A controlling circuit is arranged in the handle, and the current in the electricheater strip is controlled by a switch on the handle.
手柄内有控制电路，通过手柄上的开关调节电加热丝的电流。
2
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。
3
The pressure tank is provided with a pressure gauge, a pressure switch, a liquid level sensor and an electricheater.