AD Amdt-39-9995
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | McDonnell Douglas | DC-9-80 | Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes and Model MD-88 Airplanes |
Unsafe Condition
Failure of the fluorescent light ballasts in the upper and lower cabin sidewall can emit heavy smoke and fumes from the ceiling panels, leading to fire in the passenger compartment and consequent failure of the dust barriers of the outboard ceiling panel.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace certain fluorescent light ballasts with others or remove/disconnect them if protective covers are installed. Remove dust barriers from outboard ceiling panels and install modified panels as previously required.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
McDonnell Douglas Model DC-9-80 series and MD-88 airplanes with specific fluorescent light ballasts and outboard ceiling panels as described in the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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