China HS code interpretation guide

List of contents in this article:

• 1, What is the function of the car water pump?
• 2, What's wrong with the water leakage of the car pump
• 3、 What are the symptoms of a broken car water pump
• 4, Symptoms and causes of broken car water pump
• 5, What is the working principle of automobile water pump

What is the function of the car water pump?

The function of the automobile water pump is to pressurize the coolant, ensure its circulation in the cooling system, and keep the water circulating in the radiator engine cylinder block to take away heat, so as to ensure that the engine is not in a high temperature state. Centrifugal water pumps are widely used in automobiles.

The function of the car water pump is to pressurise the coolant to ensure its circulation in the cooling system. It is to let the water continuously circulate through various parts of the radiator engine cylinder block to take away heat and ensure that the engine is not high.Centrifugal pumps are widely used in automobile engines.

The function of the automobile water pump is to pressurise the coolant and ensure its circulation in the cooling system. Generally speaking, it is to let the water continuously circulate through the radiator engine cylinder block to take away heat to ensure that the engine is not high.

The function of the car water pump is to pressurise the coolant to ensure that it circulates in the cooling system, so that the water circulates continuously in the radiator, takes away the heat, and ensure that the engine is not too hot.

The function of the automobile water pump is to drive the coolant to dissipate the engine, ensure its circulation in the cooling system, let the water continue to circulate through the radiator, take away the heat, and ensure that the engine is not high.

The main function of the automobile water pump is to pressurize the coolant to ensure its circulation in the cooling system, so as to achieve the cooling effect of the engine.

What's wrong with the water leakage of the car pump

1. The reasons for the water leakage of the car pump are as follows: axial movement of the bearing (the axial clearance is large, resulting in the opening of the dynamic ring surface.

2. There are many reasons for the leakage of the engine water pump, including serious wear of the bearing gap in the water pump, the corrosion of the pump by the coolant, the damage to the mechanical shaft seal in the water pump, etc.; the automobile water pump is mainly used for engine cooling to prevent the engine from "opening" caused by excessive engine operation temperature.

3. If the car water pump leaks, it means that the water pump is faulty. If the car is in the process of driving, it is recommended to stop and turn off the engine immediately. Slight water leakage will only leave traces of the color of the coolant on the ventilation hole of the pump. If the water pump is seriously damaged, it will leak directly, which will lead to the symptoms of high water temperature after the lack of coolant.

4. Water pump leakage is a serious fault. If it is summer, the water pump leakage will cause the car to boil. The loud noise or water leakage at the water pump is a harbinger of bad. Drivers must develop the habit of checking the car before driving to avoid normal driving caused by malfunctions.

5. The reason for the leakage of the car water pump is: the situation caused by the lack of sealing of the car pump. The solution is: if the sealing of the car water pump is not in place, you need to go to the car's 4S store or repair shop in time to replace the car pump to solve the water leakage problem. External leakage is also one of the factors that damage the pump.

What are the symptoms of the broken car water pump

1. Symptoms of the failure of the car water pump: The damage of the pump will weaken the cooling cycle ability or even stop the cycle, resulting in the phenomenon of coolant "boiling". The leakage of coolant near the engine will leave traces of coolant color at the pump exhaust port, causing the water temperature to rise after the coolant is insufficient. When the engine is working, the water pump makes an abnormal sound.

2. The symptoms of broken car water pump include unstable idle speed, coolant leakage and noise problems.Unstable idleness. The car water pump is connected to the belt to extract cold water from the water tank to cool the engine. If there is a problem with the rotation of the water pump, it will directly affect the engine speed.

3. The symptoms of car water pump damage are as follows: water pump damage will weaken the cooling circulation ability or even not circulate, resulting in the phenomenon of "coolant boiling"; water leakage near the engine water pump.

4. There are several main phenomena when the car water pump breaks down: the water temperature of the car engine increases and the temperature cannot be lowered; the engine leaks near the water pump; there is a strange sound in the water pump after starting.

5. Damage to the pump will have the following symptoms: Idling problem: The car water pump is connected to the belt to draw cold water from the water tank to cool the engine. If there is a problem with the rotation of the pump, it will directly affect the speed of the engine.Coolant leakage: If the antifreeze is not replaced for a long time, the internal corrosion will eventually cause damage to the pump.

6. The broken spring is mainly manifested in: 1) Water seepage from the engine pump. The reason is that the pump bearing or sealing ring is damaged. 2) There is a strange sound after the engine starts. The reason is that the pump bearing is broken. 3) Due to the damage of the pump, the water in the water tank is reduced, and the engine temperature is too high.

Symptoms and causes of broken car water pump

Causes for damage to car water pump: aging of the water pump sealing ring; engine combination belt is too tight; antifreeze has not been replaced for a long time; the water pump has reached its service life.

Symptoms of automobile water pump failure: Damage to the pump will weaken the cooling cycle ability or even stop the cycle, resulting in the phenomenon of coolant "boiling".The leakage of coolant near the engine will leave traces of coolant color at the pump exhaust port, causing the water temperature to rise after the coolant is insufficient. When the engine is working, the water pump makes an abnormal sound.

The symptoms of broken car water pump include unstable idle speed, coolant leakage, and noise problems. Unstable idleness. The car water pump is connected to the belt to extract cold water from the water tank to cool the engine. If there is a problem with the rotation of the water pump, it will directly affect the engine speed.

Noise problem. When the car water pump shows signs of starting to be damaged, it will show abnormal noise symptoms, and the cause of the noise is likely to be damage to the internal bearing or the impeller is loose or detached from the hinge to produce abnormal noise.

The working principle of automobile water pumpWhat is the reason?

Car water pump is a kind of centrifugal pump, which is mainly used to circulate coolant to keep the temperature of the engine stable and operate normally. The working principle of the car water pump is as follows: the car water pump is composed of shell, impeller, bearing, seal, etc.

The function of the water pump: The function of the automobile water pump is to pressurise the coolant to ensure its circulation in the coolant. Generally speaking, it is to let the water continue to circulate through the radiator engine cylinder block to take away heat to ensure that the engine is not high.

The working principle of the automobile water pump is the circumferential movement of the motor. Through the mechanical device, the diaphragm inside the pump makes a reciprocating movement, thus compressing and stretching the air in the pump cavity. Under the action of a one-way valve, positive pressure is formed at the drain and a vacuum is formed at the pumping outlet, thus generating pressure with the external atmospheric pressure. Poor.