AD 87-10-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 767-200 Series | Airworthiness Directives; BOEING Model 767 Series Airplane |
| aircraft | The Boeing Company | 767-300 Series | Airworthiness Directives; BOEING Model 767 Series Airplane |
| aircraft | The Boeing Company | 767-300F Series | Airworthiness Directives; BOEING Model 767 Series Airplane |
Unsafe Condition
Lateral control system restriction or jamming resulting from improper installation of a trailing edge flap drive vapor seal.
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Required Actions
Inspect the trailing edge flap drive vapor seals for correct installation within the next 100 landings or 30 days after the effective date, whichever occurs first. Vapor seals installed incorrectly must be reworked before further flight. Revise the FAA-approved airplane maintenance program to correct errors in the illustrated parts catalog, maintenance manual, and maintenance planning data.
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Compliance Time
within the next 100 landings or 30 days after the effective date of this AD, whichever occurs first
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Affected Aircraft
Boeing Model 767-200 Series, 767-300 Series, 767-300F Series airplanes listed in Boeing Alert Service Bulletin 767-27A0074 dated March 20, 1987.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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