# SDR SWIA2019032145617

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 11, 2019
- Submitted: March 21, 2019
- Operation: Air carrier
- Aircraft: [N454SW](https://openairdocs.org/aircraft/N454SW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7749
- Aircraft time: 35,553 hours, 31,232 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Priority Valve
- Part number: 46193
- Part serial: 14748
- Condition: Failed
- Location: Mlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA2019032145617

## Discrepancy

GEAR DISAGREE WARNING MESSAGE AFTER TAKEOFF. NOSE GEAR DID NOT RETRACT. RAN QRH PROCEDURE. EXTENDED GEAR AND RETURNED TO FIELD. (FLT#3628) FO: 03/11/2019 CLOSED REMOVED AND REPLACED MLG PRIORITY VALVE P/N 4619-3 S/N 14748 IAW AMM. REMOVED AND REPLACED MLG SLECTOR VALVE P/N 750005000 S/N 0263T. PERFORMED GEAR EXTENSION/RETRACTION AND LEAK CHECK OF MLG PRIORITY VALVE AND MLG SELECTOR VALV IAW AMM. OPS CHECK GOOD NO LEAKS NOTED.

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