# SDR TWAA0102101

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2001
- Submitted: February 2, 2001
- Operation: Air carrier
- Aircraft: [N979TW](https://openairdocs.org/aircraft/N979TW), registered now
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53629
- Aircraft time: 3,803 hours, 2,087 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 8039001
- Condition: Discharged
- Location: Cabin
- 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/TWAA0102101

## Discrepancy

AT THE FWD OVERWING EMERGENCY EXITS, THE LT AND RT EMERGENCY EXIT LIGHTS WERE INOPERATIVE.  REPLACED THE B5-103 POWER SUPPLY.  CHECK-C 11-8-00 STL.

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