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Chapter 3—System Design <br /> Four Burner Range <br /> Compulsory Nozzle NL2L <br /> Note <br /> Flow Points Per Nozzle 2(Two) <br /> The range <br /> cannot be under Number of Nozzles Required 1(One) <br /> a backshelf Maximum Area of Protection 28 inches x 2$inches <br /> when using <br /> high mount No2zle Location Center of the cooking surface only. <br /> protection. Nozzle Height 34 inches to 48 inches above the cooking surface. <br /> Nozzle Aiming Directly down only. <br /> Graphic Representation See figure 3-9 <br /> Example:A four burner range has a hazard size of 20 in.(51 cm)in length and 27 in.(69 <br /> � J cm)in width.Follow down the Range Length column in the Nozzle Positioning Chart until <br /> you come to 20 in.(51 cm).Continue down this column until the correct width appears in <br /> the width column.When the width of 27 in.(69 cm)is arrived at,read across to the radius <br /> column to determine the size of radius allowed,for positioning of the nozzle,from the hazard <br /> area centerline.In this example,the correct radius is 3 in.(8 cm).The nozale can be aimed <br /> straight down anywhere within a 3 in.(8 cm)radius of the hazard area centerline. <br /> Nozxle must be located(beigbtzviseJ anyaubere z�itbin tbe sbaded area, <br /> and centered above tbe cooking sur�'ace. <br /> � -- <br /> R" <br /> � <br /> 1 <br /> ! <br /> 48" <br /> 34" <br /> L" � <br /> W" <br /> � <br /> Figure 3-9 <br /> UL EX4521 December 13,2005 Page rev.C <br /> 24 Part#10053 <br />