As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - MAINTENANCE REPORTED THE CAPTAIN'S SEAT NOT LOCKING SECURELY IN POSITION. SEAT MOVES BACK ON TAKEOFF AND FORWARD ON LANDING. MAINTENANCE INSPECTED AND CLEANED SEAT TRACKS. OPERATIONAL CHECK GOOD. LOCK HANDLE MUST BE FULLY ENGAGED IN LOCK POSITION.