AKC201A001 MB938870 Auto Parts Air Conditioner Compressor MSC60C For Mitsubishi Pajero Junior WXMS078

The role of compressor

The compressor is an essential component of the air conditioning system in a vehicle. Its primary function is to circulate and compress the refrigerant gas, which is responsible for cooling and dehumidifying the air in the cabin.

The process starts with the compressor drawing in low-pressure refrigerant gas from the evaporator and then compressing it into a high-pressure, high-temperature gas. This compressed gas is then sent to the condenser, where it releases heat and transforms into a high-pressure liquid. After leaving the condenser, the pressurized liquid refrigerant flows through the receiver drier or accumulator, which removes any moisture or debris from the refrigerant. From there, the refrigerant passes through the expansion valve or orifice tube, which regulates the flow of the refrigerant into the evaporator. Inside the evaporator, the high-pressure liquid refrigerant rapidly expands and evaporates, absorbing heat from the air passing over the evaporator's fins. This cools the air and reduces its humidity.

The cooled air is then blown into the cabin through the vents, providing a comfortable and refreshing environment for passengers. Overall, the compressor plays a crucial role in the refrigeration cycle of the air conditioning system, ensuring that the refrigerant is properly circulated, pressurized, and transformed to achieve effective cooling inside the vehicle.

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Maintaining Your A/C Compressor:

1. Regularly use the compressor: It is important to use your A/C compressor regularly, even during cooler months, to ensure that all the elements of the system stay properly lubricated. This will help prevent any potential damage or malfunction.

2.Check refrigerant levels: Proper refrigerant charge is crucial for the smooth operation of your air conditioning system. Regularly check and charge the refrigerant to maintain the optimal pressure levels.

3.Clean and tighten drive belts: Over time, drive belts can become loose or dirty, affecting the performance of the A/C compressor. Clean the belts regularly and ensure they are tightly secured to avoid any slippage or damage.

4.Perform electrical checks: Test the switches, sensors, fuses, relays, and coils of the A/C compressor to ensure they are functioning properly. Faulty electrical components can cause compressor failure, so regular checks are important. ,

If your A/C compressor fails: If your A/C compressor fails due to wear-and-tear or neglect, it will need to be replaced. Using a re-manufactured compressor is an option, but it is important to have a recovery machine to safely extract the refrigerant from the old compressor to protect the environment.

Note: Some A/C compressors have replaceable electromagnetic clutches, while others require the entire assembly to be replaced. It is important to identify the type of compressor you have and follow the appropriate replacement procedures.

Types of AC Compressors

The A/C compressor is an essential component of an air conditioning system. It consists of several parts, including the housing, connecting points, and the pulley with an electromagnetic clutch. The housing contains the compressor's sections, oil fill, and valves, while the connecting points are used for refrigerant pipe connections. The pulley with an electromagnetic clutch helps in the engagement and disengagement of the compressor.

There are various types and variations of A/C compressors available, with some of the most common ones being:

1. Variable or Fixed Swash Plate Compressors: These are the most commonly used compressors in automotive air conditioning systems. They use a swash plate mechanism to compress the refrigerant. Variable swash plate compressors allow for more precise control of the compressor capacity and can adjust the displacement according to the cooling demand.

2.Reciprocating Compressors: These compressors work on the principle of a piston moving back and forth within a cylinder. They are known for their durability and reliability, making them suitable for heavy-duty applications.

4.Rotary Compressors: There are two main types of rotary compressors: - Spiral Compressors: These compressors use a rotating spiral-shaped rotor within a cylindrical housing to compress the refrigerant. They are compact and efficient, making them ideal for small to medium-sized applications. - Vane Compressors: Vane compressors use rotating blades or vanes that slide in and out of slots within the compressor housing to compress the refrigerant. They are known for their smooth operation and low noise levels.

5.Electrically-driven Compressors: These compressors are used in hybrid and electric vehicles. As the name suggests, they are powered by an electric motor instead of a traditional engine-driven pulley. They provide efficient cooling while reducing engine load and emissions.