WILD System Triggered 1640 on B4-63. ~~~~~ 1640 to carry out wheel reprofiling WILD System Triggered 1640 on B4-63 Wheel profiling done by Teo KP and Kassim on 19/10/2020. A4,B4 pitting 3x3mm. 1640 carbody ht adjustment To carry out carbody ht adjustment according to EMU/CM1/002 checklist and clean M2 car coupler pins.    Carybody ht adjustment done by Teo KP, Kassim, Tay LC on 19/10/2020.