Quick switch electric valve 快速开关电动球阀
If a electromagnetic pulse valve is always magnetized, it must be checked if the corresponding electronic switch tube is in electric leakage or broken-down.
若某一电磁脉冲阀常吸，应检查对应的电子开关管是否漏电、击穿。
The valve majority is the use twists, the electric lamp is the light bulb, the switch is.
阀门大部分是使用手拧的，电灯是灯泡，开关是拉线的。
Before closing the switch to allow electric current to flow to the heater, make certain that the heater is full of water and that the cold water inlet valve is open.
在打开电源开关之前，要确保热水器处于满水状态，冷水进水阀门处于开启状态。
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