# SDR CALA2012022000110

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 20, 2012
- Submitted: February 20, 2012
- Operation: Air carrier
- Aircraft: [N18112](https://openairdocs.org/aircraft/N18112), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27302
- Aircraft time: 65,836 hours, 16,852 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: AD20131A
- Condition: Failed
- Location: Emergency Lights
- 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/CALA2012022000110

## Discrepancy

DURING NR 2 SV CHECK,  FOUND RIGHT EMERGENCY LIGHTS INOPERATIVE, UPPER LEVEL FROM ROWS 32-40.  REMOVED & REPLACED BATTERY PACK M736 IN AFT GALLEY.  LIGHTS WORK NORMALLY IAW MM 33-51-07-902-001.

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