# SDR CA130820003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2013
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Robsin R44
- Aircraft time: 5,822 hours
- Engine: Lyc O540F1B5
- System (JASC): [2916 · Hydraulic Reservoir, Main](https://openairdocs.org/jasc/2916)
- Part: Valve
- Part number: D2111
- Condition: Sticking
- Location: Reservoir
- Part time: 1,359 hours
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA130820003

## Discrepancy

(CAN) HYDRAULICS FOUND UNSERVICEABLE ON START UP.  HYDRAULIC RESERVOIR REPLACED DUE TO SHUTTLE VALVE STICKING.

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