# SDR UIEA2016111800845

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2016
- Submitted: November 21, 2016
- Operation: Air carrier
- Aircraft: [N640GT](https://openairdocs.org/aircraft/N640GT), registered now
- Make and model: Boeing 767-3S1
- Registry model: [Boeing 767-3S1](https://openairdocs.org/model/boeing-767-3s1) (OpenAirDocs)
- Aircraft serial: 25221
- Aircraft time: 81,840 hours, 17,316 cycles
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Warning Message
- Condition: Illuminated
- 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/UIEA2016111800845

## Discrepancy

STATUS MESSAGE LT IDG VALVE..  ACCOMPLISHED FIM 24-20 FT 802 TABLE 102, LT ELECTRICAL GENERATOR SYS COOLER +28V WIRING, GCU MESSAGE, C837 L IDG VALVE C/B NOT OPEN. CLEARED STATUS, RAN ENGINE L GEN IAW T1074, NO FAULT.

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