3539 A4 and 3540 A4 wheel found SP durin ~~~~~ 3539 wheel reprofiling Reported a4 SP. To profile wheel reprofiling done by aw sp and ng yf on 17/1/20 3539 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 and teo kp on 17/1/20