# SDR CALA2026012813419

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2026
- Submitted: January 29, 2026
- Operation: Air carrier
- Aircraft: [N36272](https://openairdocs.org/aircraft/N36272), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31590
- Aircraft time: 75,583 hours, 27,173 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: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026012813419

## Discrepancy

EMERGENCY LIGHT AFT OF AFT EMERGENCY EXIT ON RT SIDE AND LIGHT AFT OF RT WING ON FUSALAGE. RELAMP EMERGENCY LIGHT OF AFT EMERGENCY EXIT ON RH SIDE AND LIGHT AFT OF RH WING TO FUSELAGE IAW AMM 33-51-03 NOT WORK AT THIS TIME. AFTER TROUBLESHOOTING PER WDM 33-51-14-2.1 FOUND EMERGENCY EXIT BATTERY PACK CHARGER AND BATTERY AT POSITION M1671 NOT WORKING PROPERLY, REMOVED AND REPLACED EMERGENCY EXIT BATTERY PACK ASSY IAW AMM 33-51-06. OPS CHECK GOOD.

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