# SDR 2000ZZZM249

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N508DC
- Make and model: Doug DC-8-51
- Registry model: [Doug DC-8-51](https://openairdocs.org/model/douglas-dc-8-51) (OpenAirDocs)
- Aircraft serial: 45935
- System (JASC): [3310 · Flight Compartment Lighting](https://openairdocs.org/jasc/3310)
- Part: Ballast
- Part number: BA170
- Condition: Failed
- Location: Cockpit
- Stage of operation: TX
- Nature of condition: B
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2000ZZZM249

## Discrepancy

DURING TAXI NOTICED THAT SMOKE STARTED COMING OUT FROM THE FLIGHT ENGINEER QUADRANT.  COMPLETE PHASE ONE SMOKE SOURCE IDENTIFICATION AND REMOVED AND REPLACED BALLAST TRANSFORMER.  OPERATION CHECK NORMAL. (M)

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