AD 2003-03-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | McDonnell Douglas | MD-90-30 | Airworthiness Directives; McDonnell Douglas Model MD-90-30 Airplanes |
Unsafe Condition
Failure of a single-phase remote control circuit breaker (RCCB) to trip during an overload condition due to a defective braze joint in the RCCB latch assembly, which could result in overheating of the RCCB load wire, and consequent smoke and possible fire in the electrical/electronic (E/E) compartment.
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Required Actions
Inspect the single-phase remote control circuit breaker(s) (RCCBs) in a certain area of the E/E compartment to determine the part number and serial number. Replace certain RCCBs with new or serviceable RCCBs, if necessary.
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Compliance Time
Within 50 flight hours after the effective date of this AD.
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Affected Aircraft
McDonnell Douglas Model MD-90-30 airplanes with the specified single-phase remote control circuit breaker(s) (RCCBs) in the affected area of the E/E compartment.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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