AD 87-08-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Martin Corporation | L-1011-385-1 | LOCKHEED-CALIFORNIA COMPANY Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-1-14 | LOCKHEED-CALIFORNIA COMPANY Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-1-15 | LOCKHEED-CALIFORNIA COMPANY Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-3 | LOCKHEED-CALIFORNIA COMPANY Model L-1011-385 Series Airplanes |
Unsafe Condition
Malfunction of the passenger oxygen system due to dormant shorted electromagnetic interference filter capacitors in the oxygen initiator sequencer timer switch(es).
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify P/N's 11035-2 and -3 oxygen initiator sequencer timer switches in accordance with Part II of Lockheed Service Bulletin 093-35-041, Revision 3, or later revisions approved by the FAA. Alternate means of compliance may be used if approved by the FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 12 months after the effective date of this airworthiness directive (AD)
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Affected Aircraft
Lockheed Model L-1011-385 series airplanes equipped with Dynamic Controls Corporation oxygen initiator sequence timer switch(es), P/N's 11035-2/-3.
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
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