# SDR CALA2013111800853

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 15, 2013
- Submitted: November 18, 2013
- Operation: Air carrier
- Aircraft: [N78013](https://openairdocs.org/aircraft/N78013), registered now
- Make and model: Boeing 777224
- Aircraft serial: 29861
- Aircraft time: 71,070 hours, 7,256 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: D71701100
- Part serial: 7729
- Condition: Failed
- 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/CALA2013111800853

## Discrepancy

B777-33-3-0022 CABIN L4 DOOR EMERGENCY LIGHT BATTERY M33407 CAPACITY CHECK FAILED.  L4 DOOR EMERGENCY LIGHT BATTERY M33407 REPLACED & CAPACITY CHECKED NORMAL IAW AMM 33-51-06.

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