# SDR DALA2019120206969

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 2019
- Submitted: December 2, 2019
- Operation: Air carrier
- Aircraft: [N717JL](https://openairdocs.org/aircraft/N717JL), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55042
- Aircraft time: 47,232 hours, 31,207 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Failed
- Location: Emergency Light
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2019120206969

## Discrepancy

WHILE PERFORMING WC #3351-2001, MAINTENANCE FOUND ONE EMERGENCY LIGHT BATTERY TO BE BAD FROM STOCK. INSTALLED ORIGINAL EMERGENCY LIGHT BATTERY (B5-227) IAW B717 AMM 33-51. DEFERRED FOR 40 FLIGHT HOURS. 28NOV19 DTW - THE EMERGENCY LIGHT BATTERY PACK (B5-227) WAS REPLACED PER WC #3351-2001. OPERATIONAL CHECK WAS GOOD. (LP #6404530)

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