TC reported air-con fault. Unable to reset. Staff(PYL) checked and confirmed that car 1641 set #2 ai r-con faulty. Reset - ok. Car was cooling. ~~~~~ 1641-A/c #1 & #2 Evap C/o with new spare & Function check-Ok.   Jimmy / Teh / Genesan / Asad / Ibrahim / Sridhar.  15.09.2023. 1641-A/c #1 Evap New S/no : 331117.                  Old S/No : 535064. Noti to RSW- 2524173.      A/c #2 Evap New S/No: 634107.                  Old S/No: 535061. Noti to RSW- 2524174. * ,N * Checked and found 3641 AC#1-1 & #2-1 slightly low freon. Charged up to required criteria. Conduct soap test found no leak observed at underframe. Further check found 1641 #2 aircon having intermittent inverter failure [FC-608]. 1641 #1-1 and #1-2 having icing at LP pipe. LP fluactuate between 40-20 psi. Performed aircon recovery procedure but fault still exist. Suspect evaporator choke. Raised OP20 for 1641 #1 evaporator changeout & 1641 #2 for inverter changeout. DONE BY:SANKAR/HISHAM 13.09.2023