As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: FLAP HANDLE WAS MECHANICALLY JAMMED, PREVENTING AFT MOVEMENT FROM 3 TO FULL. BOTH CAPTAIN AND FIRST OFFICER ATTEMPTED SEVERAL TIMES TO MOVE THE HANDLE WITHOUT SUCCESS. AIRCRAFT LANDED 3 FLAP. AFTER LANDING HANDLE EASILY MOVED TO FULL POSITION. MAINTENANCE REPLACED THE SENSOR COMMAND UNIT (AALA202404295715) AND THE FLAP CONTROL UNIT (AALA202404294489) PER AMM 27-51-43-400-001-A.