Before installing, do read this ìSafety precautionsî carefully to guarantee the proper installation.
The below attentive matters are divided into ì 
Warningî and ì
Noteî two parts. When the wrong installation occur, it is very possible death and severe injury and other serious accidents will happen. For those items are listed in ì
Warningî part. But even the items listed in ì 
Noteî part can also cause serious accidents. Above all, both the two parts are very important contents related to safety, so they must be obeyed. 
After finishing the installation work, do test run to verify everything is normal. After that please explain the using and maintenance methods to the user. Additionally, give this installation manual and operation manual to the user and ask them to keep it properly.
Warning
The commissioned repair center shall do the installation work. If you do the installation work by yourself, the improper installation will cause water leakage, electric shock fire and other accidents.
The installation work shall be in line with what the installation manual specified. If installation is not proper, water leakage, electric shock, fire and other accidents will occur.
Install the air conditioner to a place where can definitely stand its weight. The air conditioner can not be installed on a nonmetal bracket (such as theft guard net). Places not firm enough will cause drop down of unit resulting in body hurt.
The installation work shall be preventive to typhoon and earthquake. If the installation work is not met with the requirements, overturn of the unit will occur resulting in accidents.
Using the specified cable to do wiring work and connecting firmly and properly. Fix the connecting part of the terminals to prevent it from the external force. Improper connection and fixing will cause heating and fire etc. accidents.
Wiring shall be kept in correct shape avoiding extrusion. After installation, the electric box cover and the external panel shall not nip the wire. Improper installation will cause heating and fire etc. accidents.
When setting or moving the air conditioner do not let the air and things alike get into the refrigeration system except the specified refrigerant (R22). If air and other things enter, abnormal high pressure will occur, which easily cause break and body injuries etc. accidents.
When installing, do use the accessories or specified parts. If not using the parts specified by our company, water leakage, electric shock, fire and refrigerant leakage will occur.
Do not lead the drain hose to drain where the sulfur gas may be involved. Otherwise, the poisonous gas will enter into the indoor.
During installation, if refrigerant leakage occurs, do the ventilation work immediately. As soon as the refrigerant gas meets fire, poisonous gas will be produce.
After installation, confirm there is no leakage of refrigerant. If the refrigerant gas enters into room and meet the air blowing heater, heater or stove etc. fire source, the poisonous gas may be produced.
Do not install the unit in a place where the combustible gas may be leaked. In any case the combustible gas leaks and accumulated around the unit, fire accident will occur.
The drain hose should be correctly installed according to the installation manual to ensure smooth drainage, and take proper heat preservation measure to prevent from dew. Improper pipe installation may cause water leakage result in wet the indoor articles.
Do heat insulation work to the refrigerant gas pipes and liquid pipes to reach the purpose of heat preservation. If the heat insulation measure is not sufficient, water generated by condensing dew will drip leading to wet the floor and indoor articles.
Do grounding work. Do not connect the grounding wire to gas pipe, tap, lighting rod or telephone line. Improper grounding will cause electric shock.
In some places the creepage breaker shall be installed. If do not install the breaker, electric shock may occur. 
After electric installation, power on them to do electric leakage test.
AD422BMBAA specifications
The Haier AD422BMBAA is a remarkable appliance that embodies innovation and practicality, designed to meet the demands of modern households. This refrigerator stands out with its sleek and contemporary design, making it a stylish addition to any kitchen. With a focus on energy efficiency, this model operates with minimal power consumption, allowing homeowners to save on electricity bills while reducing their carbon footprint.One of the standout features of the Haier AD422BMBAA is its spacious interior, which is thoughtfully organized to maximize storage capacity. It includes adjustable shelves that can be rearranged to accommodate larger items like party platters or tall beverage containers. The generous capacity ensures that food items are easily accessible, making meal preparations a breeze.
The refrigerator adopts advanced cooling technology, ensuring that food stays fresher for longer. It employs a multi-air flow system that distributes cool air evenly throughout the fridge, preventing hot spots and ensuring that every corner is adequately chilled. This feature is essential for preserving the quality and nutritional value of perishable items.
Additionally, the Haier AD422BMBAA incorporates a frost-free freezer, which eliminates the need for manual defrosting. This convenient feature prevents ice build-up, ensures optimal storage space, and facilitates easy access to frozen foods. The freezer section is designed with specialized compartments that help organize various types of frozen goods, making it easy to find what you need without rummaging through clutter.
Another notable characteristic of this refrigerator is its innovative temperature control system. Users can easily adjust settings using a user-friendly digital display, ensuring that the internal conditions are ideal for all types of food. This precision allows homeowners to customize their refrigeration experience based on their specific needs.
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In conclusion, the Haier AD422BMBAA is more than just a refrigerator; it is a perfect blend of design, technology, and environmental consciousness. Its ample storage space, advanced cooling capabilities, and user-friendly features make it an optimal choice for families looking to enhance their kitchen experience.