# SDR ASOA201200519

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2012
- Submitted: February 22, 2012
- Operation: Air carrier
- Aircraft: [N137EV](https://openairdocs.org/aircraft/N137EV), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15227
- Aircraft time: 7,766 hours, 5,095 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131ASMI
- Part serial: 6746
- Condition: Malfunctioned
- Location: Emergency Light
- 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/ASOA201200519

## Discrepancy

WHEN POWER IS TURNED OFF AND EMERGENCY LIGHTS ARE OFF SOME AFT CABIN EMERGENCY LIGHTS REMAIN ON.  REPLACED EPSU BATTERY PACK NR 4 IAW AMM 33-51-017 AND IAW AIPC 33-51-17-01.  (SDR CLOSED)

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