# SDR CA140224020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2014
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Robsin R44RAVENII
- Aircraft time: 1,491 hours
- Engine: Lyc IO540AE1A5
- System (JASC): [6730 · Rotorcraft Servo System](https://openairdocs.org/jasc/6730)
- Part: Servo
- Part number: D2121
- Condition: Leaking
- Location: Hydraulic Sys
- Part time: 1,711 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA140224020

## Discrepancy

(CAN) HYDRAULIC SERVO FOUND TO BE LEAKING FLUID FROM TOP SEAL.  HYDRAULIC SERVO SN: 12384, TSO 1711, ALSO FOUND TO BE LEAKING FROM TOP SEAL. BOTH SERVOS REPLACED.

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