# SDR CA130806006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 2, 2013
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Bell 206B-3
- Registry model: [Bell 206B-3](https://openairdocs.org/model/bell-helicopter-textron-206b-3) (OpenAirDocs)
- Aircraft time: 17,515 hours
- Engine: Allsn 250C20B
- System (JASC): [6300 · Main Rotor Drive System](https://openairdocs.org/jasc/6300)
- Part: Drive Shaft
- Part number: 206040015
- Condition: Overheated
- Stage of operation: NR
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA130806006

## Discrepancy

(CAN) FOUND BLACKENED, INDICATING OVER-HEAT, YELLOW AND RED TEMP-PLATES ON FWD COUPLING OF MAIN DRIVESHAFT DURING A "TURN-AROUND" CHECK.  SHAFT REMOVED, INSPECTED, RE-GREASED, NEW TEMPLATES INSTALLED AND SHAFT RE-INSTALLED.  COUPLING OVER-HEATED AGAIN AFTER 1.6 HRS OF OPERATION.  SHAFT REMOVED, INSPECTED, RE-GREASED, NEW TEMPLATES INSTALLED.  ENGINE REMOVED, RE-SHIMMED IAW DATA FROM LAST AIRFRAME REPAIR JIG, DATA, OCTOBER 1997.  ENGINE AND MAIN DRIVESHAFT RE-INSTALLED.

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