Instruction Model HO-L180A refrigerant recovery and refill machine is a special-purpose equipment , which is used for the recovery , regeneration and refill of refrigerant in automobile A/C system and other similar system . The machine is mainly composed of refrigerant recovery system , dry and filtration system , evacuation system , refill system , monitoring system and operating system . It is used to recover the refrigerant from the A/C system and the recovered refrigerant cylinders and then , oil is separated and collected. Afterwards , the A/C system is evacuated by the equipment and the fresh oil and refrigerant are refilled . Finally , the system is operated , monitored and tested . Main function a. Recovery : recovery refrigerant automatically , and the refrigerant meet the SAE standard . b. Charge : Charge refrigerant into the perfectly sealed air condition system . Manual operation to purge the waste compressor oil and charge the new oil . c. Vacuuming : draw out air from conditioner . d. Equipped with filter device to eliminate moisture and impurities . e. Separate compressor oil from the refrigerant and charge new oil . f. Manual operation . Technical data