First, try to use the sealant, you can use the paint to achieve the ideal sealing effect;

Second, the rubber seal should be carefully checked for appearance quality before assembly; use special tools to press fit to avoid knocking deformation;

Third, fill the lubricating grease according to the regulations, and regularly clean the venting holes and check valves;

Fourth, the assembly is carried out under extremely clean conditions, and the working surface of the parts is free from bumps, scratches, burrs and other attachments;

Fifth, strict operating procedures, seals should be properly installed to prevent deformation in place;

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

Seventh, for the thin-walled parts of the side cover, the sheet metal is used for cold correction; the shaft hole parts that are easy to wear can be metallized, welded, glued, machined, etc. to achieve the original size;

8. The nut slide wire is broken and loose, and the new piece should be repaired or replaced, and screwed to the specified torque.