# SDR YV3R2019092000190

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 14, 2019
- Submitted: September 20, 2019
- Operation: General aviation
- Filed by: [Robinson Helicopter Company Inc, repair station YV3R012M](https://openairdocs.org/faa-repair-station/YV3R012M/robinson-helicopter-company-inc.md) (OpenAirDocs)
- Aircraft: C-GFL
- Make and model: Robsin R44
- Aircraft serial: 2517
- Aircraft time: 137 hours
- Engine: Lyc O540F1B5
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Controller
- Part number: D2781
- Part serial: 3073
- Condition: Unserviceable
- Part time: 137 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YV3R2019092000190

## Discrepancy

CUSTOMER REPORTED CONTROLLER ASSEMBLY D278-1 IS UNSERVICEABLE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.