用管帽一般在压力较低的情况下，便于拆卸检修，高中压情况下一般不用管帽。
Tube cap in the situation of low pressure, remove maintenance, high pressure situation general don't tube cap.
如果有必要，在压力和流量下降很多的情况下，则应对泵进行拆卸检修，更换维修已损坏的部件。
If necessary, in many cases fall in pressure and flow, should be made for the pump to remove the maintenance, replacement of repair damaged parts.
它的最大优点是结构先进合理、密封性能严密可靠、拆卸检修方便、工作稳定、噪声低、使用寿命长。
Its biggest advanced and logical structure, reliable sealing performance, convenient dismantling and repair, stable operation, low noise and long lift.
首先通过检修口拆卸阀瓣的后面及其弹簧末端。
Remove through access port with back of clapper first with spring end down.
发现空压机不正常，已进行拆卸、检修、装复。
Air compressor found abnormal, dismantled, checked, repaired and reassembled.
拦污栅与启闭机、检修闸门与启闭机的连接，采用了易于存放又避免拆卸拉杆、明显节省操作时间的起重环链。
The connections between trash rack and hoist as well as between service gate and hoist are achieved by hoisting chain that is apt to place and is time saving without tearing down pull rod.
铰链应该采用不锈钢，并配置防干扰不锈钢螺栓和螺母，在检修门现场浇铸时能够在维修时进行拆卸。
Hinges shall be stainless steel with tamper proof stainless steel bolts and nuts, and shall be removable for maintenance after the access door is cast in place.
采用便拆结构使泵在检修时不需拆卸进出口管路和电机。
Its detachable structure makes it possible not to take off the inlet and outlet pipeline and motor in maintenance.
泵壳为水平中开，检修时不需拆卸电机和管路。
Pump casing is horizontal split casing and it is unnecessary to dismantle motor and piping when maintenance.
泵壳为水平中开，检修时不需拆卸电机和管路。
Pump casing is horizontal split casing and it is unnecessary to dismantle motor and piping when maintenance.
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