Key points for replacement of auto parts

Use sealant as much as possible, and paint substitute can be used to achieve the ideal sealing effect;

Rubber seals should be carefully checked for appearance quality before assembly; use special tools to press fit to avoid knocking deformation;

Fill lubricating grease as required, and regularly clean and clear the vents and check valves, etc .;

Assemble under extremely clean conditions, without bumps, scratches, burrs and other attachments on the working surface of the parts;

Strict operating procedures, seals should be installed correctly to prevent deformation in place;

Grasp the performance specifications and use requirements of seals, and replace failed parts in time;

For thin-walled parts such as side covers, sheet metal cold calibration is used; shaft hole parts that are easy to wear can use metal spraying, welding repair, adhesive, mechanical processing and other processes to reach the original size;

The nut sliding wire should be broken or loosened or replaced with a new one, and screwed to the specified torque.