Check 3-way fuel oil selection valve located before fuel oil pump unit and change the 3-way valve to MDO/MGO side.
检查位于燃油输送泵前的三通燃油切换阀，并转换到MDO侧。
The filter member includes a filtering part to filter oil, a second orifice to rectify oil flow, and a check valve to permit oil to flow back when braking operation is released.
该过滤器的成员包括一个过滤器的一部分石油，第二个孔，以纠正油流，单向阀，允许石油回流时，制动操作释放。
When accumulator is not used for a long period, the check-valve shall be closed to ensure that the oil pressure is above that charging pressure.
装置长期停止使用时，应关闭油口与压力油管之间的截止阀，保持蓄能器的油压在充气压力以上。
The control valve comprises an oil nozzle and a check valve. The check valve comprises a valve ball and a valve seat.
本控制阀包括油嘴和单流阀，单流阀包括阀球和阀座。
A damaged check valve can be immediately checked and replaced, thereby achieving obvious result in preventing the liquid from returning into the oil Wells.
对损坏的单流阀能进行及时的检查、更换，对油井防倒灌效果明显。
A damaged check valve can be immediately checked and replaced, thereby achieving obvious result in preventing the liquid from returning into the oil Wells.
对损坏的单流阀能进行及时的检查、更换，对油井防倒灌效果明显。
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