# SDR REXA2026012300022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2026
- Submitted: January 23, 2026
- Operation: Air carrier
- Aircraft: [N833SK](https://openairdocs.org/aircraft/N833SK), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15456
- Aircraft time: 12,321 hours, 11,897 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: AD20131A
- 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/REXA2026012300022

## Discrepancy

SEVERAL OVHD INTERIOR EMERGENCY LIGHTS ARE INOP.  DETERMINED THAT THE EMERGENCY LIGHT BATTERY SN:79574 HAS EXTREMELY LOW VOLTAGE. REPLACED BATTERY ASSY. PN:AD2013-1A WITH SN:20563; IAW CRJ-900 ESPM 20-00-02 AND AMM 33-51-17. OPS TEST GOOD IAW CRJ-900  AMM 33-51-00.

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