543/544,3543 AC1-1,2543 AC2-1,coolant pr ~~~~~ 543/544,3543 AC1-1,2543 AC2-1,coolant pr     Check and found both a/c was short cycling.Check freon was low ,top up freon and monitor pressure steady(LP-45psi,HP-100psi)fault clear cooling ok,cut in/out ok. Done by Sanip/Koh. 20/08/20