What was found
APPROXIMATELY 30 MINUTES PRIOR TO LANDING RGK, THE FLIGHT CREW RECEIVED A FLAP FAIL AMBER CAS MESSAGE. THE CREW ACCOMPLISHED QRH FOR THE ISSUE AND WERE ONLY ABLE TO GET LEADING EDGE SLATS AND NO FLAPS. REQUIRED RUNWAY LENGTH PROHIBITED LANDING IN RGK SO THE CREW ELECTED TO DIVERT ONTO MSP, 12R AND DECLARED AN EMERGENCY. APPROACH AND LANDING WERE UNEVENTFUL. MAINTENANCE WAS CONTRACTED TO INSPECT AND REPAIR THE AIRCRAFT. TECHNICIANS INSPECTED THE FLAP HANDLE AND FOUND THE INTERNAL COMPONENTS TO BE DUSTY AND DIRTY. THE FLAP HANDLE ASSEMBLY WAS CLEANED, AND OPERATIONAL CHECKS COMPLETED WITH NO FAULTS NOTED. THE AIRCRAFT WAS SUBSEQUENTLY RETURNED TO SERVICE.