# SDR I5EA2023081400024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2023
- Submitted: August 14, 2023
- Operation: Air carrier
- Aircraft: N458UW
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 25022
- Aircraft time: 70,347 hours, 45,395 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ABS20131A
- Part serial: 59525
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: L, H
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/I5EA2023081400024

## Discrepancy

L/H OVERWING EMERGENCY EXIT IDENTIFIER LIGHT INOP.  REMOVED AND REPLACED EMERGENCY  LIGHT BATTERY PACK M1134, STA. 629L WITH SERVICEABLE UNIT AND TEST IAW B737-400 AMM 33-51-51.  TEST OK

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