HS code-driven letter of credit checks

List of the table of contents of this article:

• 1,HS code-driven letter of credit checks Have you cleaned these drain holes on the car
• 2. These five drains on the car must be dealt with in time
• 3, Daily car knowledge: Briefly talk about a few drainage holes on cars

Have you cleaned the drainage hole

1. Therefore, when washing the car, you must let the car wash the engine discharge several times. Third, the door drains water. The waterproofing of the windows is very good, but some of the door drainage holes are blocked in the factory, and some are blocked in the later stage.When the door opens and closes, the water will flow into the door along the gap. Therefore, there is also a drainage system in the door.

2. Door drainage holes There are two or more drainage holes under the door panel of the car door. The function of these drainage holes is to drain the water in time on rainy days. If the drain hole of the door is blocked, you will often hear the sound of water when driving, because the water cannot be discharged and accumulates in the door panel.

3. Nowadays, most cars have at least two drain holes, and the direction is in the lower part of the door panel. Once it rains or the car is washed, the rainwater will pass through and discharge smoothly.

4. If there is a blockage at the entrance of the drain hole of the skylight, it needs to be cleaned up as soon as possible. If the blockage time is long, some of the blockage may enter the drainage hose, and the cleaning process is relatively complicated. You can only go to the 4S store and be dredged by professionals.

5. The drainage holes of the sunroof are blocked, and the rainwater will seep into the interior. If it is serious, it can cause a large area of water to accumulate in the car. It rains heavily outside, and it will rain lightly in the car. Cleaning method: It is recommended to open the skylight at least every year and wipe off the sludge accumulated by dust in the drain with a rag.

6. There are generally four drain holes in the skylight, located in the four corners of the skylight. When it rains, the stagnant water will enter through the drainage hole along the guide groove or hose and flow out through the A/C column. The sunroof leakage is also the reason why many people dislike the sunroof. In fact, as long as these drainage holes are cleaned regularly and dredged, the water will not go deep into the car.

Daily car knowledge: briefly talk about several drainage holes on cars

1. In fact, there are four drainage holes hidden in the four corners of the car sunroof.These four drainage holes can drain the accumulated water through the pipelines hidden in the A column and the D column.

2. The engine drain can be said to be the easiest to block. If it rains, you find that your car drain is not good, and it may also spread to the engine compartment, and it will not be ignited. 05 Automobile condensate drain The automobile condensation drain is usually under the automobile steamer.

3. Door drainage holes: there are 1-2 in the lower part of the door panel. The door drain hole is at the bottom of the door, which is generally covered by the door seal. It is not easy to see, but you can feel it by touching it by hand.