# SDR 2003FA0000287

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 2003
- Submitted: March 14, 2003
- Operation: General aviation
- Aircraft: [N203KS](https://openairdocs.org/aircraft/N203KS), registered now
- Make and model: Cessna 172S
- Registry model: [Cessna 172S](https://openairdocs.org/model/cessna-172s) (OpenAirDocs)
- Aircraft serial: 172S8856
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Contactor
- Part number: X610007
- Part serial: OED8824V
- Condition: Failed
- Location: Alternator
- Part time: 30 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003FA0000287

## Discrepancy

CONTACTOR FAILS DURING USE, DUE TO IT BEING A CONTINUOUS DUTY RELAY, WAS INTERMITTENT PRIOR TO FAILURE.  (THIS IS FOR THE ALTERNATOR OUTPUT TO THE AIRCRAFT BATTERY BUSS.)

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