# SDR 29GA2018022600001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2018
- Submitted: February 26, 2018
- Operation: Air carrier
- Aircraft: N334AG
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B434
- Aircraft time: 37,315 hours, 41,568 cycles
- Engine: Ge CT79B
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 330151
- Part serial: 2056
- Condition: Failed
- Location: Emergency Lights
- 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/29GA2018022600001

## Discrepancy

WITH POWER OFF AND EMERGENCY LIGHTS ARMED, EMERGENCY LIGHTS ALL NOT ON.  LEFT SIDE FLOOR.  R & R EMERGENCY LIGHTING POWER SUPPLY 20LN IAW AMM 33-50-10-04-1.

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