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� �� 1,� .. :. �,�. �.., .. { .r . •� M +� � <br /> } .., � . • t� �� * <br /> �'aA?'A .. �7.in�'� �51 $�'yi����� . . .. " . � .& .< .. . `, . <br /> i,l.�• . 9 � 4 .i 6k�: . S" . � �.. <br /> ' K � 7:'' 9Y "1.?�; <br /> A � ���`a��� .� � � T - � r '� R.x <br /> ��DeterLnine Surface Area . > <br /> �r�� � � ,d�h ��. �: <br /> �,? "Rectangle=Area=L x W , � � <br /> z = squue feet 1 <br /> , LtnBth <br /> . `I Circle=Area=n x(Radius)= <br /> i 3.14 x x - square feet . <br /> Radiui <br /> Other=Get Surface Area from Manufacturer n=3.14 <br /> square feet . . <br /> ' 2. Calculate Gallons Per Inch <br /> There are 7.5 gallons per cubic foot of volume,therefore you must multiply the area times the <br /> conversion factor and divide bq 12 inches per Eoot to calculate gallons per inch <br /> Areax7.5+12 <br /> ! x 7.5+12 =�gallons/inch a�� <br /> � <br /> FstimateC sewa�e Flow:in callons pu day <br /> 3. Calculate Gallons to Cover Pump(with 2 inches of water covering pump) d <br /> � Numbu Typc f Type ll 'iype lii T�pe <br /> (Height(i,�)t 2 inches; x gallons/' ch ot (v <br /> ( /�G + Z )x�= 2�3�gallons <br /> 2 wo �s �so � <br /> 4. Calculate Total I'wnpout Volume 4 � �s. 2� �� <br /> I A. To IIia��iuuze pump life select sump size for 4 to 5 pump operations per day. s �so �w isa '�` <br /> °-��� gpd+4= !�3 gallons per dose � � iow �0 3io rYD`�. <br /> � B. Calculate drainback <br /> B - t2U0 675 a08 W <br /> a. D�teruiuie total pipe length;�.�s feet. `'o°"'"" <br /> b. Determuie liquid volume of pipe, 7•`/ gallons pes 100 feet. (see page F-19) � 4w <br /> c. hiulaply length by volume: Drair�ba�k quantity= �.zs �.�� <br /> L8� feet x/7•�t gallons+100 h.=s� gallons. is iosa <br /> G Total�puulp out volume equals dose volume+drainback 2s Za 87 <br /> � �_3 �allons per dose+ 5 e gallons= /�3 Total galluns s 3s.a <br /> 4 66.I <br /> 5. Calculate Volume for Alarm(typically 2 to 3 inches) <br /> Depth(in)x�allons/inch= <br /> -3 x?-`�_�gallons �' " <br /> x «: <br /> G n-.f�cu++r�+r�� a ' . <br /> irU�rlis'�-• o�.r:�YdM_�N�D�Jie rR: <br /> b. Recommended: �a� �4' wzt " ' - - - - , <br /> •w <br /> Czlculate Reserve Capacity(75%the daily flow) pip� ,� ��G�p,a <br /> :, <br /> Dail flow x.7s= 19.g " / co�uo� _r,'` <br /> �_�f,�o g � <br /> `� C� x allons � ,_,� ^� ..----•---...__. .._..- - a <br /> ,�: P,��u�i�a�� G.g -, <br /> 7. Calculate total gallons �a I(03� �' <br /> gallons over pump+gallons pumpout+gallons alarm+(gallons reserve) ;� ��������r Off Concrol� ����,� <br /> 3+� 5+6/1 � . � <br /> ~ 1/,� 7 5C'l _ ��.3 � � �O �ump hri�ht � r��� <br /> 2�t (W� .}. �J►. .{�� )� S��O�W ��_ tih�M.'ti.':it � q.Y:r . <br /> 1���'�� <br /> 8. Total D�pth (Total gallon divided by gallon per inch) n <br /> Totzl Gallon+gallon/inch f QO� �a�.�:. <br /> � !aQG T 4 = �Z inches <br /> / �N' <br /> 9. Float�eparation Distance(equal total pumpout volume) <br /> Total pusnpout v�lur�ne+�gallons/inch <br /> '�� T� � �� inches . <br /> �,��. { `��';���"�����.;�:•�;� ��~�° ^_����`�'�,�,c;;�;:-,_ ._ <br />