# SDR REXA2017030800330

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2017
- Submitted: March 10, 2017
- Operation: Air carrier
- Aircraft: N8918B
- Make and model: Cndair CL6002B19
- Aircraft serial: 7918
- Aircraft time: 24,543 hours, 22,047 cycles
- System (JASC): [3231 · Landing Gear Door Retract Section](https://openairdocs.org/jasc/3231)
- Part: Selector Valve
- Part number: 601R751461
- Part serial: 0479T
- Condition: Inoperative
- Location: Nlg
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/REXA2017030800330

## Discrepancy

NOSE GEAR DOORS OPEN ON THEIR OWN AFTER HYDRAULICS ARE TURNED OFF.  REMOVED AND REPLACED THE NLG CHECK VALVE IAW AMM 32-22-25.  OPS AND LEAK CHECKED GOOD. REMOVED AND REPLACED NLG DOOR SELECTOR VALVE IAW AMM 32-22-20.  OPS AND LEAK CHECKED GOOD.

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