# SDR CALA2022101202769

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2022
- Submitted: October 12, 2022
- Operation: Air carrier
- Aircraft: [N78017](https://openairdocs.org/aircraft/N78017), registered now
- Make and model: Boeing 777224
- Aircraft serial: 31679
- Aircraft time: 96,459 hours, 9,688 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: NA
- Condition: Failed
- Location: L/H Dr3
- Component: None
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2022101202769

## Discrepancy

L/H DR3 EMER PWR SUPPLY BATT M33400 CAPACITY CHK FAIL. TRANSFER REF NR HX WO.1120627 AND ORIGINATED BY EMP NO.V920591. L/H DR3 EMER PWR SUPPLY BATT M33400 REPLACED & INSTALLATION TEST OKAY IAW AMM 33-51-06. IDT INSPECTED BY HX136003.

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