# SDR UALA2010041501269

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2010
- Submitted: April 16, 2010
- Operation: Air carrier
- Aircraft: [N792UA](https://openairdocs.org/aircraft/N792UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26934
- Aircraft time: 56,997 hours, 8,274 cycles
- Engine: Pwa PW4090
- System (JASC): [2420 · AC Generation System](https://openairdocs.org/jasc/2420)
- Part: Idg
- Part number: 767146A
- Part serial: 1144
- Condition: Leaking
- Location: Nr 1
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010041501269

## Discrepancy

FOUND OIL LEAK ON TOP SIDE OF IDG AFTER IDLE RUN OF NR 1 ENGINE.   POSSIBLE IDG CHG, PART ON HAND.  REPLACED NR 1 IDG IAW MM.

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