# SDR HEER20160325336

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2016
- Submitted: March 28, 2016
- Operation: General aviation
- Filed by: [PHI Aviation, LLC, repair station HEER617E](https://openairdocs.org/faa-repair-station/HEER617E/phi-aviation-llc.md) (OpenAirDocs)
- Aircraft: [N941PH](https://openairdocs.org/aircraft/N941PH), registered now
- Make and model: Skrsky S92A
- Aircraft serial: 920210
- Aircraft time: 1,933 hours
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Servo
- Part number: 9241015800114
- Part serial: B03300752
- Condition: Leaking
- Location: Hyd System
- Part time: 1,933 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEER20160325336

## Discrepancy

NR 2 HYD LEVEL LOW CAUTION LIGHT IN FLIGHT.  FOUND LT MAIN SERVO LEAKING AT PISTON SEAL.  REPLACED MAIN ROTOR SERVO.

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