What was found
DID NOT RECEIVE AN UP & LOCKED INDICATION ON THE RIGHT MAIN GEAR AFTER T/O ON BOTH PRIMARY & SECONDARY DISPLAY. RAN THE CHECKLIST,CYCLED THE GEAR,GOOD DOWN AND LOCKED,NEGATIVE RIGHT MAIN UP AND LOCKED. FELT A SLIGHT VIBRATION AT 16K,230KTS WITH GEAR HANDLE UP. LANDING UNEVENTFUL. REMOVED RH MLG DOOR LINK. FOUND BOLT SIEZED INTO FLOAT BUSHING. AFTER REMOVAL CLEANED ENTIRE AREA. HAT BUSHINGS FOUND SERVICEABLE. REPLACED THE BOLT AND FLOAT BUSHING AND REINSTALLED RH MLG DOOR LINK. SPRING PRESSURE NOW PULLS DOOR UPLOCK LINK FIRMLY BACK EVERY TIME. IAW AMM 32-34-05-4. ALSO IAW TSI 32-60/7388, CHANGED RT GEAR DOOR UPLOCK SENSOR D1-80. IAW 32-61-15-4. PERFORMED GAP CHECKS OF LINK AND BRACKET ASSEMBLY IAW AMM 32-34-05-5. ALL GAP CHECKED GOOD.