# SDR AU000135

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2000
- Submitted: June 23, 2000
- Operation: General aviation
- Make and model: Snias AS350B
- Engine: Tmeca ARRIEL1A
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Control Box
- Part number: 0177555170
- Condition: Failed
- Location: Engine Rpm Indic
- Component: Engine Rpm Indic, Tmeca
- Stage of operation: DE
- How discovered: O
- Nature of condition: E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU000135

## Discrepancy

(AUS) ENGINE TACHOMETRIC BOX FAILED. SUSPECT CAUSED BY INTERNAL COMPONENT FAILURE.

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