As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH THE FLAPS REMAINED UP WHEN APPROACH/DOWN SELECTED. THE APPROACH WAS DISCONTINUED AND A GO-AROUND INITIATED. THE POH WAS FOLLOWED. CREW DECLARED AN EMERGENCY AND DIVERTED TO AN AIRPORT WITH A LONGER RUNWAY IN PREPARATION FOR A FLAPS-UP LANDING. LANDING WAS UNEVENTFUL. MAINTENANCE TROUBLESHOT THE DISCREPANCY TO AN INOPERATIVE RIGHT FLAP LIMIT SWITCH. REPLACED LIMIT SWITCH. FLAP SYSTEM GROUND CHECKS PERFORMED WITH NO DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE.