This point. Has been fully able to determine, the failure was due to move left and right oil solenoid valve solenoid valveoil forward resulting damage.
至此。已完全能够判定，故障是由于左前进油电磁阀和右前进油电磁阀损坏而产生的。
3
Open system is the pump suction from the tank, the oil through a variety of control valves, the drive hydraulic actuators, valveoil return back for another fuel tank.