# SDR IPXA2024090408239

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 4, 2024
- Submitted: September 4, 2024
- Operation: Air carrier
- Aircraft: [N274UP](https://openairdocs.org/aircraft/N274UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48575
- Aircraft time: 77,421 hours, 16,948 cycles
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Power Unit
- Condition: No Test
- Location: Emergency
- 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/IPXA2024090408239

## Discrepancy

ON F/O PREFLIGHT LVL 1 EMER POWER TEST FAIL. WITH L EMER AC OFF LIGHT ILL. '' L EMER AC". PER FIM 24-24-01-00 PERFORMED EMERG POWER TEST. ALL TESTS PASSED. NO DEFECTS NOTED AT THIS TIME. BATT VOLTAGE NORMAL. ELEC SYSTEM CHECKS GOOD.

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