# SDR AWXA9900226

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 21, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N620AW
- Make and model: Airbus A320-231
- Registry model: [Airbus A320-231](https://openairdocs.org/model/airbus-industrie-a320-231) (OpenAirDocs)
- Aircraft serial: 052
- System (JASC): [7921 · Engine Oil Cooler](https://openairdocs.org/jasc/7921)
- Part: Oil Cooler
- Part number: 5U0002
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 26,396 hours
- Stage of operation: CR
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AWXA9900226

## Discrepancy

DIVERTED TO DFW FOR LEFT-HAND WING FUEL LOSS.  PRELIMINARY INFORMATION, O-RING BLEW OUT OF THE FCOC (FUEL COOLED OIL COOLER) FILTER CARTRIDGE HOUSING.  FAILED HELICOIL.  CANNOT FIX HELICOIL.  *S/D*  FOUND FCOC LEAKING.  REMOVED AND REPLACED SAME PER 79-21-43.  OPS LEAK CHECKS OK.

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