Loader Multi-Way Valve for XGMA Chenggong 12C0721/XGMA Loader Multi-Way Valve 12C0721/XGMA Loader Parts Multi-way Valve 12C0139/High Stability Multi-port Multi-way Valve Multi - way valve working principle of wheel loader,Loader Multi-Way Valve for XGMA 956,Chenggong 50E,Part number:12C0721,12C0139 Usually, the working valve plate is configured in groups, and the inlet valve block has built-in three-way pressure compensation bypass relief valve (logic element. When the multi-way valve stops operation and each valve is in the middle position, the valve will bypass the main oil flow by compensating pressure (6-12bar). When a valve is working, the valve bypass port is reduced under the action of load pressure, according to the load pressure to provide the required flow. Principle of multi-way valve of excavator The multi-way valve of excavator is mainly composed of the following valve blocks: electromagnetic directional valve, relief valve, one-way valve, throttle valve. The role of eac…