601/602,3601 AC 2-1,2601 AC2-1,coolant p ~~~~~ #3601 & #2601 A/C 2-1 having short cycling,found low freon.Top up freon (LP=45psi,HP=100psi) and monitor pressure steady.Fault clear. Done by Sanip/Koh/Faddzal. 20/08/20