# SDR ZW0A0305801

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2003
- Submitted: July 10, 2003
- Operation: Air carrier
- Aircraft: [N722TW](https://openairdocs.org/aircraft/N722TW), registered now
- Make and model: Boeing 757231
- Aircraft serial: 29385
- Aircraft time: 12,866 hours, 4,340 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: BPS73
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ZW0A0305801

## Discrepancy

THE FIRST CLASS CABIN EGRESS FLOOR LIGHTS WERE INOPERATIVE.  REPLACED THE BATTERY PACK AND CABLE PN 6664-9.

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