# SDR AALA20180406008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2018
- Submitted: April 11, 2018
- Operation: Air carrier
- Aircraft: [N970TW](https://openairdocs.org/aircraft/N970TW), registered now
- Make and model: Doug MD 83
- Registry model: [Doug MD 83](https://openairdocs.org/model/mcdonnell-douglas-md-83) (OpenAirDocs)
- Aircraft serial: 53620
- Aircraft time: 50,323 hours, 25,120 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Csd
- Condition: Inoperative
- Location: Lt Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: H
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20180406008

## Discrepancy

FLIGHT RETURNED TO DEPARTURE, DUE TO A GENERATOR FAIL INDICATION. EMERGENCY DECLARED AND AIRCRAFT LANDED WITHOUT INCIDENT.  AIRCRAFT WAS GROUNDED.  REPLACED THE LEFT ENGINE CONSTANT SPEED DRIVE, LEAK AND OPS CHECKED GOOD IAW AMM 24-10-01.

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