1521 1-1,2521 1-2 and 2522 1-2 found coo ~~~~~ #1521 A/C 1-1 Found LP=0psi and HP=230psi,drain freon and vaccum done,Top up freon still HP=200psi,Notification raise to RSW to C/O CCU. #2521 A/C 2-2 having low freon,top up and monitor ok. #2522 A/C 1-2 having low freon,top up ok. Not: 2283275 raise to RSW for CCU c/o. Done by  Sanip/Koh. 6/6/21