AD 81-01-07

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AD Number:
81-01-07
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
LOCKHEED-CALIFORNIA Model L-1011 Series Airplanes
Subject:
Rudder Servo Plates
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
01/18/1981
Make:
Lockheed Martin Corporation
Model:
L-1011-385-1 | L-1011-385-1-14 | L-1011-385-1-15 | L-1011-385-3
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Superseded AD: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Superseded By: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: 81-01-07
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-4013

AD NUMBER:   81-01-07

SUBJECT HEADING:   LOCKHEED-CALIFORNIA Model L-1011 Series Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective January 18, 1981.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
81-01-07 LOCKHEED-CALIFORNIA: Amendment 39-4013. Applies to all Model L-1011 series airplanes certificated in all categories. Compliance required as indicated unless already accomplished. To prevent possible rudder jamming, accomplish the following:

A. Inspect all aircraft within 300 hours time in service after the effective date of this Airworthiness Directive in accordance with the following:

(1) Visually inspect the rudder servo retainer plates, P/N 1559161-101/-102, in a manner approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region. (NOTE: Accomplishment of Lockheed L-1011 Service Bulletin 093-27-231, dated November 25, 1980, has been approved as a means of compliance with this requirement.)

(2) If rudder servo plates, P/N 1559161-101/-102, are found loose, repair and install retainer clips in a manner approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region. (NOTE: Accomplishment of Lockheed L-1011 Service Bulletin 093-27-231, dated November 25, 1980, has been approved as a means of compliance with this requirement.)

(3) Within the next 1,500 hours time-in-service after the effective date of this Airworthiness Directive, install retainer clips in a manner approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region. (NOTE: Accomplishment of Lockheed L- 1011 Service Bulletin 093-27-231, dated November 25, 1980, has been approved as a means of compliance with this requirement.)

(4) If a retainer clip has been installed in a manner approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region, no further action is required.

(5) Alternative inspections, modifications, or other actions which provide an equivalent level of safety may be used when approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Region.

This amendment becomes effective January 18, 1981.

FOOTER: