AD 90-09-01

final rule
Data completeness: 70%

Airworthiness Directives; MCDONNELL DOUGLAS DC-9-81, -82, -83, -87 and MD-88 Airplanes

AD Number
90-09-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
89-NM-239-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft The Boeing Company DC-9-81 (MD-81) Airworthiness Directives; MCDONNELL DOUGLAS DC-9-81, -82, -83, -87 and MD-88 Airplanes
aircraft The Boeing Company DC-9-82 (MD-82) Airworthiness Directives; MCDONNELL DOUGLAS DC-9-81, -82, -83, -87 and MD-88 Airplanes
aircraft The Boeing Company DC-9-83 (MD-83) Airworthiness Directives; MCDONNELL DOUGLAS DC-9-81, -82, -83, -87 and MD-88 Airplanes
aircraft The Boeing Company DC-9-87 (MD-87) Airworthiness Directives; MCDONNELL DOUGLAS DC-9-81, -82, -83, -87 and MD-88 Airplanes
aircraft The Boeing Company MD-88 Airworthiness Directives; MCDONNELL DOUGLAS DC-9-81, -82, -83, -87 and MD-88 Airplanes

Unsafe Condition

The generator power feeder cable installations at the firewall receptacles may have arcing, burning, or chafing, which could create a potential fire ignition source.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Visually inspect all generator power feeder cable installations at the firewall receptacles for evidence of arcing, burning, or chafing. Replace damaged feeder cables before further flight. Modify each generator power feeder firewall connector installation per McDonnell Douglas MD-80 Alert Service Bulletin A24-113 dated October 30, 1989.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

within 12 months after the effective date of this airworthiness directive (AD), unless previously accomplished

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

McDonnell Douglas Model DC-9-81, -82, -83, -87, and MD-88 airplanes, Fuselage Numbers 909 through 1619

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.