AD 80-15-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Martin Corporation | L-1011-385-1 | LOCKHEED-CALIFORNIA Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-1-14 | LOCKHEED-CALIFORNIA Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-1-15 | LOCKHEED-CALIFORNIA Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-3 | LOCKHEED-CALIFORNIA Model L-1011-385 Series Airplanes |
Unsafe Condition
Possible burst type failure of the landing gear alternate brake/alternate landing gear down accumulator.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect accumulators Lockheed P/N 672273-101 (Bendix P/N 3186608) and 672273-103 (Bendix P/N 3186608-2) per Lockheed Alert Service Bulletin 093-32-A121 or replace with reworked accumulators per Service Bulletin 093-32-121. Failed accumulators must be removed and replaced with inspected or reworked units, or removed with lines capped, placard installed, and AFM appendix incorporated. Reinspect passed accumulators every 2200 hours' time in service until replaced.
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 of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Lockheed Model L-1011-385 Series Airplanes certified in all categories
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.