7Salt RequirementsTwo salt types are recommended for water conditioners:Block Salt: Water conditioner block salt is reasonably priced, low inimpurities, and will not cake in the salt container.Solar Salt: Solar salt is reasonably priced and low in impurities.Resin CleanersIt is always wise to provide preventative maintenance for your system.If small amounts of iron are present in your water, use a salt containingiron remover or add RainSoft water conditioner cleaner to the salttank when adding salt. If an excessive amount of iron is present in yourwater, we recommend the installation of an iron filter before theconditioner. See your RainSoft Dealer for details.Maintenance RequirementsCleaning the Regeneration ValveThe regeneration valve body is designed to last a lifetime, but fromtime to time it may be necessary to clean and lubricate the movingparts. Your water quality and the amount of regenerations necessarywill affect this maintenance schedule. Your local RainSoft Dealer isknowledgeable in the different water qualities and will have the neces-sary parts to complete this service.Testing Your WaterIf you are relying on this system for barium and radium reduction, werecommend testing your water periodically (2 times a year) with ahardness test strip (supplied) to ensure that the system is performingproperly, and that hardness, barium, and radium are being reduced*.Additional hardness test strips are available at no charge fromRainSoft. Please call 1-800-860-7638 for your free two year supply.In between testing, you can easily monitor the system’s performance inthe shower or while washing your hands. The feeling of soft watershould be present on your skin.Product Certification InformationThe EC4 Series is tested and certified by the WQA to NSF/ANSIStandard 44 for the specific performance claims as verified andsubstantiated by test data. Please refer to the performance data sheetsfor specific reductions claims.Water treatment devices sold to retail consumers in California, accom-panied by certain health claims, must be certified by the State ofCalifornia Department of Health Services.Models EC4 75 CV (certificate #06-1803), EC4 100 CV (certificate #06-1802), EC4 150 CV (certificate #06-1801), EC4-CAB 60 CV(certificate#06-1805) and EC4-CAB 100 CV (certificate #06-1804) are certified inCalifornia. All other models are not certified in the State of Californiafor the purpose of making health claims. For health claims certified bythe State of California Department of Health Services, conditions of useand replacement parts, please refer to the California performance datasheets on pages 22—31.7!Important Note: If you use acleaner containing nitric acid orother strong oxidizing agents,please use caution and followinstructions carefully.Helpful Tip: We recommend thatthis service be performed everythree years or earlier if necessary.!Important Note: The supplied teststrip only tests for hardness. Areduction of hardness is also anindication that barium and radiumare being reduced*.* Only the following models arecertified for barium and radiumreduction in the State of California:EC4 75 CV, EC4 100 CV, EC4 150CV, EC4-CAB 60 CV and EC4-CAB100 CV. All other models are notcertified in the State of Californiafor the purpose of making healthclaims.Helpful Tip: Resin cleaner willprevent the treatment media frombecoming iron fouled.!Important Note: Rock salt is notrecommended for RainSoft waterconditioners. If rock salt is used,the salt container must be cleanedout periodically. DO NOT USEGRANULATED SALT! The use ofgranulated salt may cause serviceproblems.