# SDR YV3R2019031800049

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2019
- Submitted: March 18, 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: 9N-AL
- Make and model: Robsin R66
- Aircraft serial: 0855
- Aircraft time: 174 hours
- System (JASC): [6240 · Main Rotor Indicating System](https://openairdocs.org/jasc/6240)
- Part: Tachometer
- Part number: F7921
- Part serial: 0976
- Condition: Defective
- Location: Cockpit
- Part time: 174 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/YV3R2019031800049

## Discrepancy

AFTER BEING INSPECTED, TECHNICIAN FOUND NEEDLES WERE STICKING.

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