TC reported driving Cab 3629 partition door handle dislodge. Partition door able to fully closed. ~~~~~ 3629 To replace Outer cover of partition door handle.     3629 partition door grip handle bracket replaced. Security/function checked - OK.  Lee PT 44980 3629 TC reported driving partition door handle dislodge. Partition door able to fully closed. NS Faults Updating: T416(3629) partition door grip holder bracket dislodged at bottom. Bracket is secured by rivets. Temporary scotch tape to secured the blacket.14:59hrs.  Outer cover of partition door handle missing & inner cover partially dropped out. Resecured inner cover. Missing Outer cover awaiting spare. Opr 20 raised to replace Outer cover of partition door handle. Jonathan 44980