AD 2001-08-21
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed | L-1011-385 | Airworthiness Directives; Lockheed Model L-1011-385 Series Airplanes |
Unsafe Condition
Chafing of the fuel level control switch wiring harness, which could cause arcing and result in a fire in the fuel tank.
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Required Actions
Inspect the fuel level control switch, wiring harness, and conduit for damage, wear, chafing, broken or missing O-rings, or electrical arcing. Replace conduit with P/N 97590-103 with P/N 97590-121. Install electrical sleeving over the fuel level control switch wiring harness. Install the modified fuel level control switch.
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Compliance Time
Within 18 months after the effective date of this AD.
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Affected Aircraft
All Lockheed Model L-1011-385 series airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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