# SDR UALA2009051801399

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2009
- Submitted: May 20, 2009
- Operation: Air carrier
- Aircraft: [N674UA](https://openairdocs.org/aircraft/N674UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 29242
- Aircraft time: 32,605 hours, 8,589 cycles
- Engine: Pwa PW4056
- System (JASC): [7921 · Engine Oil Cooler](https://openairdocs.org/jasc/7921)
- Part: Heat Exchanger
- Part number: 51G760600U
- Condition: Failed
- Location: Rt Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2009051801399

## Discrepancy

STATUS R ENG A-O VALVE EICAS MESSAGE.  REPLACED AIR-OIL HEAT EXCHANGER.  ACCOMPLISHED INSPECTION OF AIR OIL HEAT EXCHANGER INSTALLATION.

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