# SDR CHI2001F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 9, 2001
- Submitted: July 5, 2001
- Operation: Air carrier
- Aircraft: [N245CH](https://openairdocs.org/aircraft/N245CH), registered now
- Make and model: Boeing 234
- Registry model: [Boeing 234](https://openairdocs.org/model/boeing-vertol-234) (OpenAirDocs)
- Aircraft serial: MJ022
- Aircraft time: 12,925 hours
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Connector
- Condition: Damaged
- Location: N2 Actuator
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CHI2001F00000

## Discrepancy

DURING A CLIMB, CRUISE SITUATION, THE NR 1 ENGINE N2 SYSTEM, BEGAN TO OSCILLATE TOWARDS THE HIGH SIDE.  THE NR 1 ENGINE WAS BROUGHT BACK TO GROUND POSITION AND THE HELICOPTER WAS RETURNED TO THE SERVICE LANDING.  TROUBLESHOOTING FOUND A FAULTY CANNON PLUG ATTACHED TO THE NR 1 N2 ACTUATOR.  THE CANNON PLUG WAS REPLACED.  OPERATIONALLY CHECKED GOOD AND THE HELICOPTER WAS RETURNED TO SERVICE.

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