1638 PM checked reported all wheels heig ~~~~~ 1638 to carry out wheel reprofiling Wheel profiling done by Ng YF and Kassim on 26/7/20. All wheel flange height failed. 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 Ng YF, Kassim, Tay LC on 26/7/20.