# SDR IPXA2025060773271

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 2025
- Submitted: June 10, 2025
- Operation: Air carrier
- Aircraft: [N605UP](https://openairdocs.org/aircraft/N605UP), registered now
- Make and model: Boeing 747-8F
- Registry model: [Boeing 747-8F](https://openairdocs.org/model/boeing-747-8f) (OpenAirDocs)
- Aircraft serial: 64252
- Aircraft time: 29,032 hours, 4,311 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 20131A
- Part serial: 497330
- Condition: Inoperative
- Location: Zone 200
- 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/IPXA2025060773271

## Discrepancy

FOUND THE UPPER DECK AISLE EMERGENCY LIGHT INOP. (REPLACE).  .I.A.W AMM 33-51-04-900-803 REV.47 REPLACED THE EMERGENCY LIGHT BATTERY (M5169) AND PERFORMED UPPER DECK EMERGENCY LIGHT TEST, RESULT WAS SATISFACTORY. REVIEWED TASK PER GMM-MTX 09.05.01.09.

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