# SDR YV3R2019071900147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2019
- Submitted: July 19, 2019
- Operation: General aviation
- Aircraft: VH-HA
- Make and model: Robsin R44
- Aircraft serial: 1676
- Aircraft time: 2,074 hours
- Engine: Lyc O540F1B5
- System (JASC): [6710 · Main Rotor Control](https://openairdocs.org/jasc/6710)
- Part: Servo
- Part number: D2121
- Part serial: 9684
- Condition: Leaking
- 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/YV3R2019071900147

## Discrepancy

CUSTOMER REPORTED HYDRAULIC SERVO P/N: D212-1 IS LEAKING FROM CONTROL VALVE SIDE PLATES.

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