recommendations can cause the tire to burst or explode. 5] Operators should inspect all tires and rims for possible defects prior to mounting. DO NOT ATTEMPT MOUNT DEFECTIVE TIRES. NEVER MOUNT A TIRE ON A DEFECTIVE WHEEL RIM. 6] ALWAYS MAKE SURE TIRE SIZE MATCHES RIM SIZE prior to mounting. MISMATCHED TIRE/RIM COMBINATIONS CAN EXPLODE. fileslib. 4. Do not modify Mini-Tire Changer to perform tasks for which it was not designed. 5. Use only with accessories included with the Mini-Tire Changer. 6. Mount only to a secure, level surface able to support weight of Mini-Tire Changer and tire assembly. 7. Verify that mounting surface has no hidden utility lines before drilling or driving screws. 8.