ABSTRACT
Step 1a-Use LEGO tires to assemble the robot’s chassis.
Step 1b-Finely adjust the bar so that the height is at a suitable level.
Step 1c-Assemble the robot arm’s ¡xed platform.
Step 2a-Assemble the activity bar. Inspect whether the two side gears may rub against the motor. If there is rubbing, please adjust the bar distance.
