Kenmore 420 Series User Manual Download

Page: 1 / 52

Sears, Roebuck and Co., 3333 Beverly Road, Hoffman Estates, IL 60179 USA

PRINTED IN U.S.A.

Part No. 7282611 (Rev. E 10/18/06)

• Warranty

• Installation

• Start Up / Setting Timer

• How It Works

• Care Of

• Specifications

• Repair Parts

Water Softeners

With High Performance Valve

www.KenmoreWater.com

Repair or Parts ? Call toll free 1-800-366-7278

See back cover for other Sears service numbers.

Caution:
Read and follow all safety rules and operating
instructions before first use of this product.

MODEL NOS.

IntelliSoft 420 Series 625.384260

IntelliSoft 420 Series 625.394260

OWNER'S MANUAL

E L I T E

SAVE THIS MANUAL

Use the plastic bag and tie provided, to hang manuals nearby
the softener for future reference.

Questions ?
Visit www.KenmoreWater.com
or call toll free 1-800-426-9345 (M - F, 7AM - 8 PM CST)

Systems Tested and Certified by NSF International against

NSF/ANSI Standard 44 for softener performance,

and the reduction of barium and radium 226/228.

Summary of Contents for 420 Series

Page 1: ... numbers Caution Read and follow all safety rules and operating instructions before first use of this product MODEL NOS IntelliSoft 420 Series 625 384260 IntelliSoft 420 Series 625 394260 OWNER S MANUAL E L I T E SAVE THIS MANUAL Use the plastic bag and tie provided to hang manuals nearby the softener for future reference Questions Visit www KenmoreWater com or call toll free 1 800 426 9345 M F 7A...

Page 2: ...erial and workmanship Sears will NOT pay for 1 A service technician to instruct the user in correct product installation operation or maintenance 2 A service technician to clean or maintain this product 3 Damage to or failure of this product if it is not installed operated or maintained according to the all instruc tions supplied with the product 4 Damage to or failure of this product resulting fr...

Page 3: ...e 1 800 426 9345 FACTS AND FIGURES TO KEEP Fill in the blanks below and keep this book in a safe place so you always have these facts Water Softener Model No ____________________________________ Serial Number ______________________________________________ Date Installed_______________________________________________ Water Hardness _____________________________ Grains Per Gallon Iron Content ______...

Page 4: ...ent damage to the sof tener or other property personal injury or possible fatal shock Y This softener works on 24 volts only Be sure to use only the transformer included Plug it into a nominal 120V 60 cycle household outlet that is grounded and properly protected by an overcurrent device such as a circuite breaker or fuse If transformer is replaced use only the authorized service Class II 24 volt ...

Page 5: ... or damaged in shipment Note any damage to the shipping carton Refer to the exploded view and parts list in the back of the manual for the part names and numbers of missing or damaged items Contact the store where purchased if problems exist PARTS DESCRIPTIONS Nozzle Assembly Valve Assembly Face Plate Cover Main Brinewell Cover Brinewell Brine Valve Additional Installation Fittings avaiable from S...

Page 6: ...OR PVC PLASTIC Hacksaw Adjustable Wrench Primer and Solvent Cement approved for use on potable water ADDITIONAL TOOLS NEEDED FOR THE FOLLOWING INSTALLATIONS Questions Call The Kenmore Water Line 1 800 426 9345 FIG 2 THE PROPER ORDER TO INSTALL WATER TREATING EQUIPMENT Shows sequence of equipment only Seldom if ever would all items be needed Sediment or Taste Odor Cartridge Filter Cold soft water H...

Page 7: ...ot repair or pay for water damage 7 A grounded 120V electrical outlet is needed within 10 feet of the softener See Fig 3 This is to plug in the transformer The softener has a 10 foot power cable Be sure the outlet and transformer are in an inside place to protect from wet weather Use a continuously live outlet which cannot be acci dentally switched off 8 When installing in an outside location you ...

Page 8: ...side hard water heater water in bypass vavle Questions Call The Kenmore Water Line 1 800 426 9345 Your House Main Water Pipe Left Right 120V 60Hz Electrical Outlet Valve Outlet Side Valve Inlet Inlet Outlet To Water Softener Raw Water Soft Water Main Water Pipe CROSS OVER In what direction does the water flow Be sure to plan IN and OUT piping so water flow is to the softener valve inlet Plan a cro...

Page 9: ...electric insulating connectors ALWAYS install the bypass valve that is included with the unit or a three valve bypass See Fig 9 to13 Bypass valves let you turn off water to the softener if needed for repairs but still have water in the house pipes Drain tubing 3 8 inside diameter is needed for the valve and salt tank drains See Fig 16 If a rigid valve drain is needed to comply with plumbing codes ...

Page 10: ...r 125 psi Adding a pressure reducing valve may reduce the flow NOTE Add these readings to the Facts and Figure table on page 3 If you have a well water system look at the pressure gauge to find the water pressure Call your local water department if you have city water They will tell you what the water pressure is where you live NOTE Add these readings to the Facts and Figure table on page 3 Check ...

Page 11: ...and remove any foreign materials from the valve inlet and outlet ports See Fig 9 Carefully remove the two large plastic clips you will use them Check to be sure the turbine and turbine support are firmly in place See Fig 10 BYPASS VALVE 6 Put a light coating of silicone grease on the o ring seals and slide onto the bypass valve 7 Push the bypass valve into the softener valve as far as it will go S...

Page 12: ... or solder all sweat joints 3 VALVE BYPASS TO Softener Inlet FIG 13 Questions Call The Kenmore Water Line 1 800 426 9345 Install Plastic Bypass Valve BYPASS VALVE TURNED DOWNWARD IN OUT Turn bypass valve upside down to connect to floor level plumbing FIG 12 FIG 10 FIG 11 INSTALLING HOLDING CLIPS Black Clip Cross Section of Valve Inlet or Outlet Bypass Valve or Installation Adaptor Clip Snaps into ...

Page 13: ... on a level and smooth surface If needed put a piece of 3 4 plywood at least 17 x 20 under the tank Then put spacers under the plywood to level the softener See Fig 14 NOTE Do not put shims or spacers directly under the tank without the plywood The weight of the sof tener when full of salt and water may cause the tank to puncture or break at the shim or spacer CONNECT THE SOFTENER Refer to your pl...

Page 14: ...t Heat from the sun can soften flatten and close up some kinds of tubes To adapt a copper drain tube to the softener buy a compression fitting 1 4 female pipe threads x 1 2 O D tube and tubing from your local hardware store CONNECT SALT TANK OVERFLOW TUBING 1 Locate the rubber grommet tube adaptor and tube clamp see Fig 16 that are in the parts bag 2 Push the grommet into the hole in the salt tank...

Page 15: ...open the outlet valve Slowly open the inlet valve pausing several times to allow the sof tener to pressurize slowly 5 After about three minutes open a hot water faucet for about one minute or until all air is expelled then close 6 Close both cold water faucets 7 Check your plumbing work for leaks and fix right away if any are found Be sure to observe previ ous caution notes NOTE If this procedure ...

Page 16: ...p kit that is in the parts bag Install across the inlet and outlet cop per tubes See Fig 20 Be sure good contact is made between the pipe and the clamps ELECTRICAL POWER OUTLET FOR YOUR SOFTENER The softener works on 24 volt 60 Hz electric power The included transformer changes standard 120 volt AC house power to 24 volts You must plug the trans former into a grounded 120 volt outlet only Be sure ...

Page 17: ... Water Present Time 12 00 PM CHANGE SELECT b d FIG 25 PROGRAM THE TIMER 1 When the transformer is plugged in the model code H46 or H47 and a test number example G1 1 show in the face plate display for 4 seconds Then 12 00 AM and PRESENT TIME begin to flash NOTE If shows in the display press the UP or DOWN button until H46 for Model 38426 or H47 for Model 39426 shows in the display Then press the S...

Page 18: ... Chart on page 3 2 If your water supply contains iron compensate for it by adding to the water hardness number For example assume your water is 20 gpg hard and contains 2 ppm iron Add 5 to the hardness number for each I ppm of iron In this example you would use 30 for your hardness num ber 2 ppm iron x 5 10 20 gpg hardness 10 30 HARDNESS NUMBER 3 Press the UP or DOWN buttons to set your water hard...

Page 19: ...in the storage tank The present time is shown in the upper right hand corner Options are shown in the top center of the display If the unit is going to recharge tonight or is in a recharge this is shown By pressing the Up arrow displays the More screen More Screen shows the water used today average daily use average pounds of salt used per recharge and recharge count If the recharge count is reset...

Page 20: ...from the softener NOTE This recharge takes about 2 1 2 to 2 3 4 hours depending on the salt type setting NOTE During a recharge the water softener bypasses raw water to the home You will not get salty water or affect the regeneration cycle if water is used at this time You can sanitize the softener with or without salt in the storage tank 1 Recommended by the Water Quality Association On some wate...

Page 21: ...e bag of KCI in your softener at a time the salt storage tank should contain no more than 60 pounds of KCI at any one time 2 A softener using KCI should not be placed in areas with temperature fluctuations and high humidity KCI will harden in these environments and may make the softener inoperable 3 Check the brine tank and brine well black tube in salt storage tank monthly If hardening is present...

Page 22: ...lve placed into the service position ____5 Is the ground clamp installed ____6 Are the drain lines clamped and secured ____7 Is the unit plugged into a continuously live outlet ____8 Has salt been added to the salt tank ____9 Has the unit been sanitized See page 20 Valve Inlet Water Supply FIG 32 3 Valve Plastic Outlet Valve Inlet Valve Note Stem may be installed in either direction The end with w...

Page 23: ...release do not hold the REGENERATION button RECHARGE TONIGHT flashes in the display the green recharge LED is on and the softener begins regen eration at the next preset recharge time Press and release the REGENERATION button once more if you decide to cancel the regeneration RECHARGE TONIGHT will no longer be displayed on the screen and the green recharge LED will turn off MENU SELECTIONS The tim...

Page 24: ... UP or DOWN arrows changes the time by one hour increments When the desired time is shown press SELECT to change and return to Settings menu OPTIONS Choices are Salt Options QuickCharge Rinse Option and Recharge Count Salt Options has several selections When salt is added to tank Salt Level must be changed to the new salt level in the tank Use the UP or DOWN arrows to set Observe the bars and the ...

Page 25: ...ardened areas until they loosen 4 Be sure to set the correct salt type depending on which salt type is used NaCl or KCl Use the UP or DOWN arrows to toggle between NaCl or KCl and press SELECT to enter information and return to Salt Options screen NOTE If KCl is selected the normal operating screen will display KCl in the lower right hand corner of the dis play Salt Efficiency has three options Hi...

Page 26: ...ion cycle Clean feature may be used when feed water has higher sediment or iron content Default setting is Clean Move the black bar over choice and press SELECT Display will return to Salt Options menu press SELECT once more to return to normal operating screen A W or C will be displayed on the normal operating screen if WaterSaver or Clean Feature option is chosen Recharge Count keeps track of th...

Page 27: ...ms of salt used Move the black bar over Pounds or Kilograms and press SELECT Display will return to Units menu press SELECT once more to return to normal operating screen SERVICE MODE Choices are Time Options Diagnostics Set Model and Factory Defaults Time Options has several selections Clean Time Backwash Time Fast Rinse Time and Max Days Recharges can be modified to different time set tings Use ...

Page 28: ...eansing feature provides added protection for water using appliances by reducing the chance of larger parti cles entering the various products valves and screens An extra backwash will be preprogrammed into the electron ics by the factory This extra backwash will help keep the ultra cleansing feature screen clean Important The ultra cleansing feature is not intended to replace pretreatment filtrat...

Page 29: ...These are 1 Fill 2 Brining 3 Brine Rinse 4 Backwash 5 Fast Rinse NOTE If the Clean Feature is set to On additional backwash and fast rinse cycles occur before the fill cycle REGENERATION The five steps listed above are described in detail over the next several pages FILL Salt dissolved in water is called brine Brine is needed to clean the hardness minerals from the resin beads To make the brine wa...

Page 30: ...NE RINSE After all of the brine is moved into the resin tank the brine valve closes Water keeps flowing the same way it did during brining except the brine flow has stopped Hardness minerals and brine flush from the resin tank to the drain Brining and brine rinse together vary in the length of time they take relative to the fill cycle length BACKWASH During backwash water flows UP through the resi...

Page 31: ...h the meter it sends electric pulses to the computer The computer changes the pulses to a measure in gallons of water COMPUTER The computer is part of the faceplate timer circuit board It is programmed to know the soft ener s capacity how many grains of hardness miner als it will take out of the water before a regeneration is needed When starting the softener you set it for the grains per gallon g...

Page 32: ...d be loose all the way to the bottom of the tank Hold a broom handle or like tool up to the softener as shown in Fig 56 Make a pencil mark on the handle 1 or 2 below the top height of the rim Then carefully push it straight down into the salt If a hard object is felt before the pencil mark gets to the top of the tank it s most likely a salt bridge Carefully push into the bridge in a few places to ...

Page 33: ...o control some clear water iron See maximum allowed in the specifications section in this manual With clear water iron water from a faucet is clear when first put into a glass After 15 to 30 minutes the water begins to cloud or turn rust colored A water softener WILL NOT remove any iron which makes the water cloudy or rusty as it comes from the faucet called red water iron To take red water iron o...

Page 34: ...move the large holding clips at the soften er inlet and outlet Separate the softener from the plastic installation adaptors or from the bypass valve 6 Remove the brinewell cover and disconnect the brine valve tubing at the nozzle and venturi assembly Lift the brine valve out of the brinewell Tip the brine valve upside down to drain water 7 Lay a piece of 2 inch thick board near the floor drain Mov...

Page 35: ...t With the power back on look at the time display and read PROGRAM MEMO RY see page 19 Manual bypass valve s in bypass position Look at Fig 18 19 on page 15 Move the stem in a single valve to service In a 3 valve bypass open the inlet and outlet valve and be sure to fully close the bypass valve Dirty plugged or damaged nozzle venturi Take apart and clean or replace damaged parts see page 33 Valve ...

Page 36: ... open inlet outlet valves FOR BYPASS open bypass close inlet outlet push inward for bypass Inlet valve gpm gallons per minute gpg grains per gallon psi pounds per square inch ppm parts per million Capacity to remove clear water iron is substantiated by WQA test data State of Wisconsin requires additional treatment if water supply contains greater than 5 ppm clear water iron Outlet valve Bypass val...

Page 37: ...ese softeners were efficiency rated acocording to NSF ANSI Standard 44 OTHER SPECIFICATIONS MODEL 384260 MODEL 394260 Type of ion exchange material resin high capacity high capacity Amount of resin cu ft 1 20 1 20 Rated Softening Capacity Grains Pounds Salt Dose 12 500 2 5 33 300 9 4 42 300 16 3 12 500 2 5 33 300 9 4 42 300 16 3 Efficiency Rating Grains Pound of Salt Minimum Salt Dose 5010 2 5 501...

Page 38: ...oller 5 The valve drain hose must be free of kinks and sharp bends and not elevated over 8 ft above the floor 6 Is there salt in the storage tank 7 Is the brine tubing connected Brine tubing con nects to nozzle venturi and brine valve assembly 8 Is the brine valve float set right 9 Press the SELECT button two times to display the hardness setting Be sure it is the correct setting for the household...

Page 39: ...wing valve cycle position position switch status open or closed and turbine operation TURBINE OPERATION If no water is flowing through the softener the turbine indicator displays 3 zeros When water is flowing a 000 to 140 count repeats for each gallon of water passing through the turbine To check for positive operation of the turbine if zeros are shown open a nearby soft water faucet and observe t...

Page 40: ...6 or HF47 does show Press the SELECT button until the normal operating display shows To change HF number Press the UP or DOWN button until either HF46 for Model 38426 or HF47 for Model 39426 shows in the display Then press the SELECT button and reset the timer TIMER PWA REPLACEMENT Be sure the valve is in service position when replac ing the timer PWA observe valve cycle indicator If after install...

Page 41: ...SH flow to drain 2 0 7 6 liters MAX FAST RINSE flow to drain 2 0 7 6 liters 4 After observing fill press the REGENERATION but ton to move the softener into brining A slow flow of water to the drain will begin Verify brine draw from the brine tank by shining a flashlight into the brinewell and observing a noticeable drop in the liquid level NOTE Be sure a salt bridge is not preventing water with sa...

Page 42: ...tor seal first place the seal into the valve groove rounded side down see cross sec tion Apply a light coating of silicone grease to the seal s crossing ribs Then carefully center the wear strip on the seal and push it downward onto the seal Install the nozzle and venturi seal and drain seal Assemble wave washer bearing the wave washer and two o rings onto the rotor top shaft Then center the rotor...

Page 43: ...the brine valve and into the salt storage tank Soft water is still available to the house lines in BRINING AND BRINE RINSE CYCLES After fill timer switch action allows the motor to turn the rotor and disc into BRINING position Water flow is directed to the nozzle Suction creat ed by the nozzle and venturi draws brine from the salt storage tank and injects it into the resin bed via the bottom distr...

Page 44: ... a flow plug in the drain fitting flushes dirt sediments iron deposits remaining brine and hardness to the drain WATER FLOW THROUGH THE SOFTENER VALVE FAST RINSE CYCLE Drain Soft Water To Valve Outlet Position Switch FIG 73 FAST RINSE CYCLE During FAST RINSE the rotor disc is positioned so water flow enters the resin tank through the top distributor and exits through the bottom distributor to the ...

Page 45: ...45 Notes ...

Page 46: ...2 30 31 13 7 4 29 28 5 Rating Decal Location 6 27 26 25 24 20 21 22 9 10 11 12 14 15 19 18 17 23 16 Kenmore MODEL Nos 625 384260 and 625 394260 Exploded View Questions Call The Kenmore Water Line 1 800 426 9345 ...

Page 47: ...21 Light Asm 13 7265025 Ultra Cleansing Screen 14 7219888 Brinewell Cover with decal 15 7082150 Wing Nut 1 4 16 7003847 O Ring 1 4 x 1 2 17 7109871 Brinewell 18 7214236 Decal Salt Level 19 7287158 Salt Storage Drum 20 7284613 Plastic Screw 1 4 x 5 8 21 0900431 Tube Clamp 22 1103200 Tube Adaptor 23 9003500 Grommet 24 7239155 Brine Valve Asm see pages 48 49 also 25 7105047 Replacement Distributor 26...

Page 48: ...48 Exploded View 19 18 17 1 2 3 4 5 6 7 8 9 16 15 14 13 12 10 20 11 INLET OUTLET GROUNDING CLAMPS Kenmore MODEL Nos 625 384260 and 625 394260 Questions Call The Kenmore Water Line 1 800 426 9345 ...

Page 49: ...7092278 Guide Cap 7 7170288 O Ring 15 16 x 1 3 16 8 0516211 Seal 9 0516924 Retainer Bottom Seal 10 1205500 Clip 11 7092252 Brine Valve Body 12 7080653 Clip 13 7131365 Screen 14 7094979 Insert 15 7092294 Retaining Ring 16 7176161 O Ring 15 16 x 9 16 17 7221746 Brine Tube 18 7113016 Tubing Assembly includes Key Nos 14 15 16 19 7171349 Cone Screen 20 7248706 Grounding Kit Included in parts bag Questi...

Page 50: ...48 2 3 4 5 6 7 47 8 9 10 11 46 12 21 13 14 15 16 17 44 45 30 28 43 42 41 40 39 38 37 36 35 29 33 31 32 20 25 26 27 Seal Wear Strip 22 23 24 18 19 Cross Section View 34 Questions Call The Kenmore Water Line 1 800 426 9345 ...

Page 51: ... Nozzle Venturi Key Part No Number Part Description 31 7195482 Seal Nozzle Venturi 32 7171145 Valve Body 33 7170319 O Ring 1 4 x 3 8 2 req 34 7081104 Nozzle Venturi Housing 35 1202600 Nut Ferrule 36 7095030 Cone Screen 37 1148800 Flow Plug 3 gpm 38 7114533 Nozzle Venturi Gaskit Kit 7204362 Gasket only 39 7084607 Flow Plug 15 gpm 40 7146043 Screen 41 7167659 Screen Support 42 7170262 O Ring 1 1 8 x...

Page 52: ... 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 sears 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 Repair Center 1 800 488 1222 Call anytime day or night U S A only w...

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