油分芯回油系统: 可视回油单向阀,可时实观察油分芯回油情况,Y型过滤器,可阻拦细小颗粒回到主机,增大主机使用寿命。
Oil separator element return oil system: visual oil return check valve, can observe the real-time oil return situation, Y-type filter blocks fine particles, prolong the service life of air end.