# SDR CALA2023050901433

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 2023
- Submitted: May 10, 2023
- Operation: Air carrier
- Aircraft: [N2243U](https://openairdocs.org/aircraft/N2243U), registered now
- Make and model: Boeing 777-300ER
- Registry model: [Boeing 777-300ER](https://openairdocs.org/model/boeing-777-300er) (OpenAirDocs)
- Aircraft serial: 63723
- Aircraft time: 24,500 hours, 2,723 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100
- Part serial: 155992
- Condition: No Test
- Location: Door 4r
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023050901433

## Discrepancy

B777-33-3-7019 B2 INT: DOOR 4 RIGHT (M33401) EMERGENCY LIGHT BAT TERY FAILED OPERATIONAL AND BITE TEST. P/N OFF: D717-01-100 S/N OFF: 155992 REPLACED DOOR 4 RIGHT EMERGENCY LIGHT BATTERY PACK M33401 AND IN WORK ACCOMPLISHED BY V943538 STALLATION TEST PASSED AS PER AMM 33-51-06. P/N ON: D717-01-100 S/N ON: 510402

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