Train doors at Rear DT car 'A3' doors were not proven closed. TC recycled train doors thrice - ok. S taff(BSH) reported at BDL SB pushed closed Rear DT A3 door f or train to depart. ~~~~~ Train doors at Rear DT car 'A3' doors were not proven closed.

#3542 A3 door fault duplicated in depot.

Found door obstruction due to LHS door leaf inner hanger rubbing
against J-rail mounting bolt, causing door to jam intermittently.

Rectification
- File door leaf hanger to allow for positive clearnece with J-rail
- LHS inner roller NG, replaced

Function tested satis, no obstruction.

Preventively replaced door actuator and manifold.

Door manifold
Notification to CSC: 2517442

Door Actuator -> S/N: 100039 (O) 100065 (N)
Notification to CSC: 2517443

Done by Jack, Koh, Sanip. 23/8/2023.