AD 97-08-07
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 Model MD-88 Airplanes |
| aircraft | The Boeing Company | DC-9-82 (MD-82) | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes and Model MD-88 Airplanes |
| aircraft | The Boeing Company | DC-9-83 (MD-83) | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes and Model MD-88 Airplanes |
| aircraft | The Boeing Company | DC-9-87 (MD-87) | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes and Model MD-88 Airplanes |
| aircraft | The Boeing Company | MD-88 | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes and Model MD-88 Airplanes |
Unsafe Condition
Failure of fluorescent light ballasts in the upper and lower cabin sidewall could result in electrical arcing that penetrates protective covers, causing fire in the passenger compartment due to failure of the dust barriers of the outboard ceiling panel.
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Required Actions
Replace Day-Ray Products Incorporated ballasts with Bruce Industries Incorporated ballasts or FAA-approved solid state electronic light ballasts; or remove/disconnect ballasts, stow them, and protect loose wiring. Actions must follow specified alert service bulletins except for removal/disconnection.
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Compliance Time
Effective May 7, 1997
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Affected Aircraft
McDonnell Douglas Model DC-9-80 series (DC-9-81/MD-81, DC-9-82/MD-82, DC-9-83/MD-83, DC-9-87/MD-87) and Model MD-88 airplanes, excluding those with solid state electronic light ballasts.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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