# SDR C2XA01IA274

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 21, 2001
- Submitted: June 25, 2001
- Operation: Air carrier
- Aircraft: N19812
- 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: 099
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: AD3127
- Part serial: 24563
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA01IA274

## Discrepancy

IAH-  MAINTENANCE,WHILE PERFORMING A LINE CHECK MAINTENANCE NOTED THAT THE CABIN EMERGENCY FLOOR LIGHTS FAILED TO ILLUMINATE DURING TEST,  IAH- MAINTENANCE REMOVED AND REPLACED THE LEFT HAND FORWARD POWER SUPPLY NUMBER 1, PERFORMED A OPERATIONAL CHECK, NO DEFECTS NOTED, AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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