Rear cab entry indication illuminated. Staff(YWT) reported rear partition door was opened. Staff (YW T) checked and confirmed no unauthorized person, no suspicio us item and all switches (sealed and unsealed) in normal con ~~~~~ Rear cab entry indication illuminated. S     Checked #3608 cab partition door latches.Found L.H.S. partition door top latch mounting plate screw loose,preventing door latch to fully spring back for positive latching.Tighten loose screw and carried out function check of partition door ok. Done by Joshua.  12/03/20