SDR SWIA201230171

Service difficulty report · Priority Valve · Cndair CL6002B19

Difficulty date: March 22, 2012
Submitted: March 28, 2012
Operation: Air carrier
Aircraft: N457SW
Make and model: Cndair CL6002B19
Aircraft serial: 7773
Aircraft time: 22,637 hours, 17,998 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Priority Valve
Condition: Failed
Location: Rt Mlg
Stage of operation: AP
How discovered: O
Nature of condition: O
Precautionary procedure: K

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

What was found

WHEN GEAR HANDLE WAS SELECTED DOWN, THE RIGHT MAIN GEAR DID NOT INDICATE DOWN AND LOCKED. CYCLED THE GEAR HANDLE 2 TIMES, THE GEAR CAME DOWN AND INDICATED IT WAS LOCKED. (FLT 4710) REPLACED MLG PRIORITY VALVE, RAN AROUND BY PASS VALVE, RIGHT SIDE STAY ACTUATOR, RIGHT UPLOCK, MLG SELECTOR VALVE, AND RIGHT UPLOCK ROLLER.