TIMS showed front DT car B1 train door open operation timed out. while departing RFP SB. Fault stillappeared in TIMS. TC and staff(MSP) checked car 3646 B1 tra in door and feedback door operation open and close was norma ~~~~~ 3646 TIMS showed front DT(3646) car B1 train door open operation timed    out. while departing RFP SB. Fault still appeared in TIMS. TC and staff (MSP) checked car 3646 B1 train door and feedback door operation open close was normal. Fault cleared arriving MSP NB CE: T401(3646) according to TC train encountered B1 door time-out. Moment the train departing YCK in split of a sec, EB applied then self cleared. Check n monitor from Yis to Wdl EB ok n B1 door show no abnormality.  FC933/936, no FOD observed. Further check found B1 door mating strip T-60mm, M-60mm, B-61mm, criteria out. Adjusted to T-63.2mm, M-64mm, B-63.5mm, door cycle and door static test ok. Done by: Jack, Koh and Sanip. 29/05/2024.