FIG. 1 is a front, bottom and left side perspective view of a drain pan for heat exchanger, showing our new design;
FIG. 2 is a front, bottom and right side perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof;
FIG. 9 is a vertical cross-sectional view thereof; taken along line 9-9 of FIG. 3;
FIG. 10 is a horizontal cross-sectional view thereof; taken along line 10-10 of FIG. 3;
FIG. 11 is a front, bottom and left side perspective view of a drain pan for heat exchanger, showing a second embodiment of our new design;
FIG. 12 is a front, bottom and right side perspective view thereof;
FIG. 13 is a front elevational view thereof;
FIG. 14 is a rear elevational view thereof;
FIG. 15 is a left side elevational view thereof;
FIG. 16 is a right side elevational view thereof;
FIG. 17 is a top plan view thereof;
FIG. 18 is a bottom plan view thereof;
FIG. 19 is a vertical cross-sectional view thereof; taken along line 19-19 of FIG. 13; and,
FIG. 20 is a horizontal cross-sectional view thereof; taken along line 20-20 of FIG. 13.
The broken line shown in the drawings are for the purpose of illustrating portions of the article that form no part of the claimed design.