Staff (TAP) feedback last pair of traindoors slow in opening. Staff (BSH) checked and confirmed no abnormalities. ~~~~~ Staff (TAP) feedback last pair of train   Checked no FC    Open Close speed pass: Yes FOD found: No Door cycle 20x: Yes Rubbing marks: No Door Push/Pull force: 8-9kg Door mating gap: Satis Check Door Lock Switch red line when door closed (should be at half or at most flushed with the step): Satis Door Lock Switch Cushion Rubber intact: Yes Door Close Switch distance from actuating plate: 14.7mm Door Wobble: Yes Rectification Actions: Replaced #3645 B1 door rollers to Iron rollers. Checked guide rail and j-rail ok, no signs of FOD. Door function test ok. Door mating strip, DLS red line ok. DCS ok. Push/Pull satis. Static test ok. Done by: Saini, Asruddin, Morgan (1/5/24)