I have 4 EGT probes, one for each cylinder. I have labeled these in the setup as EGT1, EGT2, EGT3, and EGT4. I see the 4 EGT readings on the graph, but the cylinder numbers are not displayed--only 4 numbers at the bottom of the bar graph. All 4 read 75 degrees F (correct). Should the "1"...