2. Secondly, use a tire scraper to separate the inner edge of the tire from the rim, then put the prepared wheel on the tire scraper, clamp the tire with the tire scraper, then put the tire into the tire seam with a crowbar, control the wheel rotation with a pedal to separate the tire from the rim, take off the tire from the tire scraper, take off the old tire, put the new tire in the direction of the rim sleeve, and then fix the installed tire on the tire scraper in the same way with the help of hands.
3. Finally, install the wheels with changed tires on the hub, tighten the screws, adjust the tire pressure of each tire, reset the tire pressure, and finally carry out trial operation.