NAMCO PACMAN AIR HOCKEY 4P User Manual page 7

Assembly Instruction
4 strong adults are required to turn the table over.
Once the legs are tightly screwed onto the table base , flip and
position the table by 90 degree angle ; then flip it again in the
same manner to conclude with the upright position.
Set table down all four legs at the same time.
Please ensure the ground wire
attached to the floor.
Ground wire