What was found
AFTER TAKEOFF, SELECTED "FLAPS UP", FLAPS RETRACTED AS INDICATED. NOTICED "FLAP INOP" ANNUNCIATOR ILLUMINATED. FOLLOWED CHECKLIST TO RESET FLAP SYS BUT COULD NOT RESET THE FLAPS. RETURNED AND PERFORMED A ZERO FLAP LANDING. MX INSPECTED FLAP CONTROLLER BITE INDICATIONS, CONTROLLER INDICATED BITE NR 5. IAW THE MM, MAIN J-BOX WAS OPENED AND FOUND THE FL23 CURRENT LIMITER TO BE BLOWN. INSTALLED A NEW CURRENT LIMITER AND PERFORMED OPS CHECK OF THE FLAP SYS. OPS CHECKED GOOD, ACFT WAS RELEASED BACK TO SERVICE.