# SDR C2XA97BT038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 21, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N15818
- Make and model: Aerosp ATR 42-320
- Registry model: [Aerosp ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320) (OpenAirDocs)
- Aircraft serial: 153
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 3011180
- Condition: Inoperative
- Location: Cabin
- Stage of operation: IN
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA97BT038

## Discrepancy

BTV - DURING 2A INSPECTION, EMERGENCY FLOOR LIGHTS ON ROWS 1, 2 AND 4 WERE INOPERATIVE WHEN EMERGENCY LIGHT SWITCH TURNED ON AND BREAKER PULLED.  REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT.  OPERATIONALLY CHECKED SYSTEM GOOD.  (M)

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