1638 wheel reprofiling ~~~~~ 1638 wheel reprofiling Wheel flange thickness fail Wheel profiling done by Teo KP and Ng YF on 23/10/2020. A3,B3 shelled tread. A4 pitting 2x2mm. 1638 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 Teo KP, Ng YF, Kassim on 23/10/2020.