Napoleon GDS60-1N Installation And Operating Instructions Manual

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Napoleon GDS60-1N Installation And Operating Instructions Manual Manual pdf 17 page image

17ENW415-1328 / A / 01.05.163.8 TOP EXIT HORIZONTAL TERMINATION(H T ) > (V T )Simple venting configuration (only one 90° elbow) See graph to determine the required vertical rise V T for therequired horizontal run HT.REQUIREDVERTICAL RISEIN INCHES(MILLIMETERS)V THORIZONTAL VENT RUN PLUS OFFSET IN FEET (METERES) H TFor vent configurations requiring more than one 90° elbow, the following formulas apply:Formula 1: H T < 4.2 VTFormula 2: HT + VT < 24.75 feet (7.5m)Example:V1 = VT = 6 FT (1.8m)H 1 = 3 FT (0.9m)H 2 = 5 FT (1.5m)H R = H1 + H2 = 3FT (0.9m) + 5FT (1.5m) = 8 FT (2.4m)H O = .03 (two 90° elbows - 90°) = .03 (180° - 90°) = 2.7FT (0.8m)H T = HR + HO = 8FT (2.4m) + 2.7FT (0.8m) = 10.7FT (3.3m)H T + VT = 10.7FT (3.3m) + 6FT (1.8m) = 16.7FT (5.1m)Formula 1: HT < 4.2 VT4.2 VT = 4.2FT (1.3m) x 6FT (1.8m) = 25.2FT (7.7m)10.7FT (3.3m) < 25.2FT (7.7m)Formula 2: HT + VT < 24.75 FT (7.5m)16.7FT (5.1m) < 24.75 (7.5m)Since both formulas are met, this vent configuration is acceptable.0 5(1.5)15(4.6)20 (6.1)100 (2540)50 (1270)150 (3810)12.5(3.8)19 1/2(495.3)57 (1447.8)147(3733.8)2(0.6)The shaded area within the lines represents acceptablevalues for H T and V T90°V1H 1 H 290°Example:V1 = 4 FT (1.2m)V2 = 1.5 FT (0.5m)VT = V1 + V2 = 4FT (1.2m) + 1.5FT (0.5m) = 5.5 FT (1.7m)H 1 = 2 FT (0.6m)H 2 = 1 FT (0.3m)H 3 = 1 FT (0.3m)H 4 = 1.5 FT (0.5m)H R = H1 + H2 + H3 + H4 = 2FT (0.6m) + 1FT (0.3m) + 1FT (0.3m) + 1.5FT (0.5m) = 5.5 FT (1.7m)H O = .03 (four 90° elbows - 90°) = .03 (360° - 90°) = 8.1 FT (2.5m)H T = HR + HO = 5.5 FT (1.7m) + 8.1 FT (2.5m) = 13.6 FT (4.2m)H T + VT = 13.6 FT (4.2m) + 5.5 FT (1.7m) = 19.1 FT (5.8m)Formula 1: HT < 4.2 VT4.2 VT = 4.2 FT (1.3m) x 5.5 FT(1.7m) = 23.1 FT (7m)13.6 FT (4.2m) < 23.1 FT (7m)Formula 2: HT + VT < 24.75 FT (7.5m)19.1FT (5.8m) < 24.75 FT (7.5m)Since both formulas are met, this vent configuration is acceptable.90°90°90°90°H1H 2V1V2H 3H 410(3.1) 19.5(5.9)16.1_2A0 5(1.5)15(4.6)20 (6.1)100 (2540)50 (1270)150 (3810)12.5(3.8)29 (737)57 (1447.8)147(3733.8)2(0.6)10(3.1) 19.5(5.9)