AD 2002-10-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 757 | Airworthiness Directives; Boeing Model 757 Series Airplanes |
Unsafe Condition
Contact between the compensator for the Simmonds FQIS system and a flapper check valve on a baffle rib in the main fuel tanks, which could result in an electrical arc and a potential source of ignition in the fuel tank.
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Required Actions
Install an extender bracket for the compensator of the Simmonds fuel quantity indication system (FQIS) in the main fuel tanks.
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Compliance Time
Before further flight.
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Affected Aircraft
Boeing Model 757 series airplanes with the Simmonds fuel quantity indication system (FQIS) installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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