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Overview and Site Preparation OVERVIEW There are seven easy steps to installing your Drinking Water system. They are as follows: STEP 1 - Install Cold Water Supply fitting STEP 2 - Install Drain Adapter STEP 3 - Install Reverse Osmosis Assembly STEP 4 - Install Storage Tank STEP 5 - Install Reverse Osmosis Faucet STEP 6 - Connect Tubing STEP 7 - Sanitize, Pressure Test, Purge System These steps are explained in detail over the next few pages. Figure 4 It is recommended to read through the entire
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Step 1 - Install Supply Water Fitting CHOOSE TYPE OF WATER FITTING TO 6. Do not connect the tubing to the fitting at this time. This will occur later in the installation. INSTALL Locate the cold water line in the sink cabinet. It is recom- NOTE: Once the saddle valve is installed, the nut near mended, but not required, that the cold water line be soft the handle may need to be tightened to prevent possi- water. You can use the saddle valve provided with your ble leaks. unit to tap into the cold
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Step 5 - Install RO Faucet 5. Locate the 1/4" red tubing. One end is connected to the RO Filter assembly. See Figure 21. Locate the loose end. A. Route red tube through countertop to faucet. B. Cut the loose end of the red tube square and to length. See Figure 21. NOTE: Tubing lengths should allow for the removal of the assembly from the hanger washers for servicing. If tubing lengths are shortened for neater appearance, it may be necessary to keep the assembly on the hanger washers for service.
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Step 7 - Sanitize, Test and Purge System SANITIZE THE SYSTEM Sanitizing is recommended immediately after installation of the Reverse Osmosis system. It’s also recommended after servicing inner parts. It is important that the person installing or servicing the system have clean hands while handling inner parts of the system. Complete the following steps to sanitize the system. See Figure 22. 1. Turn off the water supply to the Reverse Osmosis sys- tem. 2. Open the Reverse Osmosis faucet. 3. Loca
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How Your RO Water System Works HOW YOUR REVERSE OSMOSIS SYSTEM WORKS Reverse Osmosis Faucet: The sink or countertop faucet Introduction: Your Reverse Osmosis (RO) Drinking has a hand operated knob to access drinking water. See Water System uses your household water pressure to Figure 24. An air-gap is built into the faucet drain water force water through three filters. Minerals and impurities connection to comply with plumbing codes. See Figure are filtered out. Delicious tasting drinking water
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How Your RO Water System Works PRODUCT WATER FAUCET air gap 6 PRODUCT WATER gravity drain WASTE WATER AUTOMATIC drain flow check SHUTOFF control valve 8 WATER IN GREEN BLUE 1 PRODUCT PREFILTER POSTFILTER WATER STORAGE 5 7 RED YELLOW RO MEMBRANE 4 3 2 Reverse Osmosis Water Flow Schematic Figure 24 Water Flow Description 1. Water enters prefilter. Sand, silt and other sediments are reduced. Chlorine is also reduced. 2. Water leaves prefilter and proceeds to the Reverse Osmosis Cartridge. 3. Water
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Maintenance PREFILTER/POSTFILTER MAINTENANCE Cover NOTE: It is recommended to replace the battery, prefilter and postfilter cartridges at least every 6 months of prod- uct water use. Replace more often if they begin to plug with sediments. The prefilter and postfilter are replaceable sediment car- tridges with activated carbon in its composition. See Figure 25. You must periodically replace the prefilter and postfilter cartridge. This will protect the RO membrane from being destroyed by chlorine
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OWNER'S MANUAL
Reverse Osmosis
System
MODEL NO. 625.381560
UltraFilter 450
Caution:
Read and follow all safety rules and operating
• Warranty
instructions before first use of this product.
• Installation
Questions ?
• How It Works
Visit www.KenmoreWater.com
• Care Of
or call toll free 1-800-426-9345 (M - F, 7AM - 8 PM CST)
Repair or Parts ? Call toll free 1-800-366-7278 • Specifications
See back cover for other Sears service numbers. • Repair Parts
SAVE THIS MANUAL
System Tested and Certified by
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Table of Contents Unpack and Check Shipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 What Your Reverse Osmosis System Will do . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Plan Your Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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What Your Reverse Osmosis System Will Do Your Reverse Osmosis (RO) Drinking Water System is a The postfilter reduces any tastes and/or odors that may water treatment unit. It uses household water pressure to remain in the water, after passing through the RO mem- reverse a natural physical process called osmosis. Water, brane, and just before going to the RO faucet. To prevent under pressure, is forced through a semi-permeable water waste, an automatic shutoff valve closes when the membrane where
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