What was found
(CAN) LANDING GEARS DID NOT RETRACT AFTER TAKE- OFF. AIRCRAFT RETURNED TO DEPARTURE AIRPORT. NWCENT FAULT INDICATION FOUND BY MAINTENANCE. NLG STEERING FEEDBACK COVER ASSEMBLY REMOVED IAW AMM 31-51-36, NOSE WHEEL STEERING (NWS) RVDT SPUR GEAR COLLARS INSPECTED AND FOUND SERVICEABLE. FOUND LT RVDT SPUR GEAR LOOSE ON RVDT SHAFT. DEFECT RECTIFIED (SPUR GEAR REPLACED) AND COVER ASSEMBLY REASSEMBLED IAW AMM 32-51-36. NWS RVDT RIGGED IAW AMM 32-51-00 AND OPERATIONAL CHECK CARRIED OUT IAW AMM 32-51-00.