Mayline SRF3871 - Manual (Page 3)

5. Now that both lower and upper levels have
been combined into one large organizer, carefully
place the unit on its back. Insert both lower and
upper fiberboard back panels; then insert both
upper and lower inside header panels.
6. Install corrugated inside end panels with feet
on bottom and large corner cutout to top rear of
sorter; (press inside end panels firmly against
outside end panels in both upper and lower
levels).
7. Install one corrugated shelf into the slots in the
inside end panels, with the short folded side of
the shelf on the bottom. Repeat with the
remaining shelves in both upper and lower levels,
ending with the last shelf in each level resting on
the bottom of that level.