# SDR SWAA2023053149386

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2023
- Submitted: May 31, 2023
- 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: 56,491 hours, 34,070 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: UNKNOWN
- Condition: Inoperative
- Location: Zn 200 Fus Top
- 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/SWAA2023053149386

## Discrepancy

L2 OUTER FUSELAGE EMERGENCY LIGHT IS INOP<[01] REPLACED POWER SUPPLY BATTERY PACK AT POSITION M1673 STA 952 WL 290 LBL 14 IAW AMM33-51-06-960-805 STEP 4E (1-3)(E)(4)(5).;[02] STEP 1 WDM 33-51-14 PG 13 SH1.;[03] STEPS 1 & 2 C/W;[04] ACCOMPLISHED BATTERY AND LIGHT OPS CHECK IAW AMM 33-51-06-960-805. TESTS GOOD;[05] CERTIFIED STEP 4. <BR>AUDIT COMPLETE.

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