# SDR AALA981658

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N307AA](https://openairdocs.org/aircraft/N307AA), registered now
- Make and model: Boeing 767223
- Aircraft serial: 22313
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Transformer
- Part number: 427303
- Condition: Failed
- Location: E/E Bay
- Stage of operation: CR
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA981658

## Discrepancy

ORD - FLT 185 - DURING CRUISE, RED EQUIPMENT ACCESS ON OVERHEAD PANEL ILLUMINATED WITH ASSOCIATED EICAS MESSAGE.  SOUND OF ELECTRICAL ARCING WAS NOTED BY CREW.  LIGHT ALSO ILLUMINATED NOSE UNSAFE GEAR LIGHT.  LANDED ORD WITHOUT INCIDENT.  REPLACED LEFT UNIT.  SYSTEM GROUND CHECKED NORMAL OPERATION.  (M)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.