# SDR 97UAL900414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N769UA](https://openairdocs.org/aircraft/N769UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26921
- Engine: Pwa PW4077
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Connector
- Part number: BACC45FT12A12P
- Condition: Corroded
- Location: Door 4 L
- Stage of operation: CR
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97UAL900414

## Discrepancy

DURING CRUISE, ALL CABIN EMERGENCY LIGHTS CAME ON EXCEPT LIGHTS AT DOOR 4L.  NEW POWER SUPPLY AND BATTERY NO HELP.  FOUND LOW VOLTAGE AT PIN 22 AT DM33407.  SUSPECT FAULT IN WIRE BETWEEN D6222P AND DM33407.  *S/D*  REPLACED CORRODED CONNECTOR D6219P AND D6207J.   ALSO, REPOSITIONED CONNECTOR TO MINIMIZE CONDENSATION IN FUTURE.

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.