SDR DALA2025050803561

Service difficulty report · Oil System · Airbus A330941

Difficulty date: May 8, 2025
Submitted: May 8, 2025
Operation: Air carrier
Aircraft: N405DX
Make and model: Airbus A330941
Aircraft serial: 1949
Aircraft time: 22,193 hours, 2,560 cycles
Engine: Rroyce RB211TRENT77
System (JASC): 7261 · Turbine Engine Oil System
Part: Oil System
Condition: Leaking
Location: Zone 400
Stage of operation: CL
How discovered: O
Nature of condition: K, B
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

SHIP 3405 -ATB- FLIGHT RETURNED TO ATL DUE TO DIRTY SOCK SMELL. CORRECTIVE ACTION: DRAINED AND RESERVICED BOTH LEFT AND RIGHT ENGINE OILS, PERFORMED TWO ENGINE PURGE RUNS, DECONTAMINATED DUCTS, AND CHANGED LEFT AND RIGHT OZONE CONVERTERS. NO SMELLS PRESENT. OK FOR SERVICE. (7127297)

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