What was found
AFTER TAKEOFF, RAISED LANDING GEAR; RT MAIN INDICATED UNSAFE (RED) ON FWD PANEL AND SYNOPTIC. FOLLOWED QRH PROCEDURE, SLOWED AND CYCLED GEAR AFTER SECOND RETRACTION, ALL INDICATIONS WERE NORMAL. FOUND PROXIMITY SENSOR LINK LOWER BOLT NOT INSTALLED THROUGH BUSHING, INSTALLED BUSHING PROPERLY. ALSO ADJUSTED MLG UP AND DOOR LATCH PROXIMITY SENSOR REF AMM 32-61-15-5, ALL SENSOR TARGETS WITH IN LIMITS REF AMM32-61-15-5. GEAR SWING CHECK NORMAL. OK FOR SERVICE.