Number of burners, exhaust gas exit location

AFR = 5

AFR = 9.5

AFR = 15

1 burner, top

0.00

0.00

5.27

1 burner, lateral

0.00

0.00

6.90

2 burners, top

0.00

0.00

6.93

2 burners, lateral

0.00

0.00

6.93