements in accordance with FAR 21.197.

The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to Boeing Commercial Airplane Company, P.O. Box 3707, Seattle, Washington 98124. These documents may also be examined at FAA, Northwest Region, 9010 East Marginal Way South, Seattle, Washington 98108.

This amendment is effective September 10, 1980.

FOOTER:

Document Text

Show stored source text (verify against official source)
AD Final Rules - DRS_80-14-04.html
Copy URL
Print/Save as PDF
Document Versions
 Feedback
Details
AD Number:
80-14-04
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
BOEING 727-200 Series Airplanes
Subject:
Wire Bundles In Air Conditioning Bay
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
09/10/1980
Make:
The Boeing Company
Model:
727-200 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: 80-14-04
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-3823

AD NUMBER:   80-14-04

SUBJECT HEADING:   BOEING 727-200 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective September 10, 1980.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
80-14-04 BOEING: Amendment 39-3823. Applies to Model 727-200 series airplanes as tabulated in the Boeing service bulletin noted below. Compliance required as indicated. Accomplish the following: (Note: Airplanes line number 1512 and on have been modified in production to include these changes, and thus are not affected by this AD.)

A. Unless already accomplished on or after March 3, 1980, within the next 300 hours time in service after the effective date of this AD, inspect the wire bundles in the air conditioning bay in accordance with Boeing service bulletin 727-21-88, Rev. 2, dated May 30, 1980, or later FAA approved revisions, or in a manner acceptable to the Chief, Engineering and Manufacturing Branch, FAA Northwest Region. If the specified wire bundles are undamaged, proceed with step B. below. If the specified wire bundles are burned or damaged, before further flight, replace the wires with high temperature wires as specified in the service bulletin. Rerouting of the wires must be accomplished in accordance with B. below.

B. Within the next 4,500 hours time-in-service or eighteen (18) months after the effective date of this AD, whichever comes first, unless already accomplished, replace and relocate the wire bundles in the air conditioning bay in accordance with the Boeing service bulletin described in A. above, or in a manner acceptable to the Chief, Engineering and Manufacturing Branch, FAA Northwest Region.

C. Airplanes may be flown to a maintenance base for repairs or replacements in accordance with FAR 21.197.

The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to Boeing Commercial Airplane Company, P.O. Box 3707, Seattle, Washington 98124. These documents may also be examined at FAA, Northwest Region, 9010 East Marginal Way South, Seattle, Washington 98108.

This amendment is effective September 10, 1980.

FOOTER:

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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