Author: admin@besacademy

owner ,expert of inverter or non inverter ac, refrigerator, and washing machine, expert of pcb and teacher of the BESA.

Non inverter ac: L,N,E,V/S,O Fan Inverter ac:L,N.E,C/S 7.proper vacuum the unit. 8.open refrigerant from the outdoor unit. 9.plug in air conditioner and operate.