Before using water from the water heater, switch off the gas or electricity which heats the water.
在从热水器获取水前，请先关掉加热水的燃气或电源。
The circulating water heater consists of frame, electronic heater, temperature sensor, flow channel switch, valve, heating controller and other parts.
循环水加热器通常由机身、电子加热器、测温感应器、流路开关装置、出水阀、加热系统控制器等构成。
The pressure tank is provided with a pressure gauge, a pressure switch, a liquid level sensor and an electric heater.
压力罐装有压力表、压力开关、液位传感器和电加热器。
A controlling circuit is arranged in the handle, and the current in the electric heater 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。
Disconnect the vacuum harness connector from the back of the heater-A/C mode control switch on the control panel.
从控制仪表板上的空调暖气模式控制开关上断开真空线束接头。
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。
The air heater is connected with a controlling switch and a program-controlled computer board respectively by conductors.
热风机通过导线分别与控制开关和程序控制电脑板相连接。
The aim is to switch the whole country over to electrical heater.
目的是使全国都能改用电暖气。
This connection will also allow the LCT heater (option) to operate while the copier is switched off with the main power switch (for example, in auto off mode).
这方面也将使长链加热器(可选)运作，而复印机是关掉的主要电源开关(例如，在自动关机模式)。
The heater is composed of a housing, a heating filament arranged in the housing, and a switch, a transformer and a power plug sequentially connected with the heating filament.
加热器由外壳，设于外壳内的加热丝，以及与加热丝依次连接的开关、变压器、电源插头构成。
The heater is composed of a housing, a heating filament arranged in the housing, and a switch, a transformer and a power plug sequentially connected with the heating filament.
加热器由外壳，设于外壳内的加热丝，以及与加热丝依次连接的开关、变压器、电源插头构成。
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