TC reported the door knob for the partition door at car 3623 did not have auto lock. TC manually lat ched it. ~~~~~ TC reported the door knob for the partit #3623 found partition door latching torgue stiff,Realigned,lubricate and tighten ok. Function test ok.Bottom stopper reinstall done and function test door ok. Done by Asruddin/Saini.  16/01/23