# SDR HALA20241209352

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 2024
- Submitted: December 10, 2024
- Operation: Air carrier
- Aircraft: [N392HA](https://openairdocs.org/aircraft/N392HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1404
- Aircraft time: 45,575 hours, 7,373 cycles
- Engine: Rroyce RB211TRENT77
- Engine time: 44,684 hours, 7,194 cycles
- System (JASC): [7921 · Engine Oil Cooler](https://openairdocs.org/jasc/7921)
- Part: Heat Exchanger
- Condition: Leaking
- Location: Nr 2 Eng Oil Sys
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA20241209352

## Discrepancy

ETOPS - DURING PDSC, NOTED OIL COATING #2 ENG FROM HEAT EXCHANGER AREA & OIL LEVEL AT -2. FILLED OIL & RAN #2 ENG @ IDLE FOR 5 MINS. DISCOVERED SIGNIFICANT OIL LEAK FROM HEAT EXCHANGER MATRIX. REMOVED & REPLACED #2 ENG AOHE PER AMM 79-21-51. OPS & LEAK CHECK GOOD. A/C OK FOR SVC.

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