3556 Wheel B1, A2, B3, A3, B4 having She 56 Wheel B1, A2, B3, A3, B4 having Shelled Thread/Thermal crackfollow up wheel profile ~~~~~ 3556 Wheel profiling 3556 Wheel B1, A2, B3, A3, B4 having Shelled Thread/Thermal crack To follow up wheel profile wheel reprofiling done by aw sp and ng yf on 18/4/20 3556 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 aw sp,ng yf,nizam and tay lc on 18/4/20