g) Install the six platform connecting elements [4] to both front panels [8].
Repeat this step on the other side.
h) Install the lower [2] and the upper platform supports [3] to the platform
connecting elements [4]. Repeat this step on the other side.
i)
Install two boards [11] for the lower platform supports [2] and one board for
the upper platform supports [3]. Repeat this step on the other side.