# SDR C2XA02IA069

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2002
- Submitted: March 19, 2002
- Operation: Air carrier
- Aircraft: N15816
- 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: 105
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 3011151
- Part serial: 5561
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- How discovered: O
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA02IA069

## Discrepancy

IAH-  WHILE PERFORMING A LINE CHECK INSPECTION THE MECHANIC NOTED THAT THE EMERGENCY LIGHTING DID NOT ILLUMINATE DURING TESTING.  IAH-  MAINTENANCE REMOVED AND REPLACED THE (30WL POSITION) EMERGENCY BATTERY, PERFORMED A OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM, NO DEFECTS NOTED, AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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