TC reported TIMS showed obstacle detected at car 3604 'A3' door. Staff(KTB) checked and confirmed ca r 3604 'A3' door did open. Staff(SBW) Isolated train door inclose position. ~~~~~ 3604 TC reported TIMS showed obstacle detected at A3 door. Staff(KTB) confirmed 3604 'A3' door did open.
Staff(SBW) Isolated train door in close position.(L3)

L3 3604 A3 door from ER, TC did not cycle doors.
ER D/L & no FC found.
Removed door leaf to check rollers.
Found RHS & LHS outer roller delaminated & inner roller loose.
Replaced all the 4 big rollers.
Cleaned J-rail/guide rail & no FOD was found.
Checked weather strip, door gap (63.8mm) & door static open/close timing - OK.
Cyclic test doors & all doors able to open/close.
No DIR when all doors were closed.

 Sarma/Alan/Lee PT/Kamarul
07/05/2023