What was found
FLIGHT 7527 IAD TO YYZ, ON DESCENT CREW WENT TO MOVE FLAPS DOWN AND RECEIVED FLAP FAIL MSG. CREW CYCLED FLAP/SLAT HANDLE THREE TIMES PER QRH. NO HELP. CREW WAS ABLE TO GET SLATS TO THREE WITH THE HANDLE AT FLAP ONE. FLIGHT TERMINATED WITHOUT INCIDENT. ON CALL MAINTENANCE CYCLED AIRCRAFT POWER, RAN FLAPS THREE TIMES, COULD NOT DUPLICATE FAULT. OPS CHECK NORMAL.