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.
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Connect bypass hose between vent needle valve and loosely connect to test cock No. 1.
在排气针形阀上连接旁路软管,并将其松散连接到测试旋塞1号上.
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Connect bypass hose between vent needle valve and loosely connect to test cock No.1.
在排气针形阀上连接旁路软管,并将其松散连接到测试旋塞1号上。
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Close test cock No.4. Disconnect bypass hose ( yellow ) at test cock No.4. Close vent needle valve.
关闭测试旋塞4号. 断开测试旋塞4号上的旁路软管 ( 黄 ). 关闭排气针形阀.
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Pulled out the hose, loosen the drain valve bodies, the water inside the air vent;
拨掉软管,拧松排水器阀体,将排水器内的压缩空气放空;
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Open TC # 4 and loosen hose at vent needle valve connection bleeding air from test kit.
开启测试旋 塞 4号,松开排气针形阀上的软管,从检测组件上排放空气.
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