# SDR CALA2013092491409

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2013
- Submitted: September 27, 2013
- Operation: Air carrier
- Aircraft: [N658UA](https://openairdocs.org/aircraft/N658UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 27113
- Aircraft time: 90,119 hours, 14,326 cycles
- Engine: Pwa PW4060
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Heat Exchanger
- Part number: 51G760600U
- Part serial: 70
- Condition: Faulty
- Location: Nr 2 Idg
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013092491409

## Discrepancy

STATUS MESSAGE RT IDG VALVE.  R & R IDG AIR OIL HEAT EXCHANGER OF RT ENGINE.

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