# SDR TRBA201129801

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2011
- Submitted: October 25, 2011
- Operation: Air carrier
- Aircraft: N342AT
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 345
- Aircraft time: 36,189 hours, 35,885 cycles
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Battery
- Condition: Failed
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TRBA201129801

## Discrepancy

AFTER ENGINE NR 2 START, THE EMERGENCY BATTERY FAULTED.  REPLACED EMERGENCY BATTERY IAW EX -243185-RAI-10020-002. OPS CHECK OK.

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