AD 2012-25-07

final rule
Data completeness: 70%

Airworthiness Directives; Gulfstream Aerospace Corporation Airplanes

AD Number
2012-25-07
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2012-1225
FR Citation
77 FR 74579

Applicability

TypeManufacturerModelDetails
aircraft Gulfstream Aerospace Corporation Airworthiness Directives; Gulfstream Aerospace Corporation Airplanes

Unsafe Condition

The flap/stabilizer electronic control unit (FSECU) does not detect failures of the brake feature within the horizontal stabilizer electric motor unit (HSEMU), or failures of drive solenoids for hydraulic valves within the flap hydraulic control module (FHCM) during the system power-on self test (SPOST).

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

Required Actions

Perform a modified system power-on self test (SPOST) of the FSECU. Revise the airplane flight manual to incorporate these test procedures into the daily preflight check.

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

Compliance Time

Within 3 days

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

Affected Aircraft

Gulfstream Aerospace Corporation Model GIV-X airplanes, as specified in the referenced service information.

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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