AD 93-19-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 767-200 Series | Airworthiness Directives; BOEING Model 767 Series Airplanes |
| aircraft | The Boeing Company | 767-300 Series | Airworthiness Directives; BOEING Model 767 Series Airplanes |
| aircraft | The Boeing Company | 767-300F Series | Airworthiness Directives; BOEING Model 767 Series Airplanes |
Unsafe Condition
Uncommanded deployment of the slats and failure to ensure trailing edge flap shutdown protection and trailing edge flap alternate mode availability.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct functional checks of slat control systems and components as specified in Boeing service bulletins within stated intervals. Replace failed parts prior to further flight. Install pressure switch, replace RVDT and FSEU, and replace bypass valve motor within 12,000 flight hours after AD effective date.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 25 days after December 27, 1989; within 4,000 hours time-in-service; within 4,000 flight hours after AD effective date; within 12,000 flight hours after AD effective date.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 767 series airplanes, line positions 001 through 402, inclusive; certificated in any category.
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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