# SDR 0102126641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2001
- Submitted: June 22, 2001
- Operation: Air carrier
- Aircraft: N641W
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 21941
- Aircraft time: 74,294 hours, 16,176 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 6104781
- Condition: Inoperative
- Location: Upper Deck
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/0102126641

## Discrepancy

DURING LINE CHECK, FOUND UPPER DECK EMERGENCY ESCAPE PATH LIGHTING INOPERATIVE.    REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL.

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