WILD System Triggered 3546 on A1. ~~~~~ WILD System Triggered 3546 on A1. To check for wheel defect and any abnormalities. Wheel profiling done by Ng YF and Kassim on 14/6/20. A1 w/f 20x30, A4 w/f 10x10, B4 w/f 20x30.    3546 carbody ht adjustment To carry out carbody ht adjustment according to EMU/CM1/002 checklist and clean M2 car coupler pins. Carbody ht adjustment done by Ng YF, Kassim, Tay LC, Tai KW on 14/6/20.