# SDR CALA2024012300182

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2024
- Submitted: January 23, 2024
- Operation: Air carrier
- Aircraft: [N77867](https://openairdocs.org/aircraft/N77867), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32592
- Aircraft time: 66,894 hours, 19,788 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Part serial: 330690
- Condition: Inoperative
- Location: Emergency Lights
- 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/CALA2024012300182

## Discrepancy

STA 351 WL 289 RBL 1 , MOUNTED ON CEILING PANEL JUST TO RIGHT OF THE FWD ENTRY LIGHT PANEL, EMERGENCY LIGHT EXIT INOP. REMOVED AND REPLACED BATTERY PACK M730 IAW AMM 33-51-07-022-023- 002 AND 33-51-07-862-029-002. PERFORMED OPS CHECK GOOD.

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