Snap: 2630 B4 train door unstable when c ~~~~~ Snap: 2630 B4 train door unstable when closing. Depot to check 2630 B4 train door.  2630 B4 door Checked no Door FC registered. Door check found B4 door wobble badly. Found RHS door leaf Outer roller delaminated. Replaced with new roller. J-rail cleaned as preventive measures. Door resistance test ok. Door cyclic test checked ok. Door lock switch checked ok. Door gap 63mm.  Alan/Lee PT/Kamarul/Shafie 45221