# SDR CALA2020092601143

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2020
- Submitted: October 5, 2020
- Operation: Air carrier
- Aircraft: [N78009](https://openairdocs.org/aircraft/N78009), registered now
- Make and model: Boeing 777224
- Aircraft serial: 29479
- Aircraft time: 105,129 hours, 10,329 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: AD71701100
- Part serial: 231390
- Condition: Discharged
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2020092601143

## Discrepancy

EMERGENCY BATTERY PACK PN AD-D717-01-100 FOUND INOPERABLE AT R3.  REPLACED EMERGENCY BATTERY PACK, IAW AMM 33-51-06-960-803 AT R3 DOOR.  OPS CHECK GOOD.

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