Kenmore 625.38575 Water Dispenser User Manual
Contents
1. PURGING RO MEMBRANE Important purging instructions The RO cartridge contains a food grade preservative that should be rinsed before using water from the system The preserva tive will give product water an unpleasant taste and odor 9 1 Allow the storage tank to fill for about 4 hours Then open the RO faucet until the tank is empty and flow stops Close the RO faucet 2 Repeat step 1 five more times for a total of 6 to purge the RO system Then the RO system is ready to make product water for use Problems Questions Call 1 800 426 9345 Kenmore Water Line HOW YOUR REVERSE OSMOSIS SYSTEM WORKS PREFILTER Water from the cold supply pipe enters the RO as sembly prefilter first Figure 8 page 8 and sche matic page 11 The prefilter has a replaceable sediment cartridge with activated carbon in its composition The car tridge 10 micron removes sand silt dirt other sedi ments and up to the ppm of chlorine shown in the specifications from the feed water page 16 Chlo rine will destroy the RO membrane Filtered clean chlorine free water flows from the prefilter to the RO membrane cartridge IMPORTANT See prefilter maintenance page 12 REVERSE OSMOSIS RO CARTRIDGE The RO cartridge is a tightly wound special mem brane The membrane removes the dissolved solids and organic matter when water is forced through the cartridge High quality product water about one ounce per minute exits the RO ca2. 2 Inspect the end about 1 of the tubing to be sure there are no nicks scratches or other rough spots If needed cut the tubing again 3 Push tubing through the collet and all the way into fitting Full engagement is 11 16 for 1 4 tubing and 3 4 for 3 8 tubing If using tubing other than tubing supplied with the system be sure it is of high quality exact size and roundness with a smooth surface Tubing correctly cut and connected cut tubing square collet eg Fes oe et o end of tubing round and r smooth with no cuts aiei ase nicks or flat spots i engagement 3m as 3 4 3 8 a Figure 12 To Disconnect Tubing Figure 13 Push the collet in ward and hold with a finger while pulling the tubing out Changing Collet and O ring Figure 13 1 With a small screwdriver remove the collet and o ring from the fitting Be careful not to scratch the in ternal walls of the collet port 2 Be sure the port is clean then lubricate and insert the o ring seal to the bottom of the port 3 Push the collet inward until it locks in place Replacing collet and o ring seal Push o ring seal in to bottom of port then follow with collet fitting collet depress to remove tubing a e Figure 13 o ring seal collet CAUTION DO NOT USE VINEGAR OR OTHER ACIDBASED CLEANERS ON THIS RO SYSTEM THEY WILL DEGRADE SOME RO SYSTEM PARTS ALWAYS USE SOAP AND
3. AA batteries are first applied at ini tial start up the LED indicator light will flashina red amber green sequence All timers and counters are reset to Zero In order to reset the monitor time and gallon count feature the batteries should be removed for a mini mum of five seconds and then reinserted Batteries need to be replaced once a year at the time of filter replacement Do not mix battery types use only AA alkaline batteries Improper placement of batteries could damage electronics Use care when inserting batteries to align them correctly in manifold with the proper polarity SHUTOFF ASSEMBLY To conserve water the drinking water system has an automatic shutoff system When the storage tank has filled to capacity and the drinking water faucet is closed pressure closes the shutoff to stop flow to drain Pressure in the storage tank is about half of the water supply pressure After drinking water is used and pressure in the system drops the shutoff opens to allow water flow again CHECK VALVE A check valve Figure 14 is located in the RO man ifold above the center sump The check valve pre vents a backward flow of product water from the storage tank A backward flow could rupture the RO membrane FLOW CONTROL Water flow through the RO membrane is regulated by the flow control It maintains the desired flow rate to obtain the highest quality drinking water The flow control
4. Rep l Electronic Ring 9006062 Screw 2 req 7208489 Drain Adaptor 9041700 Hanger Washer 2 req 7227310 Tee Feed Adaptor 7234210 Paddlewheel amp O Ring Kit 7266631 Faucet Description of Part Description of Part 7234228 Paddlewheel Cover incl screws 7234333 Cover 7234294 PWA incl screw 7209566 Push in Fitting Kit 1 4 A 7234317 Check Ball Assembly 7209574 Push in Fitting Kit 3 8 7229451 Screw 4 req 7255096 Manifold incl key nos 6 7 9 13 7229532 Automatic Shut off Cover 7266615 Owner s Manual 7250876 Diaphragm Kit Optional Accessories and Tubing 7234325 Plunger amp Spacer Ring Kit 7161823 Tubing 1 4 x 20 white 7 7095030 Cone Screen 7161784 Tubing 1 4 x 100 white F 42 38476 Filter Carbon Block 2 pack 7157280 Tubing 3 8 x 20 white 7 7267970 RO Membrane Cartridge m 7161750 Tubing 3 8 x 100 white m 7208560 Connector 1 4 x 3 8 7122798 Optional Drain Adaptor 7205326 Storage Tank LCE 42 34707 Suppl Storage Tank 3 2 gallon m 7123613 Grease for O Rings Tubing for remote installations not included see page 17 also direct replacement for colored lengths of tub ing T A See page 18 for use locations Note This o ring and collet are for replacement in
5. as shown on page 17 is preferred However if that is not pos sible or practical the included drain adapter installs in the sink drain pipe always above or ahead of the p trap Figure 4 Be sure to comply with your local plumbing codes Other drain pipe fittings in addi tion to the adapter may be needed H The drain adapter fits 1 1 2 sink drain pipe E The adapter installs directly onto the sink tailpiece as typically shown in Figure 4 and Figure 5 E Locate so drain tubing from the faucet makes a straight run to the adapter without dips loops low spots or kinks Note Consult a plumber if you are not familiar with plumbing procedures 1 Use a ferrule and nut to assemble the drain tubing connector to the drain adapter Figure 5 Turn the connector to about 45 from the 12 00 position as shown to 10 00 or 2 00 position as needed Tighten the nut securely 2 Carefully disassemble the sink drain pipe and clean the tailpiece to assure a leak tight fit 3 Install the drain adapter onto the sink tailpiece using a ferrule and nut Snug the nut but do not tighten Note If needed to make fit you can cut to shorten the unthreaded end of the adapter Do not cut too short so the adapter will make a leak tight seal with the connecting fitting 4 Assemble the p trap to the drain adapter and oth er drain pipe fittings as required check codes to complete the drain run 5 Tighten all connections but do not ove
6. RO ERT Figure 2 TOOLS AND MATERIALS NEEDED adjustable wrench standard pliers and larger adjustable jaw pliers or pipe wrench to fit sink drain slotted and Phillips head screwdrivers gt plumbers putty P electric drill and bits if hole is needed for the RO faucet page 6 6 STEPS TO INSTALL STEP 1 Install Cold Water Supply fittings STEP 2 Install Drain Adapter STEP 3 Install Faucet 4 Problems Questions Call 1 800 STEP 4 Install RO Assembly STEP 5 Install Storage Tank Make Remaining Tub ing Connections STEP 6 Sanitizing Pressure Testing Purging 426 9345 Kenmore Water Line STEP 1 INSTALL COLD WATER SUPPLY FITTING Check and comply with local plumbing codes as you plan then install a cold feed supply water fitting The fitting must provide a leak tight connection to the RO 1 4 tubing see Figure 8 page 8 A typical connection using the included water supply fitting is shown in Figure 3A below An optional connection using standard plumbing fittings not included is shown in Figure 3B Note Codes in the state of Massachusetts require installation by a licensed plumber and do not permit the use of a saddle valve For installation use plumbing code 248 CMR of the Commonwealth of Massachusetts A WATER SUPPLY FITTING 1 Close the house main water shutoff valve and open faucets to drain water from the sink cold water pipe 2 Remove nut
7. in the specifications and be sure your water supply con forms Also see Water Supply on page 4 Y This system shall only be used for arsenic reduc tion on chlorinated water supplies containing de tectable residual free chlorine at the system inlet Water systems using an inline chlorinator should W The reverse osmosis membrane contains a pre provide a one minute chlorine contact time before servative for storage and shipment Be sure to purge the RO system A as instructed on page 9 before using product water Problems Questions Call 1 800 426 9345 Kenmore Water Line TABLE OF CONTENTS Where To Install the RO System 4 Tools and Materials Needed 4 6 Steps to Install 0000 4 Install Cold Water Supply Fitting 5 Install Drain Adapter 0 6 Install Faucet 0 0 eee eee ee eee 6 Install RO Assembly 0 7 Install Storage Tank Make Tubing Connechons wags sos voi Cae Sees YE 8 Sanitizing Pressure Test Purging 9 How the RO System Works 10 Care of Your RO System 11 Dimensions Specifications 16 Remote Installation Locations 17 Repair Parts oreo None es send fits oP Rae 18 WHAT YOUR REVERSE OSMOSIS SYSTEM WILL DO Your Reverse Osmosis RO Drinking Water System is a water treatment unit It uses household water pressure to reverse a natural
8. for nitrate nitrite reduction only for the reverse osmosis system water supplies with a pressure of 280 kPa 40 psig or greater This system is supplied with a nitrate ni trite test kit Product water should be monitored pe riodically according to the instructions provided with the test kit YV Do not attempt to use this product to make safe drinking water from non potable water sources Do not use the system on microbiologically unsafe wa ter or water of unknown quality without adequate disinfection before or after the system This system V The reverse osmosis system works on water pres is certified for cyst reduction and may be used on sures of 40 psi minimum to 100 psi maximum If disinfected water that may contain filterable cysts your house water pressure is over the maximum install a pressure reducing valve in the water supply Y Check with your local public works department pipe to the reverse osmosis system for plumbing and sanitation codes You must fol j low their guides as you install the system Follow v Do not install the reverse osmosis system out your local codes if they differ with guides in this side orin extreme hot or cold temperatures Temper manual Massachusetts plumbing code 248 CMR ature of the water supply to the reverse osmosis sys shall be adhered to Please consult your licensed tem must be between 40 F and 100 F Do not install plumber on hot water V Read the other limits pH hardness etc
9. is located in the end of the 1 4 red drain tubing at the RO manifold drain port Problems Questions Call 1 800 426 9345 Kenmore Water Line HOW YOUR REVERSE OSMOSIS SYSTEM WORKS PRODUCT WATER FAUCET BLUE afe WATER GREEN REVERSE OSMOSIS WATER FLOW SCHEMATIC PRODUCT WATER drain flow control AUTOMATIC SHUTOFF PRODUCT amp WATER 9 STORAGE gravity peg drain PREFILTER MEMBRANE POSTFILTER Figure 9 CARE OF YOUR REVERSE OSMOSIS SYSTEM To keep your reverse osmosis system operating and producing high quality water you must make sure supply water is always within the limits shown in the specifications Good supply water soft water is rec ommended helps to assure longer life from the RO membrane cartridge prefilter and postfilter car tridges However each of these will wear out in time and need replacement This reverse osmosis system contains a replace able treatment component critical for effective removal of total dissolved solids The monitor faucet feature provides continuous analysis of the systems performance 11 If the RO assembly is wall mounted you may be able to replace parts with the assembly left on the wall If not simply lift the RO assembly from the mounting washers and lay on the cabinet floor when replacing the prefilter and post filter cartridges and RO mem brane Note To prevent s
10. physical process called osmosis Water under pressure is forced through a semi permeable membrane where minerals and im purities are filtered out Clean drinking water goes to the faucet or storage while minerals and impurities are sent to the drain with RO waste water The miner als and impurities are measured in water as total dis solved solids TDS The system includes replaceable pre and postfilter sediment carbon cartridges The prefilter removes sand silt dirt rust particles other sediments and chlorine from the water supply before it can enter the RO membrane The postfilter removes any tastes and or odors that may remain in the water after passing through the RO membrane and just before going to the RO faucet To prevent water waste an automatic shutoff valve closes when the RO faucet is closed and the storage tank is full Your reverse osmosis system gives you a continuous supply of sparkling clear delicious water for drink ing cooking and other uses Foods will look and taste better too Having high quality RO product wa ter at your fingertips eliminates the need to buy bottled water The storage tank holds over 2 gallons of RO product water for your needs BEFORE YOU BEGIN TO INSTALL THE RO SYSTEM FOR OPTIMUM PERFORMANCE YOUR KEN MORE REVERSE OSMOSIS SYSTEM SHOULD BE INSTALLED ON SOFTENED WATER CAUTION A refrigerator icemaker may not operate properly when connected to a reverse osmosis sys tem
11. that has been installed on a water system that op erates outside of the specified pressures listed on page 16 Check Your Water Supply The cold water supply to the RO system must be within certain quality limits See the specification table on page 16 If supply water is not within limits the RO system can not make product water as it should and reduced RO mem brane life will result Trained sales people at Sears can perform a free water analysis This basic test can help determine if any additional water treatment is required before the RO system CAUTION Chlorine in the water will destroy the RO membrane Most cities add chlorine to the water supply to kill bacteria The prefilter removes chlorine up to the limits shown in the specifications before it enters the RO membrane It is important to replace the prefilter cartridge at least every 6 months See the RO care guide on page 13 Check Parts Included Unpack the carton and re move the RO system In addition to the assembled RO and the storage tank the system includes the parts illustrated below a separate length of tubing and this manual i D S TEFLON Da TAPE HANGER WASHERS amp SCREWS TUBING ADAPTER RO PRODUCT o WATER FAUCET DRAIN WATER SUPPLY FAUCET ADAPTER FITTING Sie races Figure 1 Problems Questions Call 1 800 426 9345 Kenmore Water Line WHERE TO INSTALL THE RO SYSTEM The RO assembly and storage tank is designed for i
12. the bottom of the ring and slide the chrome monitor ring onto the faucet stud The monitor ring LED wire must be routed through the sink or countertop hole and through the spacer if spacer is used Figure 6 NOTE If you route the RO drain tubing directly to the drain point disregard steps 2 and 4 below and follow directions on page 17 2 Take the 30 length of 3 8 black tubing and pushone end onto the 3 8 faucet barb fitting Figure 6 3 Move the RO system into position under the sink Referring to page 7 hang the system on cabinet wall or lay on the floor surface as desired 4 Route the 1 4 red tubing from the bottom up through the faucet mounting hole Push the end of the tubing onto the 1 4 faucet barb fitting 5 Work tubing and the faucet stud down into the mounting hole 6 On the underside of the sink or countertop slide the spacer washer and hex nut on the faucet stud The spacer can be flipped depending on the countertop thickness Make sure that the LED wire is in a position so that it will not be cut pinched or kinked before tight ening the faucet assembly Tighten the hex nut securely 7 Connect the 1 4 blue tubing from faucet to the 3 8 blue tubing from the RO using the 1 4 x 3 8 quick connector Figure 6 Note See tubing connection procedures on page 14 For ease of service and maintenance keep tubing lengths long enough so removal of the RO system from under the sink is possi
13. the manifold housing only They do not fit the other push in fittings key nos 16 17 21 22 and 23 not included E not illustrated 19 Problems Questions Call 1 800 426 9345 Kenmore Water Line OWNER S MANUAL MODEL NO UltraFilter 550 625 385750 The model number of your reverse osmosis system is found on the rating decal This decal is on the back of the R O sump When requesting service or ordering parts always provide the following in formation Product Type Model Number Part Number Part Description www KenmoreWater com Kenmore Reverse Osmosis Drinking Water System Get it fixed at your home or ours Your Home For repair in your home of all major brand appliances lawn and garden equipment or heating and cooling systems no matter who made it no matter who sold it For the replacement parts accessories and owner s manuals that you need to do it yourself For Sears professional installation of home appliances and items like garage door openers and water heaters 1 800 4 MY HOME 1 800 469 4663 Call anytime day or night U S A and Canada www sears com WWW Se ars ca Our Home For repair of carry in items like vacuums lawn equipment and electronics call or go on line for the location of your nearest Sears Parts amp Repair Center 1 800 488 1222 Call anytime day or night U S A only www sears com To purchase a protection agreement U S A or maintenance agre
14. the sumps 5 Remove and replace batteries to reset counter and timer monitor models Note Use a lubricant approved for use on a potable water supply prefilter cartridge cartridge o ring seals on this end ae RO Cartridge cartridge o ring seals on this end postfilter cartridge cartridge o ring seals on this end sump Turn sumps in the direction of the arrow to remove Turn oppo site way to install and tighten Figure 10 Problems Questions Call 1 800 426 9345 Kenmore Water Line CARE OF YOUR REVERSE OSMOSIS SYSTEM RO MEMBRANE CARTRIDGE The life of the RO membrane cartridge depends mostly on the pH of the supply water to the RO sys tem see specifications Cartridge life is shorter with higher pH For example if supply water pH is from 6 8 to 7 7 the cartridge may last for well over one year How ever cartridge life may be as short as 6 months if the pH is as highas 8 5 to10 Higher pH weakens the cartridge membrane and causes pin hole leaks It s time to replace the RO cartridge when the pro duction rate and or quality of product water drops Product water may begin to taste different or bad in dicating solids and organics are passing through the RO membrane To be sure it is the RO cartridge re place the prefilter and postfilter cartridges first To replace the RO cartridge see Figure 10 1 Turn off the water supply and open the RO faucet to relieve pressu
15. OWNER S MANUAL MODEL NO UitraFilter 550 625 385750 Caution Read and Follow All Safety Rules and Operating Instructions Before First Use of This Product If you have questions when installing operating or maintaining your reverse osmosis system call this toll free number 1 800 426 9345 M F 7 am 8 pm CST For repair or replacement parts call this toll free num ber 1 800 366 7278 See back cover for other Sears service numbers www KenmoreWater com SAVE THIS MANUAL PRINTED IN U S A Kenmore Reverse Osmosis Drinking Water System Warranty How To Install How It Works Care Of Repair Parts System tested and certified by NSF International to NSF ANSI Standard 58 for the reduction of the claims specified on the performance data sheet Sears Roebuck and Co Hoffman Estates IL 60179 U S A Part No 7266615 Rev F 8 4 05 WARRANTY e S OASAN ON BEVETEL OSN OCIS SANEA EE ESC FULL WARRANTY ON REVERSE OSMOSIS DRINKING WATER SYSTEM except filter cartridges and R O membrane For one year from the date of purchase when the Reverse Osmosis Drinking Water System is installed and maintained in accordance with our instructions Sears will repair free of charge defects in material and workmanship except filter cartridges and the R O membrane TO OBTAIN WARRANTY SERVICE SIMPLY CONTACT THE NEAREST SEARS SERVICE CENTER THROUGHOUT THE UNITED STATE
16. S This warranty applies only while this product is in use in the United States This warranty gives you specific legal rights and you may have other rights which vary from state to state Sears Roebuck and Co D 817 WA Hoffman Estates IL 60179 aa Eaa e EEEE SEARS INSTALLATION POLICY SEARS INSTALLATION WARRANTY All installation labor arranged by Sears shall be per In addition to any warranty extended to you on the formed in a neat workmanlike manner in accor Sears merchandise involved which warranty be dance with generally accepted trade practices Fur comes effective the date the merchandise is installed ther all installations shall comply with all local laws should the workmanship of any Sears arranged codes regulations and ordinances Customer shall installation prove faulty within one year Sears will also be protected during installation by insurance re upon notice from you cause such faults to be cor lating to Property Damage Workman s Compensa rected at no additional cost to you tion and Public Liability SAFETY GUIDES Y Read all steps and guides carefully before instal Y This system is acceptable for treatment of influ ling and using your reverse osmosis system Follow ent concentrations of no more than 27 mg L nitrate all steps exactly to correctly install Reading this and 3 mg L nitrite in combination measured as N manual will also help you to get all the benefits from and is certified
17. S in Product Water You can get a free TDS test through some Sears retail stores or service departments If the store or service department does not have a TDS meter you can send treated and untreated water samples to a water analysis lab for testing It is important to test both the treated and untreated water to determine system performance If the TDS is not within the system s performance guidelines replace the prefilter post filter and RO membrane cartridges OTHER TROUBLESHOOTING PROBLEM Chlorine taste and or odor in the RO product water Other taste and or odor System makes product water too slowly The ppm of chlorine in your water supply exceeds maximum limits and has de stroyed the RO membrane The prefilter is no longer removing chlo rine from the water supply Post filter expended RO membrane cartridge expended Contamination in product water storage Water supply to the RO system not within specifications Prefilter or RO membrane cartridges plugged with sediments CORRECTION If the water supply contains more than 2 0 ppm of chlorine addi tional filtering of the water supply to the RO is needed Correct this condition before doing maintenance on the RO system Replace the prefilter post filter and RO membrane cartridges Replace the post filter cartridge If taste and odor persists re place the prefilter cartridge and RO membrane cartridge Use sanitizing procedures Replace the post
18. WATER This reverse osmosis system contains a replaceable treatment component critical to the efficiency of the system Replacement of the reverse osmosis compo nent should be with one of identical specifications as defined by the manufacturer to assure the same efficiency and contaminant reduction performance AUTOMATIC SHUTOFF SERVICE If the shutoff assembly requires service be sure to reassemble parts exactly as shown in Figure 14 screw 4 S SHUTOFF ASSEMBLY diaphragm plunger spacer ring diaphragm CD Figure 14 14 Problems Questions Call 1 800 426 9345 Kenmore Water Line CARE OF YOUR REVERSE OSMOSIS SYSTEM REVERSE OSMOSIS SYSTEM CARE GUIDE MODEL NO 625 385750 1 AT LEAST every 6 months replace the prefilter and postfilter cartridges or when yellow LED flashes 2 Replace the RO membrane cartridge when the percent rejection of total dissolved solids TDS is less than shown in the specifications see B below or when red LED flashes 3 Replace the batteries once per year If any of the following occur before the 6 months replace as directed A Slow Making of Product Water Replace the prefilter cartridge If the production rate does not improve replace the post filter car tridge and RO membrane cartridge C Chlorine Taste and or Odor Replace the prefilter post filter and RO membrane cartridges B High Total Dissolved Solids TD
19. ble spout faucet ee handie 1 4 nr ie i 3 8 barb electronics ring S amp S o ring C_ gt LED asm A Jee dia hole spacer washer S hex ee S 1 4 x 3 8 p quick connect 1 4 red tubing 8 from RO drain connect to 1 4 barb on faucet 3 8 blue tubing connect to faucet tubing 3 8 black tubing to drain point connect to 3 8 barb on faucet Figure 6 STEP 4 INSTALL RO ASSEMBLY Hang the assembly on the included hanger washers or lay on the cabinet floor as desired 1 Refer to Figure 7 for wall mounting Hold the assem bly up to the wall surface and mark locations for the hanger washers Distance needed is 7 2 approx 7 7 32 apart 2 Install hanger washers at least 15 1 2 up from the cabinet floor allowing room to remove sumps from fil ter heads Wood screws are provided or obtain other fasteners as needed 3 Connect telephone style wire to the receptacle on the electronics board located on the top of the RO unit Route the wire through the strain relief notch on the side of the manifold hanger washer Q has screw Oma 7 2 approx 7 7 32 ies Ay 15 1 2 min up from floor Figure 7 7 Problems Questions Call 1 800 426 9345 Kenmore Water Line STEP 5 INSTALL STORAGE TANK MAKE REMAINING TUBING CONNECTIONS 1 CONNECT DRAIN TUBING FAUCET TO DRAIN ADAPTER Referring to Figure 8 ru
20. ement Canada on a product serviced by Sears 1 800 827 6655 U S A 1 800 361 6665 Canada Para pedir servicio de reparaci n a domicilio y para ordenar piezas 1 888 SU HOGAR 1 888 784 6427 Sears M pi Au Canada pour service en frangais 1 800 LE FOYER 1 800 533 6937 WWW SCars ca Registered Trademark Trademark Serice Mark of Sears Roebuck and Ca Marca Registrada Marca de Fabdca Mama de Servicio de Sears Roebuck and Co 2 Marque de commerce Y Marque dapasde de Sears Roebuck and C amp Sears Rodinick and C6 Sears Roebuck and Co Hoffman Estates IL 60179 U S A
21. ephone cable extension must consist of a male cally may be needed connector on one end and a female connector on the You can run the drain tubing directly to one of several other to keep proper polarity Polarity may be re suitable open drain points as shown below bypas versed if a coupler is used and monitor will not work sing the faucet airgap and p trap drain This type of REMOTE RO INSTALLATION storage tank not shown RO product water faucet A telephone Note Tubing colors as style cable supplied with RO system 1 4 green tubing 3 8 blue tubing OPTIONAL DRAIN POINTS FOR REJECT WATER 1 4 red 1 4 red EEA Pagi 5S 1 yellow storage 4 tank uF i j s Milage T naa Figure 15 17 Problems Questions Call 1 800 426 9345 Kenmore Water Line REPAIR PARTS sing PUSH IN FITTINGS Manifold Hou g per Pa t end oO D ER x oO co es a wo ae o Ez ST og 0 o 9s O gt co 5 tS o T x 17 Problems Questions Call 1 800 426 9345 Kenmore Water Line REPAIR PARTS Kenmore Reverse Osmosis Drinking Water System Model No 625 385750 Part Number 7221128 Sump 3 req 7251034 Connector 1 4 NPT x 3 8 Tube 7223633 O Ring 2 1 4 x 2 1 2 3 req 7267124 Spacer 7199486 Flow Control Insert 7261500
22. filter cartridge Increase water pressure precondition the water etc as needed to conform before doing maintenance on the RO system Replace the prefilter cartridge If rate does not increase replace the postfilter cartridge and RO membrane cartridge System makes lower amount of product water than usual High total dissolved sol ids TDS in product wa ter flashing red LED Water leaking from fau cet airgap hole Storage tank air charge less than 5 7 psi Water supply to the RO system not within specifications Open RO faucet and drain tank until flow slows to a drip Keep faucet open and check tank pressure If low pressurize to 6 psi Close faucet to refill the tank Increase water pressure precondition the water etc as needed to conform before doing maintenance on the RO system RO membrane cartridge expended Drain side of faucet airgap 3 8 tubing plugged restricted or incorrectly con nected to drain point Replace the prefilter postfilter and RO membrane cartridges flow control and screen Inspect and eliminate restriction or plug Refer to installation instructions for proper drain connection Continual water flow to drain Faucet LED indicator light does not function af ter battery change Check valve or automatic shutoff assem bly plugged restricted or parts worn Batteries dead Clean repair or replace as needed Replace with new batteries Batteries
23. household bleach Hilex Clorox etc and mix in the water Do not add chlorine first Concentrated it will attack plastics 7 Carefully replace the sump on the prefilter head and turn to the right G to lock 8 Slowly open the water supply to the RO 9 Open the RO faucet by turning knob to the left 10 Allow water to circulate through the RO system until you smell the bleach odor at the faucet Then close the faucet and allow the RO to stand idle for 20 minutes 11 After the 20 minutes open the RO faucet and run water until the bleach odor is gone 12 Turn off the water supply to the RO 13 Be sure your hands are clean Then repeat steps 1 5 and 7 only replace all cartridges Important Refer to Figure 10 page 12 and to page 13 when replacing cartridges The prefilter left side cartridge and the postfilter right side have puple end caps PRESSURE TESTING 1 Do the preceding sanitizing procedures before pressure testing 2 Open the water supply shutoff valve to the RO 3 Open the main water supply valve and several house faucets to purge air from the system Close faucets when water runs smooth 4 In about 2 hours pressure will start to build in the RO system Then carefully check all fittings and con nections for water leaks Correct leaks if any are found Note When the system is first pressurized water may spurt from the faucet airgap hole until air is expelled from the RO system
24. installed incorrectly install batteries correctly Static protection of the electronic board was not discharged Remove batteries for one minute and then reinstall Paddlewheel jammed Repair or replace paddlewheel Continual water flow to drain and no product wa ter Missing flow restrictor in red drain tube or its corresponding port Replace flow restrictor Note Sanitizing is recommended after servicing inner parts of the system see page 9 15 Problems Questions Call 1 800 426 9345 Kenmore Water Line DIMENSIONS and SPECIFICATIONS lt a ee os A 15 STORAGE 19 TANK ee Y lt 9 dia gt a 1 gt Metric Supply water pressure limits 0004 40 100 psi 280 690 kPa Supply water temperature limits 40 100 F 5 40 C Maximum total dissolved solids TDS 2000 ppm Maximum water hardness 6 9 pH 10 gpg Maximum iron manganese hydrogen sulfide 0 Chlorine in water supply max ppm 2 0 Supply water pH limits OH 00 eee ee 4 10 Product quality water 24 hours D 00 22 gal 83 liters Waste water per gallon of product water 5 gal 18 9 liters Percent rejection of TDS minimum new membrane 90 95 Storage tank capacity Max 6 eee 2 3 gal 8 7 liters Automa
25. n the loose section of black 3 8 tubing from the faucet to the drain adapter with a black collet installed on page 6 Cut this tubing as needed to route in as straight of a run as possible without loops dips low spots or kinks Cut the end of the tubing square Then push all the way into the fitting Pull on the tub ing to be sure it s held firmly in the adapter fitting See page 14 for tubing connection instructions 2 CONNECT TUBING TO WATER SUPPLY Con nect the feed green tube to the water supply fitting installed on page 5 Connection to the fitting is as described in Figure 12 page 14 3 Move the storage tank into place next to the RO as sembly You can stand the tank upright or lay it on side Apply no more than two wraps of Teflon tape to the threads on the nipple at the top of the tank Hand tighten the other included tubing adapter fit ting with the yellow collet onto the tank nipple then wrench 1 4 turn only BE CAREFUL NOT TO CROSS THREAD 4 Run the 3 8 yellow tubing to the fitting installed in step 3 Be sure the end of the tubing is cut square and insert all the way into the fitting Again pull on the tubing to be sure it s held firmly in the fitting Y TYPICAL UNDERSINK INSTALLATION water supply fitting T maea drain adapter yellow collet tubing adaptor eink p trap EA Note See note on page 4 l l
26. nstallation under the sink usually in the kitchen or bathroom The RO assembly mounts on a wall sur face or can lay on the cabinet floor next to the storage tank Hanger washers and wood screws are included for cabinet wall mounting The RO product water faucet installs on the sink or on the countertop next to the sink page 6 Note Tubing lengths allow for the removal of the as sembly from the hanger washers for servicing If tub ing lengths are shortened for neater appearance it may be necessary to keep the assembly on the hanger washers for service You can also locate the RO assembly and storage tank in any remote location from the faucet observing safety guides on page 2 You do need a nearby water source and drain point see page 17 Water Supply To provide supply water to the RO system inlet use the included feed supply fitting or install pipe fittings for tubing connection as typical ly shown on page 5 Drain Point A suitable drain point is needed for re ject water from the RO membrane A floor drain laundry tub standpipe sump etc is preferred as shown in the remote locations drawing page 17 A sink p trap drain adaptor is included to install where codes permit as an optional drain point page 6 S sacs Heb P Se ri lt gt cold water ia US supply i HOT GOLD Storage Tank EN drain adapter sink drain p trap
27. pillage place a container under the RO assembly or put the RO assembly in a container to catch the water CAUTION Before disconnecting parts be sure to close the water supply valve to the RO Problems Questions Call 1 800 426 9345 Kenmore Water Line CARE OF YOUR REVERSE OSMOSIS SYSTEM PREFILTER AND POST FILTER CARTRIDGES You must replace the prefilter cartridge often to pro tect the RO membrane from being destroyed by chlorine and or from plugging with sediments in your water supply If the water supply contains both chlorine and sediments replace the prefilter cartridge at least every 6 months of product water use Replace more often than 6 months if it begins to plug with sedi ments Ifthe water has sediments only with no chlorine you may notice a slower making of product water as the prefilter collects the sediments When this occurs re place the prefilter cartridge Also replace the post filter cartridge To replace the filter cartridges see Figure 10 1 Turn off the water supply and open the RO faucet to relieve pressure 2 Remove turn to the left both sumps from the filter heads Be careful the sumps are full of water 3 Remove and discard the inner cartridges in a prop er manner Flush the insides of the sumps with fresh water Do not lose the large o ring seals 4 Insert new cartridges with o ring seals towards the top and with lubricated o rings in place turn to the right to reattach
28. re 2 Remove turn to the left the sump from the filter head Be careful the sump is full of water 3 Remove and discard the RO cartridge in a proper manner Flush the insides of the sump with fresh wa ter Do not lose the large o ring seals Note Sanitizing is recommended after servicing in ner parts of the system see page 9 4 Insert new RO cartridges with o ring seals to wards the top and with lubricated o ring in place turn to the right to reattach the sump 5 Remove and replace batteries to reset counter and timer monitor models 6 Purge the RO membrane cartridge following instruc tions on page 9 13 FLOW CONTROL The flow control is vital for proper operation of the RO membrane cartridge The control keeps water flow through the membrane at the needed rate to ob tain the best quality product water Periodically check the flow control to be sure the small hole through it is clean and unrestricted drain port flow control insert 1 4 tubing Co TO DRAIN a Figure 11 Problems Questions Call 1 800 426 9345 Kenmore Water Line CARE OF YOUR REVERSE OSMOSIS SYSTEM TUBING CONNECTION all push in fitting locations This RO system includes push in fittings for quick tubing connection at most locations If working with the fittings do the following Connection Figure 12 1 Use a sharp cutter or knife to cut the end of tubing square
29. regarding tubing lengths Zz 3 8 BLACK TUBING gt telephone Za ly W style cable i amp 4 Figure 8 8 Problems Questions Call 1 800 426 9345 Kenmore Water Line STEP 6 SANITIZING PRESSURE TESTING amp PURGING SANITIZING Sanitizing is recommended upon installation of the RO system and after servicing inner parts It is im portant for the service person to have clean hands while handling inner parts of the system CAUTION Be sure to remove the RO membrane and both filter cartridges as follows before sanitizing Chlorine will destroy the RO membrane cartridge 1 Be sure the water supply to the RO is turned off and the RO faucet is open fo relieve pressure 2 Referring to Figure 10 page 12 remove the RO membrane sump by twisting 1 4 turn left 2 Re move the RO cartridge from sump Place the car tridge in a clean plastic bag 3 Be sure the o ring sealis on the sump Replace the RO sump by turning to the right G to lock 4 Remove the postfilter sump turning to the left Take the cartridge from the sump and place in the plastic bag Replace the sump by turning to the right G to lock 5 Remove the prefilter sump and cartridge Also place this cartridge in the clean bag 6 If needed to clean flush the prefilter sump with fresh water Then fill with water to about 1 from the top Add 1 0 ounce of chlorine ordinary 5 25
30. rtighten and break plastic fittings ieee geese adapter Ap drain imi T i P trap P trap Figure 4 black collet drain tubing connector Figure 5 STEP 3 INSTALL FAUCET A PREPARE MOUNTING HOLE 1 Select one of the following places for the faucet Be sure it will fit flat against the surface and there is space underneath for tubing see Figure 8 page 8 Use an existing sink top hole for a spray hose or other faucet A 1 1 4 diameter hole is needed Drill anew hole in the countertop next to the sink Drill anew hole in the sink top 6 CAUTION Drilling holes into countertops made of stone or solid surface materials such as granite marble Corian or other plastic resin products or sinks made of porcelain and stainless steel should only be performed by a fabricator installer who is cer tified for fabricating such materials Drilling of these type surfaces by any other means may cause perma nent irreparable damage to the countertop surface 2 If drilling is needed make the 1 1 4 diameter hole Problems Questions Call 1 800 426 9345 Kenmore Water Line STEP 3 INSTALL FAUCET cont B ASSEMBLE FAUCET NOTE If the faucet and spout are unassembled slide the spout into the faucet body 1 Snap LED assembly into electronics ring may al ready be assembled and o ring in the groove on
31. rtridge and goes to the storage tank or to the postfilter and RO faucet Reject water with the dissolved solids and organic matter is routed through the flow control and to the drain STORAGE TANK The storage tank holds up to 2 3 gallons of product water A diaphragm inside the tank keeps water pressurized to about 30 psi when the tank is full to provide fast flow to the RO faucet The tank when empty is pressurized to 5 7 psi POST FILTER After leaving the storage tank but before going to the RO faucet product water goes through the post filter The post filter is an activated carbon type filter Any remaining tastes and odors are removed from the product water Taste free odor free clean high quality drinking water is available for use FAUCET The sink or countertop faucet has a hand operated knob to access drinking water An air gap is built into the faucet drain water connection to comply with plumbing codes FAUCET ELECTRONICS The RO system will monitor the total product flow of the unit and also length of time the filters have been installed The faucet base has an indicator light that flashes to inform you of the status of the RO mem brane and filters 10 Green RO membrane and filters are good Amber Warning filters will need replacing shortly Filters need replacing when water has been drawn after 182 days or 750 gallons have been used Red RO membrane needs to be replaced When the two
32. that connects the cold water faucet to cold water plumbing 3 Use pipe joint compound or Teflon tape on cold water faucet stud threads and on the male threads of the water supply fitting that connect to the cold water pipe B OPTIONAL PIPE FITTINGS compression type shown Note Be sure to turn off the water supply and open a low faucet to drain the pipe Complying with plumbing codes install a fitting on the kitchen cold water pipe to adapt 1 4 OD tubing A typical connection is shown in Figure 3B If threaded fittings are used be sure to use pipe joint compound or Teflon tape on outside threads 4 Thread water supply fitting onto pipe and reconnect nut to bottom of fitting A WATER SUPPLY CONNECTION using included water supply fitting cold water faucet stud water supply fitting wz 1 4 green tubing to page 8 cold water shutoff RO inlet see step 2 on B WATER SUPPLY TYPICAL CONNECTION using compression fitting parts not included cold water shutoff 1 4 compression Z fitting amp 1 4 tubing to i RO inlet see step pipe 2 on page 8 insert ferrule Figure 3 Problems Questions Call 1 800 426 9345 Kenmore Water Line STEP 2 INSTALL DRAIN ADAPTER E Note Running the drain tubing directly to a floor drain sump standpipe laundry tub etc
33. tic shutoff control 0 eee yes EMIGIENCY O tori Pauanui Wate eda a pa ee Rare als 10 Recovery Osa cide Sea ee ee ae Bier heed Wh ds 18 This system conforms to NSF ANSI 58 for the specific performance claims as verified and sub stantiated by test data Feed water supply at 50 psi 77 F and 750 TDS Quality water production amount of waste water and percent rejection all vary with changes in pressure temperature and total dissolved solids Efficiency rating means the percentage of the influent water to the system that is available to the user as reverse osmosis treated water under operating conditions that approximate typical daily usage Recovery rating means the percentage of the influent water to the membrane portion of the system that is available to the user as reverse osmosis treated water when the system is operated without a storage tank or when the storage tank is bypassed 16 Problems Questions Call 1 800 426 9345 Kenmore Water Line REMOTE INSTALLATION LOCATIONS Possible remote locations for the RO nearby the drain is the preferred over the p trap drain adapter kitchen or bathroom sink include 1 a basement area Check your local codes Always be sure to provide an underneath the sink and 2 an adjacent room or air gap between the end of the hose and the drain closet Longer lengths of tubing see parts list on point page 18 and telephone cable extension purchase lo Tel
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