TC reported air-con fault at Rear M2 car. Staff(ADM) checked and confirmed that set #2 air-con unabl e to reset and saloon car warm. TC reported air-con fault atRear M2 car. Staff(ADM) checked and confirmed that set #2 a  ~~~~~ TC reported air-con fault at Rear M2 car(2611). Staff(ADM) checked and confirmed that set #2 air-con unable to reset and saloon car warm.  2611-AC2 INVERTER FAILURE FC 608 & 628, Refer to bsd to changeout AHU Dont by other depot 2611-AC2 INVERTER FAILURE FC 608 & 628  2611 Aircon 2change out AHU and tested aircon able to cut in/cut out New:634022 old:331065 notif no:2575044 Done by Koh/Sanip/Rizman 28.02.2024