# SDR RAIA00111011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 2001
- Submitted: November 17, 2001
- Operation: Air carrier
- Aircraft: N423TE
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 119
- Aircraft time: 28,860 hours, 29,945 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: AD3127
- Part serial: 16703
- Condition: Discharged
- Part time: 5,134 hours, 5,290 cycles
- 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/RAIA00111011

## Discrepancy

MX-STL- FLOOR EMERGENCY EXIT LIGHTS WILL NOT TEST. MAINTENANCE REMOVED AND REPLACED #1 EMERGENCY LIGHT BATTERY

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