TC reported air-con fault at car 1630 set #2. Unable to reset. Staff(YCK) checked and confirmed thatcar 1630 set #2 air-con faulty. Unable to reset. Car was wa rm. ~~~~~ 1630 TC reported A/C 2 fault Unable to reset. Staff(YCK) confirmed 1630 A/C 2 faulty Unable to reset. Car was warm. CE feedback: 1630 saloon AC unit 2-P/V/F.(08:28hrs). NO cooling.  1630 A/c 2-2 checked/found motor shorted to GND. Wires U/V/W isolated. Notif 2439918 raised to HM to C/o CCU.  Au TK 44894 Notif 2439918 Name                          : Zaidi Date of Occurrence            : 28/11/22 Last Service Date             :   EMU / Equipment / Location    : 1630/Aircon 2-1 unit Equipment Serial No. (if any) :   Description of fault / cause  : CMOCR 2-2 shorted to GND. Wire                                 (U,V,W ) isolated. Measurements (if any)         :   Required Rectification        : Required Servicing