Remove the front axle, nuts and shims from the head assembly, install the front
wheel into the front insert, align the holes, and then penetrate the front axle. Install
the shims and nuts on both sides in turn and tighten with wrenchs.
First remove the pre installed screws on the bottom of the body and the foot pedal,
then install the foot pedal on the body, then install the auxiliary wheel assembly into
the bottom and fix it with screws
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