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The four corners' Velcro are tied to the frame
respectively (see right Figure), to complete the
installation, and it can also be removed.
Backpack (optional)
Handrail precautions
Press and hold the armrest
button (see Figure 9-1) while
pulling the armrest up 90° (see
Figure 9-2)
Reset the armrest down and
complete the xing (see Figure
9-3), which is normal use
state.
9-1 9-2 9-3 9-4
Handrail
button
Normal use state