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26/27/2006 13:25 425-771-7956 ROMEK,INC PA6E �2 <br />August 10, 2004 <br />To: <br />Subject: F'otable Water Suppiy Back Flow Prevetltfon Design <br />Manitowoc Ice Machines <br />FpMbwoa le� D1vMlon <br />M�nl�Moo ModMrvh�� OAVp <br />Manitowoc ice machines are "T�TSF/ANSI 12 Automatic L'ce Making Bquipment" listed, <br />One of the requirements of NSF listed ice machines is back flow prevention of the <br />potab.e water system. lntemal to a111�1anitowoc Ice Machines is an air-gap between the <br />inlet water fitting snd the water leve] ia the reservo;r; this is the design that meets the <br />standard and creates thc beck flow prevendon. To receive IJSF approval the design must <br />meet this requiremenk <br />If back f]ow preve:ation is required on the water-cooled �ondenser k•ater circuit, it will <br />need to be added externally to the Ice Machine by the installer. <br />All the icc maciiines, listed by manufactures name, which meet this NSF 12 standard een <br />be cnn be accessec3 on the NSF web site at www.nsf.or¢. <br />B�rry Hett <br />Re�iona! &n•ice IVbanaeer <br />11�nitowoc Ice Inc. <br />%`(. C�"�� �� <br />�'Yl,�le � U$Gd <br />C �'�,1� � s <br />�,�r r C'.�(e� :, <br />�Q�frr�.ca... <br />