# SDR MALA020564

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 2002
- Submitted: September 18, 2002
- Operation: Air carrier
- Aircraft: N114XJ
- Make and model: Saab SF340A
- Registry model: [Saab SF340A](https://openairdocs.org/model/saab-scania-sf340a) (OpenAirDocs)
- Aircraft serial: 340A114
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Switch
- Part number: MS274061
- Condition: Failed
- Location: Cockpit
- Stage of operation: NR
- 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/MALA020564

## Discrepancy

ON FLIGHT 3196 EMERGENCY LIGHTS UNARMED LIGHT DID NOT ILLUMINATE WHEN EMERGENCY LIGHT TURNED OFF.  MAINTENANCE CHECKED LAMPS, FOUND OK.  REMOVED AND REINSTALLED THE WEU IAW SAABY MM 31-50-05-4.  NO VISIBLE DEFECTS NOTED.  A/C HAS BEEN INSPECTED AND FOUND SAFE FOR THE INTENDED FERRY FLIGHT FROM INL TO MSP.  MAINTENANCE REMOVED AND REPLACED EMERGENCY LIGHTS SWITCH IN THE COCKPIT.  ALL CHECKS GOOD.

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