Air con fault at RM2 car #1 set. Staff (TWR) checked RM2 car #1 air-con faulty. Unable to reset. Carwarm. ~~~~~ 1537 AC2 AHU C/O DONE.FUNCTION TEST AND SECURITY CHECKED OK.AC ABLE TO CUT IN/OUT.AC DI USER TEMP 13.7*C.SHAFIAN/JIMMY/ARI /LEONG 11.04.2022 OLD S/N 032262 NEW S/N 535065 NOTIFICATION 2371925   Suspect 1537 AC202 evaporator unit choked. Compressor and condenser fan isolated. Tagged and N2371925 raised for Evap C/O 1537 AC2-1 running normally. LP50, HP110. Found 2538 AC1-1 with low freon. LP15, HP90.    Recharged to criteria. Function checked ok.  No CCU leak observed. 2538 AC1-2 working normally. LP50, HP100.  /KUMAR/08.04.22