- Effective
- September 24, 1979
- Models
- L-1011-385-1, L-1011-385-1-14, L-1011-385-1-15
- Data sheet
- TCDSA23WE
- Registered aircraft
- 3 matched by model
- Product
- Aircraft · Large airplane
- Amendment
- 39-3561
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.
| File | Size | SHA-256 | Original |
|---|---|---|---|
| FAA DRS HTML | 20 KB | 6eb3701c…7932c0c | FAA DRS (API key needed) |
On this page
The airworthiness directive
79-19-08 LOCKHEED-CALIFORNIA COMPANY: Amendment 39-3561. Applies to all L-1011-385-1, L-1011-385-1-14, and L-1011-385-1-15 airplanes certificated in all categories, configured with a C-1A cargo door.
Compliance required as indicated.
To assure the retention of "fail-safe" operational capability of the pressure relief door, accomplish the following:
(a) Within the next 300 hours time in service, unless already accomplished, install the antifriction gasket on the flange of the pressure relief door in accordance with the FAA approved Lockheed-California Company Service Bulletin 093-52-133 dated May 30, 1979.
(b) Special flight permits may be issued, in accordance with FAR 21.197 and 21.199, to operate airplanes to a base for the accomplishment of modification required by this AD.
(c) Alternate modifications or other actions which provide an equivalent level of safety may be used when approved by the Chief, Aircraft Engineering Division, FAA Western Region.
Thisamendment becomes effective September 24, 1979.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 3
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.