RainSoft turns ordinary water into extraordinary water . . .
The smart, economical way to
solve severe water problems in your home.
How the EC4 OxyTech Works
Maintenance Requirements
Step 1: Water enters the EC4 OxyTech compressed
The filtering media will eventually become exhausted or
aeration chamber. As the water passes through
consumed and will need replacement. The replacement
the compressed air chamber, the water
schedule will depend on the incoming water quality
becomes highly oxygenated. As the
and the amount of water you use. Your local authorized
water continues to flow though the
RainSoft dealer can provide you with replacement
tank, the oxygenated water converts
schedules based on your water-using habits and your
the iron, manganese and hydrogen
incoming water quality.
sulfide from dissolved minerals and
The regeneration valves are designed to last a lifetime.
gasses to physical particles.
Annual cleaning or replacement of internal parts will be
Step 2: The highly oxygenated
necessary since these parts are exposed to untreated
water then flows through the
water. Your water quality and the amount of
multimedia filter bed where iron,
regenerations will affect this schedule. Your dealer is
manganese and elemental sulphur
knowledgeable in different water qualities and the
are trapped in the multimedia bed.
necessary parts required in completing this service.
Step 3: At pre-determined intervals
Upon installation, your system will be programed with an
the system will backwash and reduce
alarm to remind you when either of the above services
all contaminants from the filter media.
are required.
Application Limitations
Operating Features
pH The influent water must be between 6.8 - 9.0.
• New LCD display prompts the user with easy-to-
understand system information and messages.
Iron Maximum of 10 ppm of ferrous (clear water) and/or
ferric (red water) iron. If iron is present, the pH should be
• Control automatically compensates and adjusts for
below 8.5. Higher pH conditions may cause the formation
daylight saving time.
of colloidal iron, which is very difficult to remove.
• The system maintains time up to 1 week without a
Iron Bacteria If iron bacteria are present, frequent
battery backup in case of a power outage. Program
service may occur and the life of the system may be
settings are maintained indefinitely, eliminating the need
limited. By properly controlling the iron bacteria with
to reprogram.
chlorine or other approved methods for bacterial
reduction, the system will function properly.
Hydrogen Sulfide Maximum of 10 ppm.
Manganese Limit 2.0 ppm; amounts over 2.0 ppm may
gradually prevent iron removal. For optimum manganese
reduction, the pH should be between 8.0 - 9.0. If iron is
also present, the pH should be below 8.5.
Chlorine The presence of chlorine in the raw water
The EC4 OxyTech series are UL and CSA listed, and are certified by TÜV to meet European CE
requirements. The EC4 OxyTech units are tested and certified by the WQA to WQA S-200 for
supply should be limited to a maximum of 1.0 ppm.
the specific performance claims as verified and substantiated by test data. Refer to the
manufacturer’s Performance Data Sheet for specific claims and certifications.
Organic Matter (Tannins) The presence of organics
Benefits will be provided by various types of RainSoft equipment when installed and operated
according to manufacturer’s recommendations. Operational, maintenance and replacement
above 2.0 ppm may hinder the operation of the system.
requirements are essential for the product to perform as advertised. All claims based on best
available information at time of printing. Manufacturer makes no representations as to the
suitability of this equipment for a particular application. Buyer relies entirely on dealer’s
recommendations in the purchase of this equipment. Independent RainSoft dealers may include,
together with your RainSoft product, a product or component that is not manufactured by
CALIFORNIA RESIDENTS: Water treatment devices sold to retail consumers in California
RainSoft or their parent company, AWTP, LLC. Any non-RainSoft product may be covered by the
accompanied by certain health claims must be certified by the California Department of
manufacturer of that product, and is not covered by the RainSoft warranty. AWTP, LLC does not
Health Services. The EC4 OxyTech series is not certified by the State of California for the
warrant that your RainSoft product and the non-RainSoft product will perform properly when used
purpose of making health claims.
together, and assumes no liability therefore.
Part No. 15893c
©2007 RainSoft Division of AWTP, LLC