# SDR CALA2024121303064

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2024
- Submitted: December 13, 2024
- Operation: Air carrier
- Aircraft: [N2737U](https://openairdocs.org/aircraft/N2737U), registered now
- Make and model: Boeing 777-300ER
- Registry model: [Boeing 777-300ER](https://openairdocs.org/model/boeing-777-300er) (OpenAirDocs)
- Aircraft serial: 62647
- Aircraft time: 32,352 hours, 3,510 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Battery Pack
- Part number: D71702001
- Condition: Discharged
- Location: Zone 800
- 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/CALA2024121303064

## Discrepancy

L4 DOOR EMERERGENCY POWER BATTERY CAPACITY LOW.  L4 DOOR EMERGENCY POWER SUPPLY ASSY REPLACED AND TESTED NORMAL IAW AMM33-51-06.

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