1. The tire must be installed on the specified model and rim with smooth and flat surface and model and size meeting the requirements, and damaged and deformed rim shall not be used;
2. The same axle shall be equipped with tires of the same brand, specification, structure, level and pattern; Ordinary structure tire and radial tire cannot be used together;
3. When equipped with directional pattern tire, the rotation direction mark of the tire shall be consistent with the driving direction;
4. When replacing a new tire, it is best to replace the whole vehicle, otherwise the new tire should be installed on the front wheel and rear repair wheel;
5. When installing the inner tube, check whether there are sundries inside the outer tube, and apply talc powder on the inner wall and inner and outer surfaces of the outer tube to facilitate the extension of the inner tube. The inner tube valve shall be placed in the center of the rim valve hole;
6. Special tools or instruments (crowbar bead remover, tire disassembly machine, etc.) shall be used for tire disassembly and assembly. After the tire is installed, fill a small amount of air first, and then continue to fill to the corresponding air pressure after the inner tube is extended; After towing the tire for a certain period of time, the tire shall be transposed left and right, and the use, disassembly and damage records shall be made.
