Browse

Antiques Collectibles Apparel Baby Kids Items Books， Movies And Music Electronics Free Stuff Garden Outdoor Health Beauty Home Goods Home Improvement Supplies Musical Instruments Office Supplies Pet Supplies Sporting Goods Ticket Toys Games Transportation Others

Used Cars New Cars Others

Business Crafts Design And Web Events Home Improvement Legal Lessons Personal Pets Photography Repair And Technical Support Wellness Writing， Translation， And Transcription Others

Activities & Groups Artists & Musicians Classes & Lessons Events Friendship & Networking Lost & Found Rideshare Sports Teams Volunteers Travel & Travel Partners Skills & Language Swap Other

How Does a Car Air Conditioner Cool?

2 Answers

VonAnnie

07/29/25 3:25am

Methods for car air conditioning cooling: 1. Press the AC button when cooling, then the compressor clutch will engage, allowing the engine to drive the compressor. 2. To turn on the cold air, adjust the button towards the blue area. Below is relevant information about air conditioning cooling: 1. When the compressor is running, it continuously compresses the refrigerant and delivers it to the evaporator. 2. The refrigerant absorbs heat in the evaporator, cooling it. The cooled evaporator then cools the air blown by the blower, allowing the car air conditioner vents to blow cold air. 3. The car air conditioner filter also needs to be replaced regularly. If not replaced for a long time, it will affect the air quality inside the car. 4. The car air conditioner also needs regular cleaning and disinfection. If not cleaned and disinfected for a long time, many bacteria will grow in the car's air conditioning system, which can harm the health of passengers. 5. It is recommended to regularly clean the car's air conditioning system during normal use.

Was this review help?

5

1

Share

DeMadelyn

08/12/25 7:16am

After driving for so many years, I've gained some insights into air conditioning cooling. When you press the A/C button, a substance called refrigerant starts circulating in the system. The compressor first compresses the refrigerant into a high-temperature, high-pressure gas, which is then sent to the condenser at the front of the car to dissipate heat. With the help of the fan, it turns into a liquid. This liquid then flows to the expansion valve, where it instantly decompresses and turns into a chilly mist. Finally, in the evaporator, it absorbs the heat from the air inside the car, and the blower blows out this cold air, cooling down the cabin. When using the AC, remember to turn on the recirculation mode first for better cooling efficiency, and increasing the fan speed can cool the car down faster. If the AC doesn't seem to be working well, it's likely due to refrigerant leakage or a dirty condenser with poor heat dissipation. I usually get it checked before summer.

Was this review help?

16

5

Share

Expand All

More Forum Discussions

Is There a Market for Shredded Tire Rubber?

Tire shredded into rubber blocks can be sold. The performance and structure of tires are as follows: Tire Performance: Tires are one of the key components of a vehicle, directly contacting the road surface to ensure good ride comfort and smooth driving. They also maintain excellent adhesion between the wheels and the road, thereby enhancing the vehicle's traction, braking, and off-road capabilities. Tire Structure: Tires generally consist of three parts: the outer tire, inner tube, and flap. The inner layer of the tire features an airtight rubber layer, gradually promoting the trend toward lightweight tires. The outer tire is mainly composed of the carcass, tread, sidewall, and bead, with the carcass and bead forming the load-bearing structure of the vehicle's pneumatic tire.

How many types of seat belts are there?

Seat belts are classified into ELR three-point, ALR three-point, and seat belts with pre-tensioners and force limiters. ELR three-point seat belt: The ELR three-point seat belt is a three-point seat belt equipped with an ELR retractor. This type of retractor is called an emergency locking retractor, which usually allows the seat belt to be pulled out freely. It is equipped with an impact sensor that locks the seat belt in the event of a collision or emergency braking. Generally, the impact is sensed by the vehicle's deceleration, and some also sense it by the speed at which the webbing is pulled out. The combination of these two methods has become mainstream. ALR three-point seat belt: The ALR three-point seat belt is a three-point seat belt equipped with an ALR retractor. This type of retractor is called an automatic locking retractor, which locks the seat belt when it is pulled out to the exact length suitable for the occupant, preventing any further pulling out of the seat belt. The combination of ELR and ALR (ELR/ALR) has become mainstream. ALR functions when the seat belt is fully pulled out, while ELR functions when it is fully retracted. This method is mainly used for securing child seats. Seat belts with pre-tensioners and force limiters: Many mid-to-high-end cars are equipped with seat belts that have pre-tensioners and force limiters. The pre-tensioner is used to eliminate excess slack in the seat belt as much as possible, preventing the occupant's head from being injured by the deploying airbag. The force limiter reduces the tension of the seat belt after the peak force has passed, thereby minimizing the impact on the occupant's ribs and shoulders.

Which is More Difficult: Subject 3 or Subject 2?

Subject 3 is easier than Subject 2. Introduction to Motor Vehicle Driving License: The full name of the driving license is the motor vehicle driving license, also known as the "driver's license." It is a certificate required by law for individuals who operate motor vehicles. Driving a motor vehicle requires certain driving skills. Without these skills, operating a vehicle recklessly could lead to traffic accidents. Generally, individuals without a license are not allowed to drive on the road. However, for those who have mastered safe driving techniques, the document that permits them to drive on the road is the "driving license." Content of Driving License Examination: Traffic regulations and related knowledge (Subject 1) — written test. Field driving (Subject 2) — conducted on-site with an actual vehicle. The result is either pass or fail. All nine mandatory test items must be passed to successfully complete Subject 2. Road driving (Subject 3) — conducted on a road or simulated field with an actual vehicle. The examination is fully monitored by electronic surveillance and traffic police, ensuring fairness in the road test. After the road test, there is an additional theoretical test on safe and civilized driving (commonly known as Subject 4). The difference from Subject 1 is the inclusion of image analysis and judgment.

Is 20,000 Kilometers a Year Normal?

Driving 20,000 kilometers a year falls within the normal range. Below are the functions of a car's mileage and an overview of the odometer: Functions of a car's mileage: A car's mileage refers to the total distance the vehicle has traveled, encompassing all kilometers driven from the time it left the factory until now, including both forward and reverse movements. It serves as one of the key indicators of a car's performance. Additionally, maintenance levels are related to the car's mileage, determining the extent of service required. Overview of the car odometer: The speedometer indicates the car's speed in km/h (kilometers per hour). The odometer actually consists of two gauges: a speedometer and a mileage counter. The odometer is typically located directly in front of the driver's position.

What is the general tire pressure for motorcycles in bar?

Motorcycle tire pressure is generally normal between 2.2—2.5 bar. The front tire pressure can be maintained at 2.2 bar, while the rear tire pressure can be kept at 2.5 bar. Tire pressure standards are related to tire type and vehicle model: Different vehicle models have varying weights, heights, and tire sizes, thus requiring different tire pressures. Standard tires have a pressure range of 240-250 kPa, while reinforced tires have a pressure range of 280-290 kPa. Factors affecting tire pressure: Tire pressure is also significantly influenced by seasonal factors. In summer, high temperatures cause tires to heat up during driving, and high pressure can lead to blowouts, so the pressure should be slightly lower. In winter, tire pressure should be slightly higher than in summer due to thermal contraction and expansion. Generally, a tire pressure between 250-280 kPa is more suitable for cars in winter.

How long does it take to get the driver's license after passing Subject 4?

After passing Subject 4, you can get the license on-site, usually within about 2 hours. Subject 4, also known as the theoretical test for drivers, is part of the motor vehicle driver's license assessment. The main content includes: requirements for safe and civilized driving operations, safe driving knowledge under adverse weather and complex road conditions, emergency handling methods for situations like tire blowouts, and knowledge on dealing with traffic accidents. The Subject 4 test consists of 50 questions, mainly in the form of cases, pictures, and animations, with a full score of 100 and a passing score of 90. After the implementation of the Ministry of Public Security's Order No. 123, the Subject 3 test was divided into two parts: the road test and the addition of a safety and civilization knowledge test, commonly known as "Subject 4," which assesses "driving ethics." Because this test is conducted after Subject 3, it is commonly referred to as Subject 4. Officially, there is no such term as Subject 4. Before the test, students can study traffic regulations through driver simulation test software on mobile or computer devices.

Trending Ranking

What does subsidiary brand mean?

Is it mandatory to perform traffic duty before scheduling Subject 4?

Does a balance bike have a chain?

How Long Does It Usually Take to Practice for Subject 3 Driving Test?

Is Battery Repair Fluid Effective?

What brand is the car with a horse in the middle?

Where to Repair a Flat Tire in the Middle of the Night?

What is a hoonigan car?

Is it necessary to delay car registration until January for a new vehicle?

What is Ducati?

More Forum Discussions

Why can a car traveling at 70 kilometers per hour be recorded as speed?

How Long Will It Take for the Engine to Malfunction After Adding a Spoonful of Salt?

Can a car battery be charged with a battery charger?

Where are the mandatory turn signal locations in the 2021 Subject 2 driving test?

Help

Cookie

Cookie Settings

© 2025 Servanan International Pte. Ltd.