3521 A/C 2-2,2521 A/C 1-2,2522 A/C 1-2 D ~~~~~ #3521-A/C 2-2 CCU Condenser capillary tube freon leak.Notification raise to RSW.#2521-A/C 1-2 LP charging point leaking cause low freon.Tightened LP charging point and top up freon check ok.#2522 a/c 1-2 found low freon,further check CCU was no sign of freon leak.Top up freon and monitor ok. Not: 2237079 raise to RSW for #3521 a/c 2-2 CCU c/o. Done by Sanip/Faddzal/Koh/Joshua.  08/01/21