What was found
ON FLIGHT 3716 THE CREW REPORTED THAT UPON SELECTION OF GEAR UP THERE WAS NO MOVEMENT OF ANY OF THE GEAR. COUPLE OF SECONDS LATER MW GEAR DISAGREE WARNING MESSAGE POSTS ALONG WITH A PROXIMITY SYSTEM 1 STATUS MESSAGE CYCLED GEAR HANDLE IAW ABNORMALS PROCEDURE WITH NO SUCCESS OF GEAR RETRACTION. THE AIRCRAFT WAS REMOVED FROM SERVICE. ADJUSTED PX37 WOULD NOT STAY IN RIGGED POSITION. REMOVED AND REPLACED STEERING COLLAR, TORQUE TUBE ASSEMBLY, AND LOWER STEERING PLATE ASSEMBLY PART NUMBER: 521093 S/N: NSN502 IAW GOODRICH CMM 32-21-06. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETUNRED TO SERVICE.