Installation, Operation andMaintenance ManualModel OFTWHOneFlow® Anti-Scale SystemChemical-Free, Salt-Free Scale PreventionIntroductionThe OneFlow® Anti-Scale System will condition the tap waterproviding optimum water characteristics for their specified appli-cations. The result is reduced equipment maintenance require-ments, longer equipment life and improved quality & consistencyof your products.The OneFlow® system is built with the finest and most advancedmaterials and each system is quality inspected and pressuretested prior to shipment. With proper installation and routinemaintenance, you will have years of trouble-free operation.Please refer to this manual when performing routine filter chang-es. The instructions make periodic maintenance quick and easyand ensure you will receive maximum benefit from your system.System SpecificationsInlet/Outlet Connections: 3/4" FNPTService Flow Rate: 0.5 gpm to 10 gpm (1.9 Ipm to 38 Ipm)Gallon Rating: OFTWH: up to 6 gpm, 24/7/365 for 2 yearsfor the OFTWHRM.Capacity: OFTWHRM cartridge does not have a grain removalcapacity, however, other contaminants present in the water willgradually degrade the effectiveness of this cartridge. Change theOFTWHRM cartridge at least once every two years.IOM-OFTWHWARNING!Read this Manual BEFORE using this equipment.Failure to read and follow all safety and use informationcan result in death, serious personal injury, propertydamage, or damage to the equipment.Keep this Manual for future reference.WARNING!Need for Periodic Inspection and Yearly Maintenance:Periodic inspection and yearly maintenance by a licensedcontractor is required. Corrosive water conditions and/orunauthorized adjustments or repair could render the valveineffective for service intended. Regular checking andcleaning of the valve’s internal components and checkstops helps assure maximum life and proper productfunction. Frequency of cleaning and inspection dependsupon local water conditions.You are required to consult the local building and plumbingcodes prior to installation. If the information in this manual isnot consistent with local building or plumbing codes, the localcodes should be followed. Inquire with governing authoritiesfor additional local requirements.WARNING!