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....=1•�L.L'k.1L�.��.LOL'frH�.;r_:► ��nFa:�..��r�., � . � , � , �.... , . <br /> • �. <br /> � ' � <br /> ' `\ <br /> t • <br /> �p. Determin�F�p �pacitq: � �ur(10 m)t,�stay ahead of <br /> 1. Minimum suggested is 600 gavons per 8rP <br /> WM,a�cimum��fcr delivery t4 a dr°P b°x of a home systiem b 2.700 _ <br /> u of in drop box. 6 0 � ���,C..�-„�� <br /> hour(4s BPm�tO p�� � � <br /> 2� gaUons�m design of pressu��tion system. pipe L,a�� e <br /> 3. Use valu SELEC'I�D P�JMp C1��pACT17C�----- E! point o[Dt.r. <br /> e head reqn��� F1a�ruba DiHaenca � <br /> B.�eteraun ���and point of discha►rge. • <br /> �, flevadon diffeitnce �t <br /> ��distribution system.add flve feet for pressnre . <br /> 2 IE��g to a F-18b <br /> required at a�anifcld � .f� 3.0�eh <br /> �P� 1�IeM�t�lt d O�P� <br /> 3. Friction lass �p;pe diametrc'.C�.�r�e�t- lp 0.69 0.20• <br /> a. Enter friction loss table withl��f from page F 18. ,C�� 12 0.96 0 8 <br /> Rea�d fdction loss ir fe�t p�s . 1 6 t.� 0.4s. <br /> F.L s /',SS fL/100 fto f p1Pe 0.60 <br /> � b. Determine total pipe 1e�8�►from pumP tO�'�'� � �� p,73 0.11 <br /> int. Add 25 paceT�t to p�p���8�for fltting 3.�3 1• 0 23 <br /> p� 1oss c�rL Equivales�t pipe 3p 5.23 � 0.30 <br /> loss.c r u s e a fittin g : 7.9 0 0.39 <br /> length-1.25 �_X��s �7� feet � 141�3 � o.SB <br /> muldplyi:+g 3.99 <br /> c. Calculate total friction loss by len h. s� . 4.76 0.70 <br /> friction loss in ft/100�bY�ival, `�Pet�� /. ,� feet 60 5.60 0.82 <br /> 1.=- <br /> x..1s��-- � <br /> Total friction loss s is t�he�suti►af elevadon diffesence. <br /> '� 4. Totai hend req� • � <br /> � special head requi�m���and total friction loss. <br /> ,, i U += + f, � <br /> '' --- (y (3� • <br /> TOTAL HEAD � �o'� feet � <br /> . D-7 <br /> � � C. Pump selection m (St A)with at least n,a,u.�or«� .� <br /> to deliver at least �SP � �'""'� s� �'""-'"-- <br /> �' 1. A pumP must be selected n.s oF �cs�oe►� <br /> �� , ecci oo�.s c n m <br /> ��a.. Eee t o f t o t a l h ead(S�p B). � ,� <br /> I . z �� � z�s <br /> 3 rss <br /> ! D. Total P,impout Volume p for 4 to 5 pumP°Pd�eo��day ` � ,'�,", s,.. <br /> llfe Select sum size ess ss: <br /> � 1. To maximize� � � gallons per , �oeo .00 'To <br /> gpd*4� e �aoo • sr� '°° <br /> '� 2. Calculate drainback F-18a . <br /> len , �°f eet. 100 f eet. tsee page F-18) <br /> 1. Derermine total pipe 8� 1Z�.8allons per �� `� a.uoe� <br /> 2. Determine liquid volume of pipe. 1 4.4 <br /> 3. Multiply length by volum� Drainback q�ntity O Ilons. <br /> (�_feet x !�-`� gallons/100 ft.s u�_ry A���dninback � J,.25 7.� <br /> pereent oE umped q p P 8 costs ar� 1 � <br /> •Sugg�sted drainback q�n���on efRcien�Y s��8htly buc um in eneBY <br /> percencage will decrease P'u of the total household energy ros�• ;�� <br /> usUally a relatively small part 2.5 24 <br /> 3. Total pump out volume equals dose volume+drainback9- ,.ro�G�lons 3 3F <br /> � �=gallons per aose+_..L�---.S�ons=�.�,---�- 4} 6f <br />