Copyright Goodheart-Willcox Co., Inc. 341 Chapter 16 ∣ Wheels and Tires Green Tech Tires that are taken to recycling facilities may be broken down and used to make new tires. This saves energy and materials used to produce new tires and keeps old tires out of landfills. Used tires should never be burned. Changing a Tire The steps for changing a tube tire with a wire wheel are shown in Figure 16-37. Refer to the photos as each step is discussed. 1. To dismount a tire, unscrew and remove the valve core from the valve stem, Figure 16-37A. Th is will defl ate the tire. 2. Loosen any bead locks (tire-to-rim locking devices) that may be installed. Break the bead away from the rim and push the tire away from the rim with a tire bead breaker, Figure 16-37B. If a tire bead breaker is not available, step on the sidewall to collapse the bead. 3. Lubricate the rim with a rubber lubricant or water to aid removal and prevent tire damage. Never step on the rim when removing the tire. 4. Press one side of the tire into the drop center section of the wheel rim. A B C D E F Rim strip Goodheart-Willcox Publisher Figure 16-37. Steps for removing a tube motorcycle tire from its wire wheel. A—Unscrew valve core and stem locknut. B— Force tire off the outer lip of the rim. C—Lubricate tire bead to aid removal and then pry the bead over the rim with tire irons or levers. D—Remove the tube after freeing one bead. E—Pry other bead off the wheel. F—Check under strip for problems.