AD 2008-12-19

final rule
Data completeness: 70%

Airworthiness Directives; Dassault Model Mystere-Falcon 900 and Falcon 900EX Airplanes

AD Number
2008-12-19
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2008-0365
FR Citation
73 FR 34851

Applicability

TypeManufacturerModelDetails
aircraft Dassault Mystere-Falcon 900 and Falcon 900EX Airworthiness Directives; Dassault Model Mystere-Falcon 900 and Falcon 900EX Airplanes
aircraft Aviat Various Airworthiness Directives; Dassault Model Mystere-Falcon 900 and Falcon 900EX Airplanes

Unsafe Condition

Potential chafing between the feeder bundle and the right side partition wall at frames 22/23, which may damage the feeder bundle and cause a sustained smoke-generating short-circuit between the feeder and the partition wall made of resistive composite material.

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

Required Actions

Inspect for damage of the feeder cable bundle at the right side partition wall at frames 22/23. If no damage is found, install a protective Teflon tube over the feeder cable bundle. If chafing or damage is found, repair the feeder cable and install a protective Teflon tube. Modify the right side partition wall at frames 22/23.

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

Compliance Time

Within 330 flight hours or 7 months after the effective date, whichever occurs first, for initial inspection and Teflon tube installation. Within 3,750 flight cycles or 74 months after the effective date, whichever occurs first, for partition wall modification.

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

Affected Aircraft

Dassault Model Mystère-Falcon 900 airplanes, serial numbers 188 through 202 inclusive, and Model Falcon 900EX airplanes, serial numbers 82 through 146 inclusive, except those already modified as specified.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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