20. HIGH-SPEED TIRE RIM AND TIRE INSPECTION RIM INSPECTION Check the rim and remove rust and rubber materials from the rim. Air leak will be caused by rim deformation or cracks. When the tire or rim has cracks, do not repair them and immediately replace with a new one. THE DEPTH AND WIDTH OF TIRE SCAR IS OVER 0.5MM AND 1.0MM TIRE INSPECTION The tire cannot be repaired and must be replaced with a new one under the following conditions. ·Tire crack or break is caused by a foreign object of 6mm outer radius. ·The layer of tire-contact part falls off. ·Worn tire tread. ·Worn tire bead. ·Broken tire bead stiffener or other bead damage. ·Broken fabrics. ·Deflection caused by dragging force. ·Rubber cutting damage. ·Abnormal internal anti-leak rubber. ·Side wall breaks or damage. ·Tire tread depth is under 0.8mm INSTALLATION Before installation, check the tire inside for damage. When the tire is deformed, repair and correct the deformed part by hand. Apply vegetable soapy water to the right and left sides of tire bead. Keep the tire upright and start to install the tire from the back of the rim valve according to the order of 1 2 3 4. Then, push the tire into the rim by hand to the part where hands can reach in. 20-11