3685 SnapRep reported aircon warm. ~~~~~ 3685 SnapRep reported aircon warm. CE found 3685 A/C 1-1 & 2-2 coolant pressure fault unresettable, temp 28.1*C.  3685 A/c 1-1 found freon pressure low. Vacuum/charged in 7kg of freon (LP=35 psi, HP=115 psi) Function check cut-in/out operation - OK. No sign of freon leaking. Saloon temperature 24*C - 25*c & no fault reoccur. #3685 A/c 2-2 found freon psi at '0'. Checked/found heavy leakage at CCU copper piping. Notif 2368120 raised to RSW to replace #3685 CCU.  Sarma 44647 Name                          : SARMA Date of Occurrence            : 27/03/2022 Last Service Date             :   EMU / Equipment / Location    : 3685 / A/C / 2-2 Equipment Serial No. (if any) :   Description of fault / cause  : CCU COPPER PIPE LEAKING BADLY                                    (CM01) Measurements (if any)         : N.A Required Rectification        : Replaced CCU unit.