Step 1: Take off the black plastic cover
Step 2: Use the provided Allen key to unscrew the 2 mounting screws
Step 3: Place the new Motor into the mount and make sure the black connector cord is placed in the right slot.
Step 4: Screw back the 2 screws and place the black cap over it
Step 5: Reset the desk to have both desk start at the lowest position by pressing up and down at the same time.