The ornamental design for controls of an evaporativecooler, as shown and described.
FIG. 1 is a top, front, and right side perspective view of controls of an evaporative cooler showing my new design;
FIG. 2 is an additional enlarged top, front, and right side perspective view thereof;
FIG. 3 is an enlarged right side elevational view thereof, the left side being a mirror image of that shown;
FIG. 4 is an enlarged top plan view thereof; and,
FIG. 5 is an enlarged front elevational view thereof.
The broken-line disclosure of the remainder of the evaporative cooler in FIG. 1, the broken-line fragments of the remainder of the evaporative cooler in FIGS. 2–5, and the broken-line horizontal elements on the front of the controls are shown for illustrative purposes only and form no part of the claimed design.