SA feedback train door #18 vibrating when closing. Staff(YCK) checked and confirmed train door #18 w as vibrating when train door was opening and closing. ~~~~~ SA feedback train door #18 vibrating whe     #1609-B3 door found both door wobbling.Remove both door and found door roller bearing spoil.Replaced both door roller and do all testing all within criteria. Done by Haslan/Asruddin.  18/11/22