# SDR UALA2010051701673

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2010
- Submitted: May 17, 2010
- Operation: Air carrier
- Aircraft: [N223UA](https://openairdocs.org/aircraft/N223UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30224
- Aircraft time: 36,621 hours, 4,536 cycles
- Engine: Pwa PW4090
- System (JASC): [2420 · AC Generation System](https://openairdocs.org/jasc/2420)
- Part: Idg
- Part number: 767146A
- Part serial: 10351
- Condition: Failed
- Location: Left
- Stage of operation: NR
- How discovered: 9
- Nature of condition: P
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010051701673

## Discrepancy

LEFT IDG DRIVE LIGHT NOT ILLUMINATED.   ACPD FIM 24-11 TASK 807 ITEM (3) FOUND RESISTANCE CHECK BETWEEN PINS 10 AND 11 AT CONNECTOR DM24001A GREATER THAN 5 OHMS. REPLACED THE LT IDG (M24001). REPLACED NR 1 IDG.  OPS GOOD.

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