As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)DURING INSPECTION THE STANDBY FLAP MOTOR SYSTEM WAS TESTED IN ACCORDANCE WITH THE ENGINE NOT RUNNING CHECK. IT WAS NOTED THAT THE STANDBY FLAP MOTOR WAS HEARD TO BE RUNNING BUT THE FLAPS WERE NOT MOVI NG. THE FLAP MOTOR AND TRANSMISSION ASSEMBLY WERE REMOVED AND THE TRANSMISSION DRIVE SHAFT ASSEMBLY WAS FOUND TO BE SHEARED. SUBMITTER STATES THAT THE FLAP SYSTEM TESTED OK IN THE NORMAL TEST MODE.