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- needle valve spring 针阀簧
- Forward needle valve positions for easy access. 针形阀位置提前,便于接近。
- Remove valve spring and retainer. 拆卸阀弹簧和扣件。
- CAUTION: The check valve spring is in compression. 警告:止回阀弹簧处于压缩状态。
- Attach vent (yellow) hose to TC#4 and vent needle valve. 连接排气(黄)软管到测试旋塞4号和排气针形阀上。
- Open TC#3, needle valve "B ", and vent needle valve. 开启测试旋塞3号,针形阀“B”,和排气针形阀。
- Open TC#2 and needle valve "A", close needle valve "A" and TC #4. 开启测试旋塞2号和针形阀“A”,关闭针形阀“A”和测试旋塞4号。
- Close needle valve "A" high side (red) and open test cock No. 2. 关闭针形阀“A”高端(红),并开启测试旋塞2号。
- For removal of valve stem seal and lower valve spring guide. 可用于拆卸汽门油封或降低汽门弹簧。
- All needle valves must be closed on test kit. 检测组件上的所有针形阀必须关闭。
- Open vent needle valve and bleed air from hose. Then close vent valve. 开启排气针形阀,并从软管排放空气。然后关闭排气阀。
- Open vent needle valve fully until dripping from vent connection stops. 完全开启排气针形阀直到从排气连接处的滴漏停止为止。
- Open test cock No. 2 and needle valve "A" high side (red) on test kit. 开启测试旋塞2号和检测组件上的针形阀“A”高端(红)。
- A type of engine fuel injector of 12-cylinder was set up to form five kinds of fault,they are nozzle blockage,needle valve clip,spring break,very low and very high pressure of needle valve open. 某12缸发动机喷油器上设置的5种故障分别是喷孔堵塞、针阀卡滞、弹簧断裂、针阀开启压力过低和针阀开启压力过高。
- Before starting test all needle valves must be closed. 在开始检测之前,所有阀门都必须关闭。
- Due to the release of pressure when removing the cover, the relief valve spring may eject quickly. 因为在拆卸阀盖时松开压力,安全阀弹簧可能会快速弹出来。
- Before starting test, all needle valves on test kit must be closed. 在开始检测前,检测组件上的所有针形阀都必须关闭。
- Needle valves have NPS / internal pipe threaded ends. 针形阀配置NPS内管螺纹连接端口。
- Multi - purposed optimal design of reliability for valve spring based on fuzzy method. 基于模糊学方法的气门弹簧可靠性多目标优化设计。
- Remove the relief valve cover, stem/diaphragm assembly, and relief valve spring. 拆卸安全阀阀盖,阀杆/隔膜总成,和安全阀弹簧。