The grease should be laid on the periphery of seal ring, the inner of ladder-shaped screw thread and chuck ring oilchannel during installation.
安装时应将橡胶密封圈四周，梯形螺纹内，压环油槽内，中心管外径上涂黄油。
2
An automatic separation device for alternate oilchannel of oil-immersed split-phase combined transformer belongs to designing and manufacturing technology of transformer.
油浸分相组合式变压器相间油路自由隔断装置，属变压器的设计制造技术。
3
The filter tube is fit over an oil inlet pipe of the oilchannel and the nozzles of the oilchannel are communicated with an automobile oil injection nozzle by a nozzle divider.