# SDR ASOA201712054064

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 5, 2017
- Submitted: December 7, 2017
- Operation: Air carrier
- Aircraft: [N13989](https://openairdocs.org/aircraft/N13989), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145271
- Aircraft time: 41,742 hours, 32,125 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Part serial: 99585
- Condition: Weak
- Location: Emergency Lights
- Part time: 27,934 hours, 17,943 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASOA201712054064

## Discrepancy

IAH- DURING MAINTENANCE INSPECTION THE EMERGENCY LIGHT BATTERY PACKS AT LOCATIONS 3 & 4 WERE FOUND TO BE NOT HOLDING A CHANRGE. MAINTENANCE REMOVED AND REPLACED THE AFFECTED BATTERY PACKS, OPERATIONALLY TESTED WITH NO DEFECTS AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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