Pax feedback to staff(KAL) that water leaking in car 2621. Staff(BGS) checked car 2621 and confirmedwater leaking from the air-con near 'A1' train doors. TC co nfirmed no air-con fault indication. ~~~~~ 2621 A/C No. 1. A/S near A1 door water leaking ceiling/flooring wet.To check evaporater system for source of water leaking.   Evap Drain Pan flushed: Y Temp set to 25C: Y Able to Cut in/out: Y Rectification action: Checked and found car 2621 aircons are operational and are able to cut in/out. Further checks found 2621 AC#1 having water ponding outside of drain pan. Cleared water and purged both drain pan and pipes. Raised OP20 for TWD ti check evaporator system for source fo water leaking outside the drain pan. N.A/azli/talib/24.10.22