# SDR C2XA07ON021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2007
- Submitted: September 10, 2007
- Operation: Air carrier
- Aircraft: N19554
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145587
- Aircraft time: 12,882 hours, 10,098 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Connector
- Part number: M8372375R1624N
- Condition: Unsecure
- Location: Cabin
- Component: Battery Charger
- Component part number: 110049
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA07ON021

## Discrepancy

FLT 524 - MCI TO RDU - DURING PREFLIGHT CK, FLIGHT CREW DISCOVERED THE EMERGENCY LIGHTS WILL NOT SHUT OFF.  MX PERSONNEL INSPECTED AND FOUND CONNECTOR ON NR 3 EMERGENCY BATTERY NOT PROPERLY SECURED.  MX PERSONNEL RESECURED AND OPERATIONALLY CHECK EMERGENCY LIGHTING SYS AGAIN AND ALL CHECKED GOOD.  AIRCRAFT WAS RELEASED TO RETURN FOR SERVICE IN AIRWORTHY CONDITIONS.

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