# SDR SWAA2022071122852

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2022
- Submitted: July 11, 2022
- Operation: Air carrier
- Aircraft: [N8319F](https://openairdocs.org/aircraft/N8319F), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36994
- Aircraft time: 32,554 hours, 14,631 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Failed
- Location: L/H Cabin
- 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/SWAA2022071122852

## Discrepancy

WHEN TESTING THE REPLACEMENT BATTERY PACK ON THE LEFT HAND CABIN FORWARD OF STATION 578 ABOVE THE CREASE BEAM; SEVERAL EMERGENCY EXIT LIGHTS INSIDE AND OUTSIDE FAIL TO ILLUMINATE. / [01] INFO ONLY: TROUBLESHOT MULTIPLE EMERGENCY EXIT LIGHTS NOT ILLUMINATING PER FIM 33-50-00-810-801. FOUND BATTERY PACK M2335 AT STA. 500C+7 LBL 67 (7ABC) TO BE AT FAULT. REQUIRES BATTERY REPLACEMENT.;[02] VERIFIED EMERGENCY LIGHTS BATTER PACKS CHARGED PER AMM 33-51-06 AND ALL EMERGENCY LIGHTS OPERATIONAL TEST GOOD PER AMM 33-51-00;[03] INSPECTED.

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