AD Amdt-39-11360
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 737-100 | Airworthiness Directives; Boeing Model 737-100, -200, -300, -400, and -500 Series Airplanes |
Unsafe Condition
Excessive wire chafing of the fuel boost pump wiring and electrical arcing between the wiring and the surrounding conduit, which could result in arc-through of the conduit and consequent fire or explosion of the fuel tank.
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Required Actions
Inspect the fuel boost pump wiring in the conduits of the wing and center fuel tanks to detect damage. Install Teflon sleeving over the electrical cable as a nonterminating action. Perform additional repetitive inspections for all airplanes.
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Compliance Time
Before further flight for airplanes with 20,000 or more flight hours; within 12 months of the effective date for airplanes with fewer than 20,000 flight hours.
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Affected Aircraft
All Boeing Model 737-100, -200, -300, -400, and -500 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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