# SDR DXTA2015071306043

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2015
- Submitted: July 13, 2015
- Operation: Air carrier
- Aircraft: [N930QS](https://openairdocs.org/aircraft/N930QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500130
- Aircraft time: 13,417 hours, 8,211 cycles
- Engine: Rroyce AE3007C1
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Generator
- Part number: 99144354
- Part serial: 075
- Condition: Failed
- Location: Ac
- Stage of operation: TX
- How discovered: O
- Nature of condition: J, A, B
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2015071306043

## Discrepancy

AFTER NR 1 ENGINE START, A RECEIVED WINDSHIELD HEAT INOP LT CAS MESSAGE.   RAMP PERSONNEL SIGNALED TO SHUTDOWN.   NOTICE LARGE AMOUNTS OF SMOKE FROM ENGINE.  EVIDENCE OF A FIRE CAN BE SEEN INSIDE OF COWLING.  FOUND BURNS ON INSIDE OF ALTERNATOR EXHAUST ON LOWER COWL & ON EXHAUST DUCT SEAL & BURNED ELECTRICAL ODOR.   NOTICED MELTED COPPER ON GROUND.  REMOVED AC GENERATOR & INSTALLED A REPAIRED UNIT IAW MM 24-20-01.  REMOVED AC GENERATOR POWER CONTROL UNIT & INSTALLED AN INSPECTED UNIT IAW MM 24-20-01.  OPS BOTH ENGINES & AC GENERATOR SYSTEMS.  OPS  AND LEAK CHECKED NORMAL.

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