# SDR SWIA201128519

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2011
- Submitted: November 14, 2011
- Operation: Air carrier
- Aircraft: N427SW
- Make and model: Cndair CL6002B19
- Aircraft serial: 7497
- Aircraft time: 27,207 hours, 21,377 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hydraulic System
- Condition: Contaminated
- Location: Nr 3
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA201128519

## Discrepancy

ON TAKEOFF WHEN GEAR SELECTED UP BOTH 3 HYDRAULIC PUMPS WERE CYCLING ON AND OFF.  LANDING GEAR WAS SLOW TO RETRACT AND RECEIVED A GEAR DISAGREE MESSAGE.  (FLT 4456)  BLED A LARGE QUANTITY OF AIR IN SYSTEM HYDRAULIC SYSTEM 3.

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