# SDR SWAA2024051380856

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 29, 2024
- Submitted: May 13, 2024
- Operation: Air carrier
- Aircraft: [N248WN](https://openairdocs.org/aircraft/N248WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32509
- Aircraft time: 59,464 hours, 35,961 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: UNKNOWN
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2024051380856

## Discrepancy

RIGHT SIDE EXTERIOR WTB EMERGENCY LIGHT JUST AFT OF FLAPS IS INOP<[01] PERFORMED EMERGENCY LIGHTS-OPERATIONAL TEST I.A.W AMM 33-51-00-710-801<BR>OPS CHECK:GOOD;[02] PERFORMED EMERGENCY LIGHTS-OPERATIONAL TEST I.A.W AMM 33-51-00-710-801 FAILS OPS CHECK NEEDS BATTERY;[03] BATTERY REPLACE ON TTG8Q00T1L7Z. PERFORMOED OPS CHECK OF R/H EXTERIOR WTB EMERGENCY LIGHT IAW AMM 33-51-06-960-805 OPS CHECK GOOD;[04] VERIFIED STEPS 2 AND 3<BR>AUDIT C/W

---
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.