Window in turbo unit cover

FIG. 1 is a perspective view of a turbo unit showing a new design for a window in the turbo unit cover;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and

FIG. 7 is a bottom view thereof

FIG. 8 is a perspective view of a turbo unit showing another new design for a window in the turbo unit cover;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken lines shown throughout the views represent the portions of the turbo unit cover, which form no part of the claimed design.