# SDR CA000906004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 23, 2000
- Submitted: January 19, 2001
- Operation: Air carrier
- Make and model: Bell 206B
- Registry model: [Bell 206B](https://openairdocs.org/model/bell-206b) (OpenAirDocs)
- Aircraft time: 12,385 hours, 6,364 cycles
- Engine: Allsn 250C20B
- System (JASC): [7310 · Engine Fuel Distribution](https://openairdocs.org/jasc/7310)
- Part: Valve
- Part number: 6876557
- Condition: Worn
- Location: Fuel System
- Component: Valve, Allsn, 250C20B
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA000906004

## Discrepancy

(CAN) THE HELICOPTER EXHIBITED OCCASIONAL OSCILLATIONSIN TORQUE, N1 & TOT. AFTER EXTENSIVE TROUBLESHOOTING AN OVERHAULED DOUBLE CHECK VALVE WAS INSTALLED AND PROBLEM WAS RECTIFIED.VALVE ASSEMBLY SENT TO STANDARD AERO LTD IN WINNIPEG AS CORE EXCHANGE FOR OVERHAULED UNIT RECEIVED.

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