SDR A6WA2017071145094

Service difficulty report · Selector Valve · Cndair CL6002B19

Difficulty date: July 6, 2017
Submitted: July 12, 2017
Operation: Air carrier
Aircraft: N439AW
Make and model: Cndair CL6002B19
Aircraft serial: 7753
Aircraft time: 34,499 hours, 33,895 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Selector Valve
Condition: Inoperative
Location: Nlg
Stage of operation: DE
How discovered: O
Nature of condition: J
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ON GEAR DOWN SELECTED, RECEIVED NOSE DOOR OPEN WARNING MESSAGE. MESSAGE DID NOT EXTINGUISH. AND GEAR DOORS FOUND OPEN AFTER LANDING. REMOVED AND REPLACED NLG DOOR SELECTOR VALVE IAW AMM 32-22-20. NLG OPS CHECKED GOOD AND LEAK CHECKED GOOD