# SDR COMA0760398

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2007
- Submitted: May 29, 2007
- Operation: Air carrier
- Aircraft: [N804CA](https://openairdocs.org/aircraft/N804CA), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7352
- Aircraft time: 19,383 hours, 16,394 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Selector Valve
- Part number: 750006000
- Part serial: 0028
- Condition: Failed
- Location: Mlg
- Part time: 18,922 hours, 16,210 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/COMA0760398

## Discrepancy

FLIGHT 5555 - GEAR DISAGREE MESSAGE, MAIN GEAR UP NOSE GEAR STILL HAS MARKS AND NOSE GEAR SOUNDED DOWN.  AIRCRAFT RETURNED TO GSO AND LANDED SAFELY.  REMOVED AND REPLACED NLG SELECTOR VALVE.

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