US D522615 S1
FIG. 1 is a front perspective view of a service unit showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof opposite to that shown in FIG. 4;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a back elevational view thereof opposite to that shown in FIG. 3.
The subject matter shown in broken lines is for illustrative purposes only and forms no part of the claimed design.