# SDR CALA2026020213480

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2026
- Submitted: February 2, 2026
- Operation: Air carrier
- Aircraft: [N78285](https://openairdocs.org/aircraft/N78285), registered now
- Make and model: Boeing 737824
- Aircraft serial: 33452
- Aircraft time: 68,074 hours, 25,226 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: AD71701100
- Condition: No Test
- 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/CALA2026020213480

## Discrepancy

EMERGENCY LIGHTS - OPERATIONAL CHECK EMERGENCY LIGHTS OPERATIONAL CHECK - AFT SECTION OF THE PASSENGER CABIN EMERGENCY SEAT LIGHTS ARE INOP REPLACED EMERGENCY POWER BATTERY PACK FOR AFT SEC OF EMERGENCY PROX LIGHTS ON SEATS WITH REF TO AMM TASK 33-51-06-960-805. OPS CHECK GOOD.

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