And this is an Easy tutorial about 2 wheels DIY Robot Smart Car chassis installation process
STEP 1: Insert the fastener into the chassis after tearing off the yellow protection wrap of the chassis,the fastener and the code wheel
STEP 2: Install the code wheel and fix the motor to the chassis .(Attention,the copper sheet of the leading wire of the motor should face outward,the same side of the wheel)
STEP 3: Fix the motor to the chassis ,then insert and tighten the screws.
STEP 4: Insert the screws and fix the battery container.
STEP 5: Insert the spacer and tighten the 8 screws to fix the hammer caster.Hold tight and insert the motor(protection fastener) to the wheel .