# SDR AU990063

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Engine: Ge CF680A
- System (JASC): [7311 · Engine Fuel/Oil Cooler](https://openairdocs.org/jasc/7311)
- Part: Heat Exchanger
- Part number: AEY00243
- Condition: Cracked
- Location: Lt Engine
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU990063

## Discrepancy

(AUS) LEFT ENGINE FUEL/OIL HEAT EXCHANGER HEADER RADIUS CONTAINED TWO CRACKS.  FOUND DURING ULTRASONIC INSPECTION IAW GE6-79-00-2C AND GE SERVICE BULLETIN SB79-023.   PART TC:  26,858.

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