Precious stones HS code classification

Engine compartment cleaning: How to proceed?Precious stones HS code classification The engine compartment is one of the most important parts of the vehicle, because it is the core of the vehicle's power. However, due to prolonged use and lack of cleanliness, a large amount of dirt and waste will accumulate in the engine compartment. This will not only affect the performance of the engine, but also may have a significant impact on the safety of the vehicle. Therefore, we need to clean the engine compartment regularly to ensure its normal operation and extend its service life. This article will introduce how to clean the engine compartment. I. Preparation First of all, we need to prepare the following items: 1. Plastic bags: used to cover electronic devices and sensors to avoid being affected by water. Two. Belt fixator: It is used to fix the engine belt, prevent loosening during cleaning, and avoid injury.3. Cleaning agent: choose organic alkyl solvents, such as tire cleaners, window cleaners, etc. Four. Brush: Used to clean the dirt and waste on the engine. 5. Cleaning brush: used to clean the chassis of the vehicle. 6. Compressed air: used to clean up dirt and dust in the engine compartment. II. Cleaning step 1. Turn off the engine and make sure the engine cools down. According to the instructions in the owner's manual, open the engine hood of the vehicle and locate the engine compartment. Two. Cover plastic bags with electronic devices and sensors to protect them from water, especially around motors and electronic devices. 3. Use a belt fastener to fasten the engine belt and avoid it from loosening. Four. Use detergents to spray the engine compartment, especially for cleaning areas exposed to paint spray and dirt. Before spraying, be sure to check the warning label and safety data sheet of the detergent.5. With the help of a brush, carefully brush the dirt and waste on the engine. Make sure to cover each area and strengthen cleaning when necessary. 6. Use a cleaning brush to clean the chassis of the vehicle. This can prevent dirt and mud on the chassis from entering the engine compartment. 7. Use compressed air to clean up the dirt and dust in the engine compartment. For hard-to-clean soil and loose substances that are not easy to remove, you can choose to blow them off with compressed air. Eight. Carefully check the effect of all cleaning operations and wipe dry with a dry towel. III. Precautions 1. When cleaning the engine compartment, special attention should be paid to the safety of the surrounding environment. Make sure that there are no open flames or tobacco when cleaning to prevent alcohol ignition. Two. To avoid direct immersion of electronic devices and sensors in the engine compartment, it is recommended to spray with a spray gun or clean with a wet cloth.3. During the cleaning process, if you find that the belt is loose or encounters any abnormal situation, please stop the cleaning process immediately and check the use of the belt. Four. When cleaning the engine compartment, you need to clean the surface with detergent and brush first, and then use compressed air to remove fine dirt and dust. During the cleaning process, you can choose a suitable one-way diagram. In a word, it is necessary to clean the engine compartment to ensure its normal operation. Therefore, we should clean it regularly to extend its service life and minimize failures.

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