AD 94-09-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-9-81 (MD-81) | Airworthiness Directives; McDONNELL DOUGLAS Model DC-9-80 Series Airplanes and MD-88 Airplanes, DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83), and DC-9-87 (MD-87) Series Airplanes, and MD-88 Airplanes |
| aircraft | The Boeing Company | DC-9-82 (MD-82) | Airworthiness Directives; McDONNELL DOUGLAS Model DC-9-80 Series Airplanes and MD-88 Airplanes, DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83), and DC-9-87 (MD-87) Series Airplanes, and MD-88 Airplanes |
| aircraft | The Boeing Company | DC-9-83 (MD-83) | Airworthiness Directives; McDONNELL DOUGLAS Model DC-9-80 Series Airplanes and MD-88 Airplanes, DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83), and DC-9-87 (MD-87) Series Airplanes, and MD-88 Airplanes |
| aircraft | The Boeing Company | DC-9-87 (MD-87) | Airworthiness Directives; McDONNELL DOUGLAS Model DC-9-80 Series Airplanes and MD-88 Airplanes, DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83), and DC-9-87 (MD-87) Series Airplanes, and MD-88 Airplanes |
| aircraft | The Boeing Company | MD-88 | Airworthiness Directives; McDONNELL DOUGLAS Model DC-9-80 Series Airplanes and MD-88 Airplanes, DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83), and DC-9-87 (MD-87) Series Airplanes, and MD-88 Airplanes |
Unsafe Condition
The APU power feeder cable chafing against adjacent structures could result in electrical shorting and arcing, and a fire below the cabin floor.
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Required Actions
Perform a general visual inspection of the APU power feeder cable support clamp installation to determine if a spacer or 'stand off' is installed. If not, install a spacer part number NAS43DD3-32 prior to further flight. Operators who have accomplished McDonnell Douglas Service Bulletin 24-105 are exempt from re-inspection.
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Compliance Time
Within 12 months after the effective date of this AD
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Affected Aircraft
McDonnell Douglas Model DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83), DC-9-87 (MD-87) series airplanes, and Model MD-88 airplanes listed in Service Bulletins 24-94 and 24-100.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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