Attach panels (17,18) to the second set of shelves (13) using cam bolts and dowels as guides. Insert cam locks (A) into shelves (13) and tighten with a screwdriver. Note that two cam locks will be inserted into each shelf.
Attach the shelf assembly from the previous step to door (19) using cam bolts and dowels as guides. Insert cam locks (A) into panels (17,18) and tighten with a screwdriver.