Purchase skills of turbocharger accessories 1. See if t […]
Purchase skills of turbocharger accessories
1. See if the trademark logo is complete. The outer packaging of the authentic product is of good quality, the writing on the box is clear, and the overprint color is bright. The packaging boxes and bags should be marked with the product name, specification model, quantity, registered trademark, factory name, address, telephone number, etc. Some manufacturers also put their own marks on the accessories. Some important components, such as generators, distributors, fuel injection pumps, etc., are also equipped with instruction manuals, certificates and inspectors' stamps to guide users in the correct use and maintenance. When purchasing, you should carefully recognize it to prevent buying fake and shoddy products.
2. See if there is any deformation of the geometric dimensions. Some parts are prone to deformation due to improper manufacturing, transportation, and storage. When inspecting, you can roll the shaft part along the glass plate to see if there is light leakage at the joint of the part and the glass plate to judge whether it is bent; when choosing the clutch driven disc steel plate or friction plate, you can Hold the sheet in front of your eyes to observe whether it is warped; when purchasing an oil seal, the end face of the oil seal with a frame should be in a perfect circle, which can be fitted to the plate glass without bending; the outer edge of the non-frame oil seal should be straight and deformed by hand , It should be able to return to its original state after letting go. When purchasing various types of gaskets, attention should also be paid to checking the geometric dimensions and shapes.
3. Check whether the joint is smooth. During the transportation and storage of parts and components, due to vibration and bumps, burrs, indentations, breakages or cracks are often generated in the joints, which affect the use of parts. Pay attention to checking when purchasing turbocharger actuator prices.
4. Check whether there is rust on the surface of the part. The surface of qualified parts has a certain precision and bright finish. The more important parts are, the higher the precision, and the stricter the rust and corrosion protection of the packaging.