What was found
BEFORE LANDING CHECKLIST, GEAR LEVER WAS PLACED IN THE DOWN POSITION, THE PIC NOTED THAT THE NOSE & TWO MLG INDICATOR GREEN LIGHTS WERE NOT ILLUMINATED. THE PIC ALSO INFORMED THE CREW THAT THE LG RELAY CB WAS OPEN, OR POPPED. CONTROL TOWER VISUALLY INSPECTED THE UNDER CARRIAGE OF THE ACFT & REPORTED IT APPEARED TO HAVE NO LG OR ASSOCIATED DOOR PANELS EXTENDED. THE LG WAS MANUALLY EXTENDED & A NON-EVENTFUL FULL STOP LANDING ENSUED. FAULTY TERMINAL ON ELEC MOTOR. REPLACED HYD POWER PACK ASSEMBLY.