# SDR COMA0860104

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 2, 2008
- Submitted: February 13, 2008
- Operation: Air carrier
- Aircraft: N720SW
- Make and model: Cndair CL6002B19
- Aircraft serial: 7297
- Aircraft time: 21,429 hours, 18,165 cycles
- System (JASC): [3234 · Landing Gear Selector](https://openairdocs.org/jasc/3234)
- Part: Selector Valve
- Part number: 750006000
- Part serial: 0519
- Condition: Faulty
- Location: Nlg
- Part time: 21,430 hours, 18,166 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COMA0860104

## Discrepancy

FLIGHT 4957 - AFTER SELECTING GEAR DISAGREE AND DOOR DISAGREE MESSAGES WITH MAIN GEAR UP, NOSE DOWN.  REPLACED NOSE GEAR SELECTOR VALVE.  NO FURTHER DEFECTS.


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