PM check found 3604 A/C 2-2 and 1603 A/C ~~~~~ Checked & found #3604 a/c 2-2 and #1603 a/c 2-1 having low freon.Both a/c top up freon to 4kg-40psi.Function test both a/c able to cut in/out-ok. Done by Kamal.12/07/20