Remove the reliefvalve hose from fitting below inlet ball valve.
从进口球阀下面连接件拆卸安全阀软管。
2
A pressure reliefvalve from the main valve, pressure relief / holding pressure pilot valve needle valve, ball valve, micro shaped filter and pressure gauge hydraulic control over the system.
进口持压泄压阀由主阀、泄压/持压导阀针阀、 、 球阀、微形过滤器和压力表组成水力控制接管系统。
3
When the hydraulic system up to the tip is set higher than the pressure reliefvalve, the reliefvalve on top of the ball was opened by the oil reliefvalve to the tank platoon.