AD Amdt-39-9995

final rule
Data completeness: 70%

Airworthiness Directives; McDonnell Douglas Model DC-9-80 Series Airplanes and Model MD-88 Airplanes

AD Number
Amdt-39-9995
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 97-NM-61-AD
FR Citation
62 FR 19477

Applicability

TypeManufacturerModelDetails
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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