2569 B1, 2570 A4 Wheel condition ST ~~~~~ 2569 to carry out wheel reprofiling B1 Shell thread level 3 Wheel profiling done by Aw SP and Ng YF on 23/7/20. B1 shelled tread & spalling 5x5. 2569 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, Tay LC, Teo KP on 23/7/20.