Global trade credit risk analysis

How to change engine oil (engine oil replacement guide,Global trade credit risk analysis teach you step by stepOperation) Engine oil is an indispensable substance when the engine is running. Engine oil can reduce the friction and wear of metal parts, reduce the temperature, and extend the life of the engine. Therefore, the oil replacement must be carried out within a reasonable cycle. Next, I will introduce the basic knowledge and operation steps of engine oil replacement. 1. When choosing a suitable oil, you must first choose the oil suitable for your model. Generally, the applicable model and API level will be explained on the oil drum. In this regard, it is recommended to go to the 4S store or repair station to ask the technician more accurately and reliably. Two. Prepare tool wrenches, oil leaks, oil spank screw removers, gloves, filters, funnels and other tools are all necessities when changing oil. If you haven't bought an oil change kit, it is recommended to buy a comprehensive tool set. At the same time, you also need to prepare a few clean rags and thin wooden boards to cushion the car license plate to prevent the dripping oil from staining the ground.3. Change the oil (1) Find the oil sup: below the hub brake disc esf, and find the oil span bolt inlet. ( 2) Oil release: Put the oil leak at the bottom of the barrel, place it under the oil sp shell bolt, rotate the screw at the bottom of the oil, and place the funnel under the oil sp. ( 3) Replace the oil filter: Before doing this work, you need to turn off the oil pump of the fuel tank. Then find the location of the real license plate number, squeew the case with the disassembly tool, remove the old filter, and then install the new filter and tighten it. ( 4) Pour oil: Remove the bottle cap on the oil barrel and use the oil pipe stuffed into the oil leak to pour oil. When pouring oil, pay attention not to pour it into the gasoline cylinder to prevent abnormal stroke. ( 5) Cleaning work: After all the oil is poured out, clean up the location of the filter element. The cleaning work needs to be careful to ensure that after replacing a new filter element, its role can be better played.(6) Check the oil level: Add the oil poured to the inside of the engine, and check the level inside the car to ensure that the level of the oil is within the standard range. Four. Precautions (1) When changing the oil, you must wear gloves to avoid the oil damage to the skin of the hands. ( 2) The air conditioner must be turned off, otherwise small oil particles will be sucked into the car, which will affect human health. ( 3) The time period of oil replacement is determined according to the use of the vehicle and the type of oil. It is not recommended to change each time for too long, but not too frequent each time. ( 4) When replacing the oil lubricant, it must be carried out in accordance with the provisions of the owner's manual. The timing of replacement and the brand and specifications used should be in accordance with the manual. In addition, when changing the oil, you can check to ensure that there is no oil leakage to avoid affecting the surrounding environment (including vehicle skin, etc.).In general, although it seems difficult for ordinary people to change the engine oil, as long as the correct replacement method is mastered, the operation becomes much easier. Changing the oil as soon as possible is crucial to the safe operation of the car.

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