Keyestudio KS0436 Kit Manual page 229

229
3. The bottom of your baseplate should look like the image. Remember that
the two motors should be mirror images of each other.
4. Attach the wheels by sliding them onto the plastic shafts on the gear
motor. The shaft is flat on one side, as is the wheel coupler.
Align the two, and then press to fit the wheel onto the shaft.