# SDR SWIA201642095

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 2016
- Submitted: April 29, 2016
- Operation: Air carrier
- Aircraft: [N606SK](https://openairdocs.org/aircraft/N606SK), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10250
- Aircraft time: 25,339 hours, 18,154 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O-Ring
- Condition: Failed
- Location: Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA201642095

## Discrepancy

HYD 3 LOW PRESSURE CAUTION MESSAGE DURING CRUISE.  RAN QRH AND MESSAGE STAYED ON.  MANUALLY EXTENDED GEAR. DIVERTED.  DECLARED EMERGENCY.  REPLACED O-RING SEALS ON HYD SYS NR 3 PRESSURE MANIFOLD ASSY IMPENDING BYPASS INDICATOR WITH SERVICEABLE UNITS IAW CMM.  OPS AND LEAK CHECKS OK.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.