You can identify and resolve common problems with an Atlant refrigerator by being familiar with its electrical diagram. These schematics give you a clear picture of how all the parts fit together and function to keep your refrigerator operating at peak performance. By enabling you to perform minor repairs on your own, being able to read these diagrams can save you both money and time.
Compressor, thermostat, and defrost timer are among the electrical system’s key components of the Atlant refrigerator. Every component serves a distinct purpose in keeping the appliance operating efficiently and at the proper temperature. You can see how power moves through these components by referring to the electrical diagram, which is essential for locating errors.
The electrical diagram is your guide whether you’re a technician trying to understand the wiring or a homeowner trying to fix a small problem. It shows the connections between different switches, sensors, and circuits so you can identify potential problem areas. Understanding this diagram at a basic level makes troubleshooting much easier.
By illustrating the connections between all of the electrical parts of the appliance, the electrical diagram of an Atlant refrigerator is an essential resource for learning how the device operates. Important components including the compressor, thermostat, defrost heater, and sensors are depicted in this diagram, which makes it easy to understand how they work together to keep the refrigerator’s temperature stable. It can be helpful to troubleshoot common problems, perform repairs, and make sure the refrigerator runs effectively and safely if you can read and understand this diagram.
- Device
- Compressor
- Electrical circuit
- Operating principle
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Device
The following parts are part of the Atlant refrigerator device:
- a case equipped with double stacks with a layer of insulating material;
- front doors with the possibility of hanging on the left or right wall of the case;
- a piston compressor with an electric motor (made as a single unit);
- an evaporator radiator located inside the working chambers of the equipment;
- a condensation unit mounted on the outer part of the case (on the back wall);
- a thermostat with temperature sensors to maintain the specified parameters;
- an electronic control unit and a relay that ensure the operation of electrical components.

Solder is used to guarantee that the copper and steel tubes connecting the compressor and radiators form a single block. The design incorporates extra components that modify the refrigerant pressure and separate vapors of water or oil. Certain refrigeration units employ a control indicator unit in addition to an extra liquid crystal display. There are refrigerators with No Frost standard heat exchangers and a dedicated section for cooling water.
Compressor
An AC electric motor featuring a vertically mounted rotor is part of the refrigerator compressor apparatus. The motor’s front end is equipped with a crank mechanism that drives a piston that compresses the refrigerant. Every unit is housed in a two-half metal casing and mounted on spring supports. Arc welding is used to fuse the casing parts together; component replacement and maintenance are not offered while the device is in use.

An oil bath and a power cable entry are located at the base of the body. The working part of the double winding motor is utilized when the engine is running. When the rotor is spinning, an additional starting winding is used. A special relay mounted on the outside of the housing then disconnects the rotor from the power circuit. The freezer and the refrigeration chamber are served simultaneously by a refrigerator with a single compressor. The installation of independent heat exchangers and temperature regulators for each of the two chambers sets the two-compressor Atlant apart.
Electrical circuit
The electrical circuit is built according to the 2-wire concept, the equipment is connected to a single-phase household network using a plug. The electrical circuit includes an additional grounding circuit (only on some modifications of refrigeration equipment). A relay with a built-in air temperature sensor is used to control the compressor. The device automatically supplies power when the chamber warms up to a set temperature, after the air has cooled, a signal is transmitted to stop the rotor of the electric motor.
Operating principle
The absorption of heat during the refrigerant’s change from a liquid to a gaseous state forms the basis of a household refrigerator’s operation. Refrigerant (freon or isobutane) is pumped under pressure into the cooling circuit; the pumping unit’s body has a dedicated tube for restocking the substance’s supply. The tube’s tip is soldered shut to stop gas leaks while it’s operating.
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Gas is pumped into the condenser radiator, which is situated on the case’s back wall, through the lines by the electric compressor. Heat generated during gas compression is dissipated by the radiator, and a filter located in the lower section of the heat exchanger separates condensing moisture particles from the liquid refrigerant. The material is supplied to the freezer chamber’s evaporator through a capillary channel, which lowers the pressure. The refrigerant absorbs heat as it changes from a liquid to a gas in the evaporator, and then the gas enters the compressor cavity.
A single evaporator cools a common chamber in small single-compressor refrigeration units.
In two-chamber products, an insulating material-filled partition divides the freezer from the refrigeration section. Inside the chambers, distinct evaporation units are provided by the design.
The use of a concealed evaporator tucked away between the housing’s walls sets No Frost standard equipment apart. The cooled air is supplied by an electric fan. While lowering the moisture content, the continuous movement of air masses guarantees that the temperature background is distributed uniformly throughout the chamber volume. An electric heating element, activated by a timer, automatically removes frost that has collected on the compartment walls.
Certain refrigeration equipment modifications are available without a mechanical compressor. As a refrigerant, an aqueous solution of ammonia is created in a unique tank called an absorber. The solution can be divided into its constituent parts by pumping the liquid into a different container (with heat absorption). After entering the condensation unit, gaseous ammonia transforms the material into a liquid phase. An inert gas is added to the refrigerant to enhance performance. Because of their high cost, such units are not used in domestic settings.
| Component | Description |
| Compressor | Pumps refrigerant through the system to cool the refrigerator. |
| Thermostat | Regulates the temperature inside the refrigerator by turning the compressor on and off. |
| Defrost Timer | Automatically switches the refrigerator to a defrost mode to prevent ice buildup. |
| Evaporator Fan | Circulates cool air throughout the refrigerator and freezer compartments. |
| Condenser Fan | Removes heat from the condenser coils to improve cooling efficiency. |
| Start Relay | Helps the compressor start by providing a boost of power when needed. |
| Overload Protector | Protects the compressor from overheating by cutting off power if it gets too hot. |
You can better maintain and troubleshoot your Atlant refrigerator if you are familiar with its electrical diagram. Knowing the main parts and how they connect will help you spot and resolve common problems like broken lights or a non-functioning compressor in no time.
If you choose to replace components or carry out small repairs, having a basic understanding of the electrical system can also help you. It will be much simpler and safer if you know which wires go to which parts, such as the compressor, fan, thermostat, or other components.
All things considered, maintaining a copy of the electrical diagram and consulting it as needed will guarantee your Atlant refrigerator keeps working effectively. By taking this easy step, you can avoid needless repair expenses and save time.









