# SDR O842011F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2011
- Submitted: August 19, 2011
- Operation: Air carrier
- Aircraft: N830SF
- Make and model: Bell 230
- Registry model: [Bell 230](https://openairdocs.org/model/bell-230) (OpenAirDocs)
- Aircraft serial: 23017
- Engine: Allsn 250C30G2
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Valve
- Part number: 23007825
- Part serial: 2520
- Condition: Bypassing
- Location: Nr 1 Overspeed
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/O842011F00000

## Discrepancy

NR 1 ENGINE WAS LOW.  TROUBLESHOT AND FOUND NR 1 OVERSPEED VALVE BYPASSING AIR.  PART HAD BEEN INSTALLED FOR 115.4 HRS SINCE O/H.

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