# SDR ASAA0852783

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2008
- Submitted: March 28, 2008
- Operation: Air carrier
- Aircraft: [N587AS](https://openairdocs.org/aircraft/N587AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35684
- Aircraft time: 1,651 hours, 476 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Oil Cooler
- Part number: UA5385513
- Condition: Dirty
- Location: Nr 1 Idg
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA0852783

## Discrepancy

NR 1 IDG OIL SAMPLE ANALYSIS SHOWS HIGH LEVELS OF DIRT CONTAMINATION AND TRACE METAL VALUES.  REPLACED NR 1 IDG OIL COOLER.  OP AND LEAK CHECK GOOD.

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