3522 A/C 1-1 compressor and coolant pressure fault. ~~~~~ 3522 A/C 1-1 compressor and coolant pressure fault.  3522 A/c 1-1 FC 618 (AC1-1 HLPS) Found LP/HP : 10/70psi. Purged & vacuumed, able to hold -30psi. Topped up Freon, LP/HP : 35/125psi. No Freon leak found on CCU, Monitor for 2 hrs, no fault recurred. Aircon able to cut in/out.  Huzzaidi/Hairi/Haziq/Faizal 45506