# SDR HNAA2018072300164

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2018
- Submitted: July 23, 2018
- Operation: Air carrier
- Aircraft: [N639AE](https://openairdocs.org/aircraft/N639AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145182
- Aircraft time: 43,696 hours, 39,710 cycles
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Battery
- Condition: Thermal Runaway
- Location: Main
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2018072300164

## Discrepancy

BATTERY 1 OVER TEMP CONTINUED THERMAL RUNAWAY. BATTERY REACHED 82 DEGREES C BEFORE ARFF DISCONNECTED IT. NO FIRE OR IGNITION NOTED. R&R BATTERY ONE AND TWO IAW AMM24-36-01. OPS CK GOOD OK FOR SERVICE.

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