AD 2007-04-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | McDonnell Douglas | DC-10-10 | Airworthiness Directives; McDonnell Douglas Model DC-10-10, DC-10-10F, DC-10-15, DC-10-30, and DC-10-30F (KC-10A and KDC-10) Airplanes; Model DC-10-40 and DC-10-40F Airplanes Equipped With Pratt & Whitney JT9-20 or JT9-20J Engines; and Model MD-10-10F and MD-10-30F Airplanes |
| engine | Pratt & Whitney | JT9-20 or JT9-20J | Airworthiness Directives; McDonnell Douglas Model DC-10-10, DC-10-10F, DC-10-15, DC-10-30, and DC-10-30F (KC-10A and KDC-10) Airplanes; Model DC-10-40 and DC-10-40F Airplanes Equipped With Pratt & Whitney JT9-20 or JT9-20J Engines; and Model MD-10-10F and MD-10-30F Airplanes |
Unsafe Condition
Broken or severed wiring between engine fire detectors and the fire detection system control module caused the fire detection system to become non-functional without flightcrew awareness.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the control modules of the fire detection systems of the propulsion engines with new, improved control modules.
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-10-10, DC-10-10F, DC-10-15, DC-10-30, DC-10-30F (KC-10A and KDC-10) airplanes; Model DC-10-40 and DC-10-40F airplanes equipped with Pratt & Whitney JT9-20 or JT9-20J engines; and Model MD-10-10F and MD-10-30F airplanes.
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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