WTO harmonization and HS codes

How to clean the engine compartment (the trick of cleaning the car engine disc) In the process of our usual use of cars,WTO harmonization and HS codes the engine compartment often becomes very dirty. Oil and dust accumulate on the surface of the engine, not only shadow The sound is beautiful, but it may also hinder the normal operation of the engine. Therefore, it is very necessary for car owners to clean the engine compartment in time. This article will introduce to you some tips for cleaning the car engine disc to help you easily clean the engine compartment.1. There are many kinds of cleaning agents for choosing car cleaners. Different types of cleaning agents have different cleaning effects and scopes of application. If you choose an unsuitable cleaning agent, it will cause scratches on the surface of the engine, and the overall cleaning effect will not be very good. Therefore, before we clean the engine, we need to choose the appropriate cleaning agent according to the dirt on the surface of the engine. At present, the popular cleaning agents on the market are: Shell Heineke Engine Cleaner, Mr. Power Automotive Engine Cleaner and EMK Automotive Engine Cleaner. These cleaning agents can effectively remove oil, dirt and rust without damaging car paint and plastic parts. In addition, the use of the detergent is also very simple, just follow the requirements of the instruction manual. Two. Prepare cleaning tools. Some cleaning tools are needed to clean the engine compartment, such as brushes, spray guns, cloth strips, etc.These tools can help us apply detergent evenly to the engine surface and remove dirt in different ways. In order to ensure the cleaning effect, we need to choose high-quality cleaning tools. The brush is one of the important tools for our engine cleaning. Different brushes are suitable for different cleaning parts. The small brush is suitable for small parts, such as spark plugs, fuel nozzles and so on. Medium-sized brushes are suitable for larger parts, such as air filters, fuel tank caps and other positions. The large brush can clean large parts, such as the engine cover, cylinder block and other parts. Different brushes can help us apply the detergent evenly and remove the dirt deposited on the surface of the engine. 3. During the cleaning process, you need to pay attention to the following points when cleaning the engine compartment: (1) The engine must be cooled: Before cleaning the engine, make sure that the engine has been cooled to avoid damage caused by excessive engine temperature during the cleaning process.(2) Avoid water entering the electronic system: In order to avoid water entering the electronic system of the vehicle during cleaning, it is recommended to use detergents that do not need to be washed. If you use washing detergent, please wrap the electronic components with a cloth. ( 3) Use a spray gun: Use a spray gun to spray the detergent evenly on the engine, which can coat the detergent more evenly and make the cleaning effect better. ( 4) Prevent water from entering the engine: When cleaning the engine compartment with a towel or water absorber, you must prevent water from entering the engine. ( 5) After cleaning, the vehicle should be started to let the temperature of the engine itself evaporate the moisture in the engine compartment of the vehicle. In a word, cleaning the engine compartment of the car can not only improve the appearance and beauty of the vehicle, but also have a certain maintenance effect on the engine performance of the vehicle. Therefore, we need to master the correct cleaning methods and skills to avoid unnecessary damage to the engine.Use the correct cleaning agents and cleaning tools, and pay attention to the above cleaning precautions to effectively clean the engine compartment of the car, which is conducive to safer vehicle use and a more comfortable driving experience.

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