# SDR CALA2024122301620

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 20, 2024
- Submitted: December 23, 2024
- Operation: Air carrier
- Aircraft: [N21723](https://openairdocs.org/aircraft/N21723), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28790
- Aircraft time: 79,244 hours, 27,953 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Bulb
- Condition: Inoperative
- Location: Zone 200
- 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/CALA2024122301620

## Discrepancy

EMERGENCY EXIT SIGN ABOVE EMERGENCY EXIT ROW LIGHT INOP ALL BULBS IN SIGN ARE BLOWN OUT, NEED 12 M&E PN 29-3351-3-0015 RE-LAMPED EMERGENCY EXIT SIGN NO FIX RE-LAMPED SIGN NO FIX REF 737WDM 33-51-11-8 & AMM TASK33-51-06-960-804 REPLACED BATTERY CHARGER M1668 FUSES F3 & F4 AT LEFT OVERWING ESCAPE. ALL EMERGENCY LIGHTS AND EXIT SIGNS CHECK GOOD.

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