# SDR DL738041092

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2004
- Submitted: December 16, 2004
- Operation: Air carrier
- Aircraft: [N3749D](https://openairdocs.org/aircraft/N3749D), registered now
- Make and model: Boeing 737832
- Aircraft serial: 30490
- Aircraft time: 10,610 hours, 4,742 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Part number: D71701100
- Part serial: 15818
- Condition: Blown
- Location: Battery Charger
- 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/DL738041092

## Discrepancy

ON L/O FOUND EMERGENCY LIGHTS AT SEAT ROW 22D AFT INOP.  SWAPPED BATTERY PACK, NO HELP.  FOUND AFT RT POWER SUPPLY BAD.  REMOVED POWER SUPPLY AND BATTERY PACK.  BATTERY CHARGER HAS A BAD FUSE.  REPLACED FUSE REF M/M.  REPLACED BATTERY AND REINSTALLED CHARGER.  TEST GOOD.

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