# SDR CA070927002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2007
- Submitted: October 24, 2007
- Operation: General aviation
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft time: 36,017 hours
- Engine: Pwa PW120
- Propeller: Hamstd 14SF5
- System (JASC): [2434 · DC Generator-Alternator](https://openairdocs.org/jasc/2434)
- Part: Gcu
- Condition: Failed
- Location: Nr 2 Generator
- Component: Generator
- Component part number: 10200311
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA070927002

## Discrepancy

(CAN) AFTER DEPARTURE, THE CREW OBSERVED A NR 2 DC GENERATOR TRIP. THE AIRCRAFT RETURNED TO POINT OF DEPARTURE AND LANDED WITHOUT FURTHER DIFFICULTY. MAINTENANCE REPLACED THE NR 2 GENERATOR CONTROL UNIT AND THE AIRCRAFT WAS RETURNED TO SERVICE AFTER SATISFACTORY GROUND RUN. (TC NR 20070927002)

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