# SDR IPXA2018081092624

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2018
- Submitted: August 13, 2018
- Operation: Air carrier
- Aircraft: [N250UP](https://openairdocs.org/aircraft/N250UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48745
- Aircraft time: 57,213 hours, 12,317 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L, J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2018081092624

## Discrepancy

EMERGENCY LIGHT BATTERY PACK 1 LOW, LIGHT ILLUMINATED WHILE PERFORMING AN EMERGENCY LIGHT TEST.   FAULT ISOLATION PROCEDURE 33-51-02-00, FIG 104. BL.1.2 AND 6.  INSTALLED SERVICEABLE EMERGENCY LIGHTING BATTERY POWER SUPPLY IAW AMM 33-51-01-4.

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