# SDR CALA2024051301441

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 2024
- Submitted: May 13, 2024
- Operation: Air carrier
- Aircraft: [N27722](https://openairdocs.org/aircraft/N27722), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28789
- Aircraft time: 78,896 hours, 28,440 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Part serial: 188663
- 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/CALA2024051301441

## Discrepancy

PRIOR TO REMOVAL OF LAVATORIES OR GALLEYS, PERFORM LOCKOUT PROCEDURE FOR EMERGENCY EXIT LIGHTS PER APPLICABLE AMM.

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