# SDR UPS04443622

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 28, 2004
- Submitted: January 3, 2005
- Operation: Air carrier
- Aircraft: N520UP
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 21943
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Exit
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS04443622

## Discrepancy

INSPECTION TYPE:N/A, EMERGENCY EXIT SIGN ABOVE UPPER DECK EMERGENCY EXIT DOOR INOP.  REMOVED AND REPLACED BATTERY PACK (M312), OPS CHECK GOOD, MM 33-51-04.

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