- Effective
- March 4, 1982
- Models
- L-1011-385-1, L-1011-385-1-14, L-1011-385-1-15, L-1011-385-3
- Data sheet
- TCDSA23WE
- Registered aircraft
- 4 matched by model
- Product
- Aircraft · Large airplane
- Amendment
- 39-4322
Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed May 30, 2024.
Copies of the files this page was built from, with their SHA-256. Retrieved October 18, 2026.
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On this page
The airworthiness directive
82-04-07 LOCKHEED-CALIFORNIA COMPANY: Amendment 39-4322. Applies to Lockheed Model L-1011-385 series airplanes certificated in all categories equipped with 1 or 2 Flight Management Computers having ARMA Part Number 2-00063-801-3 or higher ending dash number. Compliance required within 30 days from the effective date of this AD, unless already accomplished.
To prevent loss of the ability to tune all VOR and DME radio navigation systems, accomplish the following:
A. Remove Flight Management Computer(s) and replace with unit(s) modified in accordance with Part 2, Accomplishment Instructions, in Lockheed L-1011 Service Bulletin 093- 34-146, dated August 21, 1981, or Revision No. 1, dated September 17, 1981, or revision No. 2 dated December 14, 1981, or later revisions approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Mountain Region, or
B. Remove Flight Management Computer(s), and deactivate the FMS.
C. Alternative means of compliance with this AD which provide an equivalent level of safety may be used when approved by the Chief, Los Angeles Area Aircraft Certification Office, FAA Northwest Mountain Region.
This amendment becomes effective March 4, 1982.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 4
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.