AD 75-05-11

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AD Number:
75-05-11
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
BOEING Model 747 Series Airplanes
Subject:
Edge Flaps Warning
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
03/24/1975
Make:
The Boeing Company
Model:
747-100 Series | 747-100B Series | 747-100B SUD Series | 747-200B Series | 747-200C Series | 747-200...Show more
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Superseded AD: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Superseded By: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: 75-05-11
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-2113

AD NUMBER:   75-05-11

SUBJECT HEADING:   BOEING Model 747 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective March 24, 1975.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
75-05-11 BOEING: Amendment 39-2113. Applies to all Model 747 Series Airplanes, certificated in all categories.

Compliance required as indicated, unless already accomplished.
To assure flight crew aural warning and visual indication when the leading edge flaps are not fully extended for takeoff, accomplish the following:
Within five (5) calendar months time after the effective date of this AD, install modifications, in accordance with Boeing Service Bulletin 747-27-2128 dated February 14, 1975, or later FAA approved revisions, or in a manner approved by the Chief, Engineering and Manufacturing Branch, FAA Northwest Region to cause:
(a) A takeoff configuration warning horn to sound when the leading edge flaps have not been fully extended, and the #3 thrust lever is advanced to a takeoff setting, and the trailing edge flaps are extended to a takeoff setting, and
(b) A leading edge flap amber caution light to illuminate on the pilots' panel, when any leading edge flap sets are not in the extended position, and the trailing edge flaps are extended to a takeoff setting.
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. The documents may also be examined at FAA, Northwest Region, 9010 East Marginal Way, Seattle, Washington 98108.

This amendment becomes effective March 24, 1975.


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