在汽车的保养维护修理中，我们常常为不小心买了假冒伪劣配件和不合用配件而烦恼。那么，怎样才能买到合格合用的配件呢？
济南沃尔沃汽车维修哪家好下面来看看吧。
In the maintenance and repair of automobiles, we often worry about buying fake and substandard accessories and inappropriate accessories. So, how can we buy qualified accessories? Jinan Volvo car maintenance which good next look.
1.看商标标识是否齐全。正规产品外包装质量好，包装盒上字迹清晰，套印颜色鲜艳。包装箱、袋上应标明产品名称、规格、型号、数量、注册商标、厂名、地址和电话等。一些制造商也标记自己的配件。发电机、分配器、喷油泵等重要部件。还配有操作说明书、合格证和检验员印章，指导用户使用和维护好。购买时要仔细识别，防止买到假冒伪劣产品。
1. Check whether the trademark is complete. The external packaging of regular products is of good quality, the writing on the packaging box is clear, and the overprint color is bright. The product name, specification, model, quantity, registered trademark, factory name, address, telephone number, etc. shall be marked on the packaging box and bag. Some manufacturers also mark their accessories. Generator, distributor, fuel injection pump and other important components. It is also equipped with operation instructions, certificates and inspector seals to guide users to use and maintain. Be careful to identify when purchasing to prevent buying fake and inferior products.
2.查看几何尺寸是否变形。由于制造、运输和储存不当，一些零件容易变形。检查时，可将轴类零件沿玻璃板滚动一次，看零件与玻璃板连接处有无漏光，判断是否弯曲。
2. Check whether the geometric dimensions are deformed. Some parts are easy to deform due to improper manufacturing, transportation and storage. During the inspection, the shaft parts can be rolled along the glass plate once to check whether there is light leakage at the connection between the parts and the glass plate and judge whether they are bent.
3.查看接头的位置是否平坦。在备件的搬运和储存过程中，由于振动和碰撞，接头处经常会出现毛刺、压痕、损坏或裂纹，这与备件的使用有关。采购注意事项检查。
3. Check whether the position of the connector is flat. During the handling and storage of spare parts, due to vibration and collision, burrs, indentation, damage or cracks often appear at the joints, which is related to the use of spare parts. Inspection of procurement precautions.
4.查看零件表面是否有腐蚀。合格备件的表层具有要的精度和光泽。备件越重要，精度越高，防锈防腐包装越严。购买检查时的注意事项，如果发现零件有锈斑、霉斑或橡胶零件开裂失去弹性，或轴颈表面有明显的车削刀痕，应更换。
4. Check whether there is corrosion on the part surface. The surface of qualified spare parts shall have the required accuracy and luster. The more important the spare parts are, the higher the accuracy is, and the stricter the rust and corrosion prevention packaging is. Precautions during purchase inspection: if parts are found to have rust, mildew, or rubber parts are cracked and lose elasticity, or there are obvious turning tool marks on the journal surface, they should be replaced.
5.看防护面是否完好。大多数零件和部件在工厂基本上都涂有保护涂层。例如，活塞销和轴瓦用石蜡保护；活塞环和缸套表面涂防锈油，并用包装纸包好；阀门、活塞等。蘸防锈油后用塑料袋包装。如果购买时密封套损坏、包装纸丢失、防锈油或石蜡丢失，应退货。
5. Check whether the protective surface is intact. Most parts and components are basically factory coated. For example, the piston pin and bearing bush are protected with paraffin; The surface of piston ring and cylinder liner shall be coated with antirust oil and wrapped with wrapping paper; Valves, pistons, etc. Dipped with antirust oil and packed in plastic bags. If the seal sleeve is damaged, the wrapping paper is lost, and the rust preventive oil or paraffin is lost when purchasing, it should be returned.
In addition, normally assembled components must be complete and intact to ensure smooth installation, configuration and normal operation. If some small parts on the assembly parts are omitted, the assembly parts will not work, or even be scrapped. Follow our website http://www.lutongqixiu.com Learn more!
