# SDR MASA200400078

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 2004
- Submitted: February 20, 2004
- Operation: Air carrier
- Aircraft: N854MJ
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145490
- Aircraft time: 3,995 hours, 3,544 cycles
- Engine: Allsn AE3007A
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Discharged
- Location: Emergency Light
- 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/MASA200400078

## Discrepancy

CREW WROTE-UP THE EMERGENCY EXIT LIGHT BATTERIES HAD LOW VOLTAGE.  MECHANIC PERFORMED AN OP CHECK OF THE SYSTEM.   MECHANIC COULD NOT DUPLICATE.   NO PARTS USED.

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