1. The pedal adjustment
assembly set (A2) is folded:
firstly loosen the pull pin (15)
on the base assembly group
(A1) and then pull it down, at
the same time, push the Pedal
adjustment assembly set (A2)
along the arrow's. When the
pull pin can be inserted into
the pedal adjustment
assembly set(A2), then tighten
the pull pin(15).
2. The rail tube set (A3) is
folded: first loosen the plum
blossom knob (18), then lower
(A3) to the lowest position,
then tighten (18).