CE reported 2542 Both A/con not working. ~~~~~ CE reported 2542 Both A/con not working.     Checked and found #2542 a/c 1-2 compressor motor shorted to ground causing APS over current.Isolated #2542 a/c-2 U-V-W.Checked all a/c cut in/out ok and no APS fault observed. Notification raise to RSW to c/o #2542 a/c 1-2 CCU. Not. 2120219 raise to RSW. Checked by Jack/Koh. 13/01/20