AD 2012-06-21

final rule
Data completeness: 70%

Airworthiness Directives; DASSAULT AVIATION Airplanes

AD Number
2012-06-21
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2011-1164
FR Citation
77 FR 19074

Applicability

TypeManufacturerModelDetails
aircraft Dassault AVIATION Airworthiness Directives; DASSAULT AVIATION Airplanes
aircraft Aviat Various Airworthiness Directives; DASSAULT AVIATION Airplanes

Unsafe Condition

Fuel leakage from a defective fuel high-level sensor located in the wing front spar, specifically part number 722105-2, which could lead to internal fuel leakage with significant fuel vapors, potentially resulting in a fire hazard.

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

Required Actions

Inspect the fuel quantity sensors to determine if part number 722105-2 is installed. Replace all P/N 722105-2 fuel quantity sensors with new P/N 722105-3 fuel quantity sensors, following the Accomplishment Instructions of Dassault Mandatory Service Bulletin F900-410.

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

Compliance Time

Within 440 flight hours or 9 months after the effective date of this AD, whichever occurs first.

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Affected Aircraft

DASSAULT AVIATION Model MYSTERE-FALCON 900 airplanes, certificated in any category, all serial numbers.

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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