“WHAT IS THE SIZE/DIM, APPROX, OF THE COMPRESSOR-BUMP OUT IN THE 21.7-CU FT MODEL #WZC5422DW FREEZER? IS IT SLIGHTLY LARGER THAN THE 9" BUMP OUT IN THE BOTTOM OF THE 15-CU FT MODEL WZC3115DW, OR DOES IT GOES ALL THE WAY ACROSS FROM BACK TO FRONT?”