cara kerja sistem ac mobil

Summary

This video explains the workings of a car’s air conditioning system (AC). It begins with an overview of the dashboard controls and their functions, such as turning on the blower and compressor. The script details the components involved, including the compressor, condenser, expansion valve, evaporator, and refrigerant. The process of converting refrigerant from gas to liquid and back, while cooling the cabin, is explained step-by-step. Additionally, the script describes how to maintain and turn off the system. Overall, it provides a clear, step-by-step guide to understanding car air conditioning.

Takeaways

• 😀 The script explains the workings of a car's air conditioning (AC) system.
• 😀 The AC system consists of multiple components, including the compressor, condenser, evaporator, and blower.
• 😀 To activate the AC, first turn on the blower and then the compressor. If there is an on/off switch for the compressor, it should be used.
• 😀 The compressor circulates refrigerant gas through the system, pressurizing it to maintain cooling.
• 😀 Refrigerant undergoes changes in state: from gas to liquid in the condenser, and then back to gas in the evaporator.
• 😀 The refrigerant absorbs heat in the evaporator, cooling the cabin air before it cycles back to the compressor.
• 😀 The system includes a pressure gauge and temperature control to regulate the AC’s efficiency and operation.
• 😀 A dryer reservoir filters the refrigerant, removing impurities such as oil and debris before it moves to the expansion valve.
• 😀 The expansion valve helps the refrigerant cool down by converting it from a high-pressure liquid to a low-pressure mist.
• 😀 To check if refrigerant is low, look for bubbles in the glass window of the system. A lack of bubbles means the system is full.
• 😀 To turn off the AC, reverse the activation process: first, switch off the compressor, then the blower.

Q & A

What is the first step in turning on the car's air conditioning system?

The first step is to turn on the blower to circulate air before activating the compressor.

What does the compressor do in the air conditioning system?

The compressor pumps the refrigerant, which is in gas form, and circulates it through the system under high pressure.

How does the refrigerant change during the process in the condenser?

In the condenser, the refrigerant changes from a gas to a liquid as it releases heat, cooling down in the process.

What role does the expansion valve play in the AC system?

The expansion valve regulates the flow of refrigerant into the evaporator, turning it from a liquid into a mist or cool gas.

What is the function of the evaporator in the AC system?

The evaporator absorbs heat from the cabin air, cooling it down before it is blown into the cabin.

What does the blower do in the air conditioning system?

The blower circulates the cooled air from the evaporator into the cabin of the car.

How does the refrigerant change between gas and liquid throughout the system?

The refrigerant changes from gas to liquid in the condenser and then back to gas in the evaporator, absorbing and releasing heat during these transitions.

What is the function of the reservoir and dryer in the AC system?

The reservoir and dryer temporarily store the refrigerant and filter out impurities, such as dirt or oil from the compressor.

How can you check if there is enough refrigerant in the system?

You can check the refrigerant level by observing the sight glass; if there are many bubbles, the refrigerant level is low.

What is the correct procedure to turn off the air conditioning system?

To turn off the AC system, you should first deactivate the compressor and then turn off the blower.