Owner's Manual Play Set Please refer to the Assembly section of the Assembly Manual for Maximum Fall Height. Positioning Your Play center 1. The Play center is designed to be installed on a level surface by an Adult with an Adult helper. Place in a flat area of your yard to minimize ground preparation. 2. Choose a level location for the equipment. This can reduce the likelihood of the play set tipping over and loose-fill surfacing material washing away during heavy rains. 3.