5. Tighten the 4 screws. You should keep swapping between the
screws to ensure that the faceplate has a consistent gap from the
stem along all edges and tighten securely. The handlebar should
be aligned so that the once front wheel is installed, the brake
levers are at 45 degrees to the ground.
6. Tighten the screw under the black rubber cover where on the
top of the fork.
7. Align the stem with the front wheel. Tighten the two screws on
the stem.
Front wheel
1. Turn the bike upside down on the ground. Put the soft foam
under the handlebar to prevent crushing the display, phone
holder and other parts.
2. Remove the nuts and washers at both sides of the front wheel
motor. Keep the protruding washers on the axle.
3. Lift the bike, then insert the disc rotor into the caliper. Insert
the axle into the hooks on the bottom of the fork. Make sure that
they engage on the fork nicely. The protruding washers are inside
the forks. The protruding part are in the hooks of the fork.
4. Put the flat washers and the nuts on both sides of the axle.
Tighten the nuts with a wrench. Keep the wheel in the center of
the front fork when tightening it.