# SDR UALA2009091402887

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2009
- Submitted: September 14, 2009
- Operation: Air carrier
- Aircraft: [N768UA](https://openairdocs.org/aircraft/N768UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26919
- Aircraft time: 58,183 hours, 10,752 cycles
- Engine: Pwa PW4077
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Part number: 767146A
- Part serial: 141
- Condition: Malfunctioned
- Location: Lt Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2009091402887

## Discrepancy

LEFT ENGINE DRIVEN GENERATOR (IDG, GCB) INOPERATIVE AND ASSOCIATED IDG DISCONNECTED.  CHECKED NR 1 IDG OIL LEVEL AND BACKUP GENERATOR OIL LEVEL AND FOUND FULL.  REPLACED IDG.

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