# SDR CALA2014041790859

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2014
- Submitted: April 17, 2014
- Operation: Air carrier
- Aircraft: [N120UA](https://openairdocs.org/aircraft/N120UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 29166
- Aircraft time: 61,340 hours, 7,076 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Discharged
- Location: Cabin
- 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/CALA2014041790859

## Discrepancy

EEL SLIDE LIGHTS OUT, LT SIDE, LOWER 2 LIGHTS.  REPLACED BATTERY PACK IAW MM33-51-00-032-001, MM33-51-00-432-006 & MM33-51-04-902-001.  OPERATIONS CHECKED GOOD IAW PARAGRAPH D OF MM33-51-902-001.

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