The shield is safety protection, mainly anti-electricity shield technology, which uses anti-electricity gates and anti-electricity walls to prevent leakage and electric shock. Electric water heaters usually have high power and have high safety performance requirements.

Using various physical principles, it is a device that increases the temperature of cold water into hot water within a limited range and within a certain period of time. According to different principles, it can be divided into electric water heaters, gas water heaters, solar water heaters, magnetic energy water heaters, air energy water heaters and other types. A complete household multifunctional water heater contains two main parts: the cooling part and the hot water heating part.

These two parts are closely connected, inseparable, and must work at the same time. That is, while producing hot water, it is cooling the kitchen, or in other words, it is producing hot water while cooling the kitchen. Its internal structure is mainly composed of four core components: compressor, condenser, expansion valve, and evaporator. Extended information

1. The instruction manual of Haier electric wall water heater is divided into safety precautions, installation instructions, usage instructions, maintenance and cleaning, specifications-packing list, etc.

2． Safety precautions indicate what dangerous operations should be avoided when using the Haier anti-electric wall water heater, including the dangerous environments in which the product cannot be placed, the dangerous ways in which it cannot be operated, and the after-sales service of Haier anti-electric wall water heaters. Service information.

3． The installation instructions tell users to check the circuit and waterway before using Haier's electric wall water heater, and to renovate the water pipes and water system installation to ensure that there is no leakage in the installation; Positioning before water heater installation: According to customer needs, use the convenience to install the water heater: Water heater wiring: Remove the transparent plastic plate on the back of the water heater, loosen the terminal screws, insert the wire deeply into the terminal, tighten the screws, and pull the wire hard to see if it can come loose.