Name: Control valve
Brand:HONGXIN
Original: China
Operate control valve is made of valve case,valve seat ,main valve,valve shaft etc. When the handle in "stop" position, keep compressed air off, Brake spring make spindle to stop. When the handle in "up" or "down" position. Compress air enter air motor, drives the drum. In the same time, compress air enter air chamber, releases the bearing plate .