CU-A4 4-Stage Ultrafiltration Water System INSTALLATION INSTRUCTIONS & OPERATING MANUAL Ver. 03/2021 Copyright ©2005-2021 ISPRING WATER SYSTEMS, LLC. All rights reserved.
We stand behind our products Since 2005, iSpring has been dedicated to providing high-quality drinking water to families across the United States. We provide various residential faucets and water filtration systems that purify your water in everyday life and deliver pure, healthy, and tasty water to you and your family. At iSpring, we strive to develop products to the highest of standards and aim to make excellent drinking water accessible for all households.
Prior to Installation Read this instruction manual carefully prior to installation. Keep this manual readily available for future reference. Table of Contents Introduction Specifications ............................................................................................................... 3 Parts List........................................................................................................................ 3 Quick Tips Inlet Water Valve in Different Sizes .............................
Congratulations on your purchase of the iSpring 4-stage Ultrafiltration water filter system. Featuring a four-stage filtration process, the CU-A4 incorporates a 0.1-micron UF membrane, a polypropylene sediment filter (PP), Active Carbon (AC), and Kinetic Degradation Fluxion (KDF) to provide crisp-tasting mineral water straight from your tap. Introduction Specifications Feed Water Pressure 20～80 psi* Feed Water Temperature 40 -100ºF Maximum Inlet Water TDS Value ≤1000 ppm Clean Water Flow 0.
Quick Tips Inlet Water Valve in Different Sizes Some homes may have either a 1/2 or 3/8 inch inlet water valve. The Feed Water Adapter (AFW43) includes a reversible adapter to match either size. For any other size, please get an adapter from your local plumbing store or contact us. If drilling is necessary, make sure that no power or water lines are in the way. Use of Quick-Fitting a.1.1 a.1.2 a.1.
a.2.4 Use a 1-1/2" Suction Base Drilling Ring to hold coolant and prevent the drill bit from slipping on the counter a.2.5 Start slowly. Be cautious with the power drill that might slip and damage the counter surface. a.2.6 Set variable speed power drill at 100 – 200 RPM. Do NOT use hammer drill on natural stone, glass, and ceramic. Hold drill bit vertically and swirl a little to apply pressure evenly in a circular motion. a.2.7 Be patient and deliberate.
Note: Use the bushing (adapter) that goes with the AFW to fit the ½” NPT or ⅜” COMP threads on your sink's Cold Water Pipe. www.123filter.com | (678) 261-7611 | support@123filter.
Installation Steps CAUTION: Improperly installed systems could result in water damage due to leaks or flooding. Proper installation of this system requires familiarity with standard sink plumbing and proper use of common hand and power tools. If you are not familiar with standard sink plumbing and proper use of common hand and power tools or have any difficulty with installing this system, please consult a licensed professional, such as a contractor or plumber. 1.
③ Installing the unit and filter cartridges 3.1 Match the stage labels and twist filter cartridges clockwise into the machine head in order. 3.2 On the cabinet wall, mark the two holes of the bracket and install two #8 x 1” round head screws to hang the unit. ④ Installing the tubing (check Quick Tips for using Quick-fitting) 4.1 Connect the blue tubing with AFW, red tubing with 1st stage, white tubing with 4th stage. 4.
Notes ★ Before you leave home or stop using the water filter for a period of time, turn off the cold water valve, AFW valve (cross position) and turn on drinking faucet to make sure no there’s no remaining pressure. ★ Should any leak and damage to the parts occur, immediately turn off the AFW valve and contact us for assistance. (678-261-7611, support@123filter.com) Warranty This Limited Warranty extends to the original purchaser of the system only.
This Limited Warranty does not cover any Manufacturer-supplied items that are defective as a result of the use of improper parts, equipment or materials. This warranty does not cover alterations or modifications of the unit, or failure of a unit caused by such alterations and modifications.
Warranty Registration To register your product for the warranty, visit our website at 123filter.com and go to the “Warranty” tab. We provide a 30-day money back guarantee, a 1-year manufacturer warranty, and lifetime tech support for all of our products. However, we do not have the order information from websites other than 123Filter.com (Amazon, Home Depot, etc.), so please be sure to fill in that information upon registration of your system.
Atlanta, GA, USA iSpringFilter.com For questions, comments, or technical support, please contact us at: support@123Filter.com (678) 261-7611 Monday-Friday 8:30 a.m. - 5:30 p.m.
