Costway SP37675 Manual Del Usuario página 12

STEP 3
Put the seat cushion assembly (20) on the end of the slide rail and put it
in the aluminum rail (7).
Insert the frame connecting seat(6) into the slide rail, and fix it with
hexagon socket flat head screws(13), spring washer(12) and flat
gasket(11).
Insert the fixing shaft(15) into the aluminum rail, put the blocking
plug(16) on both sides, and lock it with cross-recessed countersunk head
screw(17) on both sides.
Place the aluminum rail front end cover(14) between the connecting base
and the aluminum rail.
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