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During the operation of the automobile air conditioner, 80% of the fine dust and bacteria in the air enter the air conditioner through the filter screen, and then block the evaporator after bonding with condensate, affecting the cooling and heat dissipation of the air conditioner. Due to the humid environment and surface of the evaporation chamber and ventilation ducts.
The dust provides a breeding ground for mold and fungus, mold and fungus will quickly multiply into mold and fungal clusters, resulting in the rotten smell of objects, these odors will be mixed with the air conditioning with the opening of the air conditioner, polluting the entire interior of the cabin, harmful germs blowing out of the air conditioner, in the car closed in a small space, is inhaled into the human body, resulting in "car air conditioning disease".
Because the current concept of cleaning the air conditioner is still stuck in the cleaning net, but in fact, the dirt and various bacteria (staphylococcus, legionella, aspergillus, influenza virus, etc.) of the air conditioner are hidden in the gap of the aluminum sheet of the evaporation box, and they are not visible from the surface at all hidden in the air conditioner, and constantly enter the air in the car through the circulating airflow, and for a long time in such an environment, you will feel dizzy, sleepy, uncomfortable, and easy to be infected with influenza, tonsillitis, pneumonia, etc.
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Clean the air conditioning system.
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The main reason for the peculiar smell of the air conditioner is that the air conditioner has three major conditions for mold growth (i.e., warmth, humidity and nutrient source), therefore, after these stubborn impurities stay for a long time, the evaporation box of the vehicle will become a place for bacteria and mold to grow, therefore, every time the air conditioner is turned on, these bacteria and mold will enter the cabin with the air conditioning wind, and be inhaled into the human body, causing headache, fever, sudden sore throat, tonsil infection, asthma, flu symptoms, dermatitis and wounds that are difficult to heal and other adverse reactions. In severe cases, it will also make people feel uncomfortable such as dizziness and chest tightness. For example, when the air conditioning system is running, the water vapor in the air forms condensate on the surface of the condensation evaporator of the air conditioner, in which - - part of the water will remain in the evaporator and air conditioning pipeline after the air conditioner is turned off, and these moisture will combine with microorganisms and pollutants in the air to become a breeding ground for mold in the humid, warm and dark air conditioning system. Or because of the nicotine produced by the driver and passengers smoking in the car, and the smell of rubber, plastic and leather in the car, as well as the smoke, dust and exhaust fumes in the outside air enter the car and pollute the air conditioning system.
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Is there a peculiar smell when the air conditioner is turned on?
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What is the reason why Range Rover air conditioning is not cooling? Range Rover Range Rover ( Check price |What is the reason why the air conditioner is not cooling? The specific introduction to the reasons why Range Rover air conditioners are not refrigerated is as follows:
1. Compressor high pressure: the phenomenon of compressor protection device tripping, compressor overload protection device tripping represents that the high pressure of the system is too high or the overheating current is too large. 2. Poor heat dissipation
Check the condenser pipe for dirt and dirt and clean the condenser. The airflow becomes smaller, the system pressure and temperature are unbalanced, and the evaporator or filter is dusty and fouling, so it is necessary to clean the evaporator or filter regularly to appropriately reduce the refrigeration dose. 3. Pipeline system blockage
Refer to the pressure gauge to judge, eliminate, and re-process systematically. When there is a lack of fluorine, the compressor discharge temperature will overheat, causing the overheating load protection switch to trip. @2019
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The specific introduction of the reasons why Range Rover air conditioning is not refrigerated is as follows: 1. Compressor high pressure: the phenomenon of compressor protection device tripping, and the phenomenon of compressor overload protection device tripping represents that the high-pressure pressure of the system is too high or the overheating current is too large.
2. Poor heat dissipation: check whether the condenser pipe has dirt and dirt to clean the condenser. The airflow becomes smaller, the system pressure and temperature are unbalanced, and the evaporator or filter is dusty and fouling, so it is necessary to clean the evaporator or filter regularly to appropriately reduce the refrigeration dose.
3. Pipeline system blockage: refer to the pressure gauge to judge, eliminate and re-systematize. When there is a lack of fluorine, the compressor discharge temperature will overheat, causing the overheating load protection switch to trip.
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The following are the reasons why Range Rover air conditioning does not refrigerate: 1. There is a problem with the refrigerant in the car air conditioning system: it is composed of multiple metal pipes, and there is a small gap between these pipes, so there is a slight leakage of the refrigerant in the car air conditioning system.
2. There are too many internal organs of refrigerant and refrigeration oil in the automobile air conditioner: the filter screen of the filter is blocked, which leads to the increase of the resistance of the refrigeration effect, and the refrigerant flowing to the expansion valve will also be reduced, resulting in the non-refrigeration of the automobile air conditioner. 3. There is air entering the car air conditioning system
This will cause the pressure of the refrigeration pipe to be too high, and the refrigerant circulation will also be poor, and it will also cause insufficient refrigeration. 4. The heat dissipation capacity of the condenser decreases: the power supply and voltage of the air conditioner are too low, the suction of the compressor and the clutch is too low, or there is oil stain between the clutch pressure plate and the belt disc, which will lead to the "slipping" phenomenon similar to the loose drive belt, and will also lead to the non-refrigeration of the car air conditioner.
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Why Range Rover air conditioning not cooling? The following are the reasons why the Range Rover air conditioner does not refrigerate: 1. There is a problem with the refrigerant in the car's air conditioning system
It is composed of multiple metal pipes, and there are small gaps between these pipes, so there is a slight leakage of refrigerant in the automotive air conditioning system. 2. There are too many internal organs of refrigerant and refrigeration oil in the automobile air conditioner: the filter screen of the filter is blocked, which leads to the increase of the resistance of the refrigeration effect, and the refrigerant flowing to the expansion valve will also be reduced, resulting in the non-refrigeration of the automobile air conditioner.
3. Air enters the automobile air-conditioning system: it will cause the pressure of the refrigeration pipe to be too high, and the poor refrigerant circulation will also cause insufficient refrigeration. 4. The heat dissipation capacity of the condenser decreases
The decline of the refrigeration capacity of the air conditioner, the low power supply and voltage of the car will reduce the suction power of the compressor electric clutch or the oil stain between the electric clutch pressure plate and the belt pulley, etc., will lead to the "slipping" phenomenon similar to the loose drive belt, and will also lead to the non-refrigeration of the automobile air conditioner. @2019
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What is the reason why Land Rover air conditioners sometimes don't cool? What is the reason why Land Rover air conditioners sometimes don't cool? There are several reasons why Land Rover air conditioners sometimes do not refrigerate:
1. The air filter element of the air conditioner is dirty: if the air conditioner has no wind or the air volume is small, it is necessary to check whether the air conditioner filter element is dirty, whether the blower can operate normally, and whether the air conditioner copy motor can be converted normally. ,2. Lack of freon in the air conditioning system:
If the freon is missing in the air conditioning system, it is necessary to check the system for leakage, and after the repair is confirmed, add the freon to the standard range. 3. Engine cooling system failure: the water tank condenser is dirty, the engine cooling system is faulty, resulting in high water temperature, such as the cooling fan does not work, etc., resulting in poor heat dissipation of the water tank and condenser.
4. Sensor data error: the data of each sensor such as the air conditioning pressure sensor and the evaporation box sensor are incorrect, resulting in the inability to adjust the air conditioning system correctly. 5. The solenoid valve of the air conditioning compressor adjustment is damaged
The air conditioner compressor adjustment solenoid valve is damaged, the air conditioner compressor clutch is damaged, and the air conditioner compressor is damaged internally. 6. Failure of air conditioning system line or control unit: caused by failure of air conditioning system line or control unit.
When the car air conditioner is not refrigerated, you can choose a relatively professional maintenance organization for inspection and maintenance. @2019
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Summary. Hello, master, in this case, you need to use a diagnostic computer to check whether the request signal of the air conditioner shows the off state. If you say that the display is off, you need to use a multimeter to measure the voltage of the air conditioner, pressure switch, sensor, plug, and whether there is a 5V voltage signal from the power supply?
If you say that the diagnostic computer can show the open status on it. Then just replace the air conditioner pressure sensor.
Range Rover air conditioner, new car does not refrigerate, what is the reason, how to solve it.
Computer test report compressor not working.
Hello, master, in this case, you need to use a diagnostic computer to check whether the request signal of the air conditioner shows the off state. If you say that the display is off, you need to use a multimeter to measure the voltage of the air conditioner, pressure switch, sensor, plug, and whether there is a 5V voltage signal from the power supply? If you say that the diagnostic computer can show the open status on it.
Then just replace the air conditioner pressure sensor.
It was a sudden occurrence in the middle of driving, and now the vehicle kilometers are only 17,000, and the air conditioning grid has just been replaced two days ago.
First, use a diagnostic computer to read the data of the air conditioner's pressure switch. Check if the pressure inside the air conditioner is normal. Common causes are damage to the air conditioner's pressure sensor and insufficient refrigerant pressure.
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Summary. Hello dear, there are many reasons why the 2010 Range Rover Sport air conditioner is not cooling, and the following are the reasons and solutions: Air conditioner refrigerant is insufficient:
If the vehicle's air conditioning refrigerant is insufficient, the air conditioning cooling effect will be weakened or completely ineffective. You need to go to a professional auto repair shop to check the pressure of the refrigerant and add the right amount of refrigerant. Air conditioner condenser clogged:
The condenser will not be able to flow through the air due to the air inlet being filled, which will affect the cooling effect. A professional tool is required to clean the condenser. Air Conditioner Compressor Failure:
The air conditioner compressor is the key equipment of the refrigeration system, and if it fails, the air conditioner will lose its cooling capacity. If the aircon compressor is found to be faulty, the aircon compressor needs to be replaced. Air conditioner fan failure:
If the air conditioner fan fails, it will not be able to exhaust the air, resulting in poor air circulation and affecting the cooling effect. The air conditioning fan needs to be replaced. Air Conditioner Controller Failure:
Controller failure can cause the air conditioner system to not work properly, and the air conditioner controller needs to be replaced.
The left side is cool, and the right side is not cold.
Hello dear, there are many reasons why the air conditioner of the 2010 Range Rover Sport is not cooling, and the following are the reasons and solutions: Insufficient air conditioning refrigerant: If the vehicle's air conditioning refrigerant is insufficient, the air conditioning cooling effect will be weakened or completely ineffective.
You need to go to a professional auto repair shop to check the pressure of the refrigerant and add the right amount of refrigerant. Air conditioner condenser blockage: The condenser will be unable to flow through the air due to the air inlet being filled, which will affect the cooling effect.
A professional tool is required to clean the condenser. Air Conditioner Compressor Failure: The air conditioner compressor is the key equipment of the refrigeration system, if it fails, the air conditioner will lose its refrigeration energy.
If the aircon compressor is found to be faulty, the aircon compressor needs to be replaced. If the air conditioner fan fails, it will not be able to exhaust the air, resulting in poor air circulation and affecting the refrigeration effect.
The air conditioning fan needs to be replaced. Air conditioner controller failure: Controller failure can cause the air conditioning system to not work properly, and the air conditioner controller needs to be replaced.
The left side of the air conditioner is cool, but the right side is not cool, which is the setting of the air outlet and air flow direction of the air conditioner. Check the settings of the air conditioning outlet: Check whether the air conditioning outlet in the car is open or closed, if there is a adjustment problem with the position of the air outlet (it may be the right air outlet), make sure that the air flow direction is correct, if it is a separate air conditioning control system, check whether the controller is set correctly.
Mine is that there is wind on the left and right, but the left side is cold, and the right side is not cold, what is the reason?
There is wind on the left and right because there is no problem with the air outlet. The problem is the air conditioner airflow hole.
The airflow hole on the right side of the air conditioner is blocked or faulty.
Good. It needs to be taken apart for inspection.
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Summary. Dear is happy to answer for you, dear, Land Rover found that the air conditioner is sometimes not good, three situations can lead to intermittent work of the air conditioner 1, most of the cases are due to poor heat dissipation caused by the air conditioning system intermittently stop working. Cleaning and checking the heat sink 2, there may be a temperature sensor problem, there is a temperature sensor inside the air conditioning evaporation box, when the sensor detects that the temperature of the evaporation box is too low, terminate the work of the air conditioning compressor, so check whether the temperature is damaged.
3. Commonly known as ice blockage, that is, there is water in the air conditioning system, and the water freezes and blocks the pipeline after a while for air conditioning refrigeration, at this time it is not refrigerated, and when it stops for a while, the temperature rises, and the ice melts and starts to refrigerate, so it is refrigerated, so intermittent refrigeration. At this time, it is time to change the air conditioner dryer.
Land Rover found that air conditioning is sometimes bad sometimes.
Dear is happy to answer for you, dear, Land Rover found that the air conditioner is sometimes not good, three situations can lead to intermittent work of the air conditioner 1, most of the cases are due to poor heat dissipation caused by the air conditioning system intermittently stop working. Cleaning and checking the heat sink 2, there may be a temperature sensor problem, there is a temperature sensor inside the air conditioning evaporation box, when the sensor detects that the temperature of the evaporation box is too low, terminate the work of the air conditioning compressor, so check whether the temperature is damaged. 3. Commonly known as ice blockage, that is, there is water in the air conditioning system, and the water freezes and blocks the pipeline after a while for air conditioning refrigeration, at this time it is not refrigerated, and when it stops for a while, the temperature rises, and the ice melts and starts to refrigerate, so it is refrigerated, so intermittent refrigeration.
At this time, it is time to change the air conditioner dryer.
The compressor can't break, dear, the compressor is not so easy to break.
Land Rover is generally a monopoly sales, if you consider after-sales sales, buy from 4S stores, if you look at **, go to the port to buy.
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