The ornamental design for a motorshield for the drainage device of a cooling or air-conditioning system, as shown and described.
FIG. 1 shows a perspective view of the present design.
FIG. 2 shows a front elevational view of the present design.
FIG. 3 shows a rear elevational view of the present design.
FIG. 4 shows a left side elevational view of the present design.
FIG. 5 shows a right side elevational view of the present design.
FIG. 6 shows a top plan view of the present design.
FIG. 7 shows a bottom plan view of the present design; and,
FIG. 8 is a perspective drawing showing the drainage device of a cooling or air-conditioning system of the present design is applied to a motor shield, wherein the broken lines are shown for illustrative purposes only and forms no part of the claimed design.
The broken lines used in FIG. 7 show environmental structure and are not part of the claimed subject matter.