# SDR CALA2026083119092

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2026
- Submitted: August 31, 2026
- Operation: Air carrier
- Aircraft: [N69824](https://openairdocs.org/aircraft/N69824), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 42179
- Aircraft time: 39,078 hours, 14,401 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Faulted
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026083119092

## Discrepancy

EMERGENCY LIGHTS ON WITHOUT SWITCH ACTIVATED,  RECURRING ISSUE.  FLIGHT ATTENDANT REPORTS THAT THE AISLE EMERGENCY LIGHTS ABOVE THE OVERHEAD BINS WERE TURNING ON & OFF BY ITSELF, ON  INBOUND FLIGHT & ON ROW 31 BEFORE DEPARTURE FROM MCO. M2626 POWER SUPPLY FOUND WITH BROKEN TEST TAB AND STUCK INWARDS THAT WOULD TURN ON THE LIGHTS WITH VIBRATION AND EXPIRED BATTERY PACK AFFECTING SEAT ROWS 28 TO 34.  REMOVED AND REPLACED POWER SUPLY AND BATTERY PACK IAW AMM 33-51-06-200-801. AMM 33-51-0P-960-804, AMM 33-51-00-710-801, AND AMM 33-51-00-720-801. OPS CHECKED GOOD. NO FURTHER DEFECTS NOTED.

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