Remove and replace drinking fountain with Elkay Flexi-Guard® Wall Mount Bi-Level ADA Water Cooler in Light Grey Turn the water off to the unit after removing the front access panels to both of the drinking fountains Disconnected the water supply and the waistline Cut the caulking around the wall then lifted both units off Will dispose of units back at shop Unboxed the new units checked the specs and found that we needed to change out the wall brackets We leveled the new brackets secured to wall Mount of the two new drinking fountains and using the manufactures measurements to stick to ADA regulations We connected the waistline than the water and had to re-mount the electrical box We turned everything back on and tested thoroughly for leaks With no leaks we put the front access panel covers back on caulked the new units to the wall We left do not use signs on top a good recommendation is 36 to 48 hours for the caulking to dry before they are used but by Monday the 16th they will be goo