What was found
FLIGHT 3629, CREW REPORTED FLAPS FAILED MESSAGE IN FLIGHT ON EXTENSION, POSITION AT TIME OF FAILURE 36 DEGREES AT 160KTS, APPROXIMATELY 1 HOUR INTO FLIGHT, AND OAT 7*C. FLIGHT CONTINUED TO DESTINATION. PULLED CODES AND COMPLETED FLAP EVENT SHEET ENTER CODE. REPLACED RIGHT BPSU IAW 27-51-10. OPS CHECKED GOOD. PERFORMED MEG CHECK AT RIGHT BPSU POSITION SENSOR AND RIGHT BPSU BRAKE COIL. CHECKED GOOD IAW FIM 27-50-00.