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I. Determine surface area Sizing of Dosing Chamber <br /> Rectangle area = L x W wdlhI <br /> x = sq feet II <br /> Circle area = x (diameter)2 <br /> n+4 ``ngll, <br /> 3.14--4 x x - sgft <br /> Other? Get surface area from manufacturer. sgft ><=s.i� <br /> Diameter <br /> 2. Calculate gallons per inch <br /> There are 7.5 gallon per cubic foot of volume, therefore you must multiply the area times the <br /> conversion factor and divide by 12 inch per foot to calculate gallon per inch. <br /> Area x 7.5=-12 = x 7.5 + 12 gallon per inch <br /> Legal Tank: <br /> 3. Total tank volume 500 gallons or <br /> Depth (inch) x gallon/inch = 9 x —! .�.y 2 gallon 100% the Daily flow <br /> or <br /> 4. Calculate gallon to cover pump (with 2-3 inch of water coverin um Alternating Pumps <br /> (Pump & Block height (inch) +2 inch) x gallon/inch g p p) <br /> x Z.. gallon Eainwed Smage no.3 in Calkm M day <br /> N� CIM 1 Qaa 8 chn m pM <br /> 5. Calculate Total Puutpout Volume `" <br /> A. To maximize pump life, select sump size for 4 to 5 um <br /> 3 iso U iII°,° 61Yi <br /> per day. pump operations 4 6W 575 a� <br /> __2 gpd +-� _ /S'D 5 750 .50 Ivo �� <br /> B. Calculate drainback gallon per dose 6 9W 3 »2 r I <br /> 7 IWO 600 JA a <br /> a. Determine total pipe length, S� R I 675 ,�, m <br /> feet. ear <br /> b. Determine liquid volume of pipe, ./7 gallon per foot. <br /> c. Drainback quantity = _ _ ft x Pipe Diameter Gallons per ft <br /> C. Total pump out volume ./7 gal - —gal inches <br /> L5 gal/dose + Lf 1 0.045 <br /> gal = / S$. 5" Total gallon 125 0.078 <br /> 1.5 0.11 <br /> 6. Float separation distance (equal total pumpout volume) 2 0.17 <br /> Total pumpvolume _gal/inch 2�5 0.25 <br /> 3 0.38 <br /> inch 4 0.66 <br /> 7. Calculate volume-for alarm (typically 2 to 3 inches) i <br /> _ Y <br /> Depth (inch) x gallon/inch =_�x--Z= -gallon <br /> 8. Calculate total gallon <br /> gallon over pump + gallon pumpout +gallon alarm <br /> 4 + 5 + 7 <br /> 2 <br /> + <br /> Inlet `. ` w+x' pets <br /> 9. Total depth = total gallon+gallon/inch pipe Pe <br /> Reseryapacity <br /> z � inch e C <br /> On Control <br /> ---- ------ <br /> Pumpoul volume <br /> EDailylflow <br /> mended: :.: ......... ' <br /> `' Ot(Control <br /> ate reserve capacity (75% the daily flow) .Y <br /> _ — Pump height x .75 = 7� x .75 - S62.3^gallons <br /> �_'� <br />