AD 2019-06-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | SAS | Airworthiness Directives; Airbus SAS Airplanes |
Unsafe Condition
Depressurization of hydraulic reservoirs caused by air leakage from the pressure relief valve (PRV) of the hydraulic reservoir (HR) due to the extrusion of the O-ring seal from certain HR PRVs.
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Required Actions
Replacing affected PRVs and re-identifying affected HRs. Affected PRVs with a part number and serial number identified in Safran Vendor Service Bulletin 42-29-005, Revision 01, dated September 26, 2017; or Safran Vendor Service Bulletin 42-29-006, Revision 01, dated September 27, 2017; must be replaced with P/N 42F0029, or re-identified as P/N 42F0030, regardless of the HR they are installed on. Replacing all affected parts terminates the requirements of AD 2017-01-08.
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Compliance Time
Before further flight
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Affected Aircraft
All Airbus SAS Model A330-200 Freighter, -200, and -300 series airplanes; and Airbus SAS Model A340-200, -300, -500, and -600 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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