Kenmore 420 Series manuel d'utilisation

Sears, Roebuck and Co., 3333 Beverly Road, Hoffman Est ates, IL 60179 USA PRINTED IN U.S.A. Part No. 728261 1 (Rev . E 10/18/06) • W arranty • Installation • S tart Up / Setting T imer • How It W orks • Care Of • S pecifications • Repair Part s W ater Sof teners With High Performance V alve www .KenmoreWater .com Rep air or Parts ? Ca[...]

2 Questions? Call The Kenmore W ater Line 1-800-426-9345 W ARRANTY ON W A TER SOFTENER ONE YEAR LIMITED W ARRANTY ON W A TER SOFTENER When installed, operated and maint ained according to all instructions supplied with the product, if this Kenmore Elite appliance fails due to a defect in material and workmanship within one year from the date of pur[...]

3 T ABLE OF CONTENTS Safety Guides .................................................................................................................. ................................ 4 Unpack and Check Shipment ..................................................................................................... ................... 5 Plan Y our Inst[...]

4 Y Read all steps, guides and rules carefully before inst alling and using your new water soften- er . Follow all steps exactly to correctly install. Failure to follow them could cause personal injury or property damage. Reading this book will also help you to get all of the benefits from your water softener . Y Y our Kenmore W ater Softener will [...]

5 Unpac k and Chec k Y our Car ton FIG . 1 Questions? Call The Kenmore W ater Line 1-800-426-9345 Packing List INSPECT SHIPMENT Y our water softener is shipped complete in one carton. Use care when handling the softener . DO NOT turn upside down. DO NOT drop, or set on sharp objects that could make a hole in the bottom. The water sof tener is heavy[...]

6 Plan Y our Installa tion PLAN YOUR INST ALLA TION It is recomended to read through the entire manual before beginning your installation. Follow all step s exactly . Reading this manual will also help you get all the benefits from your system. TOOLS NEEDED: • Safety glasses • Flathead screw driver • Phillips screw driver • Adjustable slip [...]

7 Plan Y our Installa tion T ypical Inst allation 1. Place as close as possible but always after , the pressure tank (well water) or water meter (city water). See Fig. 3. 2. Place as close as possible to a water drain such as a floor drain, laundry tub, sump or stand pipe. See Fig. 3. 3. Connect to the house main water pipe BEFORE THE W A TER HEA T[...]

8 Plan Y our Installa tion Suggested Slab Foundation Inst allation Plug the softener transformer into an inside, 120 volt 60Hz electrical outlet. If an outside outlet is used, be sure it has approved weather protection. Run drain tubing to laundry tub or p-trap inside home, if possible. Otherwise, run to a dry well. W A TERSOFTENER (install in gara[...]

9 PIPE, FITTINGS, OTHER MA TERIALS NEEDED Y ou must first decide how to run “in” and “out” pipes to the softener . Look at your house main water pipe at the point you will connect the softener . Is the pipe soldered copper , glued plastic, or threaded galvanized or brass? What is the pipe size? What kind of pipe and fittings is it easiest f[...]

10 R ead Before Be ginning Installa tion BEFORE INST ALLING CHECKS & TESTS Y our water supply needs to be checked for chemical analysis, water pressure and water flow rate. T o accom- plish this, complete the following steps: Check W ater ’ s Chemical Analysis: Sears sells a com- plete line of water treating equipment to correct various water[...]

11 FIG . 9 INST ALLING BYP ASS V AL VE, AND/OR INLET AND OUTLET THREADED ADAPTORS Clip (2) V alve Outlet Included with Softener Included with Softener V alve Inlet ASSEMBLE INLET OUTLET ADAPTORS, OR PLASTIC BYP ASS V AL VE Complete the following steps to assemble the adaptors or bypass valve. 1. Close the shutoff valve on the house main water pipe,[...]

12 Install 3-V alv e Bypass INST ALLING 3 V AL VE BYP ASS AND PIPES Complete the following steps to inst all the three (3) valve bypass: • Cut the house main water pipe where you will con- nect the softener . • Loosely put together pipe, fittings, and the three (3) valves. • Place valve(s) within easy reach. When all pipe, fittings and valves[...]

13 Loca te W a ter Softener and Connect Pipes MOVE SOFTENER INTO PLACE Grip under ridge to move softener . Plywood Shims TYPICAL SOLDERING CONNECTIONS Main W ater Pipe Hard W ater 1. Cut pipe to correct length. 2. Solder (WHEN COOL, do S tep 3). 3. Put threaded adaptor into bypass valve port. 4. Solder NOTE: T o be certain heat will not travel down[...]

14 Connect V alv e and Salt T ank Dr ains CONNECT THE V AL VE DRAIN HOSE T ake a length of 3/8” inside diameter drain tubing and attach one end to the drain fitting. See Fig. 16. Use a tube clamp to hold it in place. Put the other end of the tubing over a floor drain, into a laundry tub, stand pipe, or other suitable drain. Check your local codes[...]

15 Leak T est LEAK TEST T o check for leaks, complete the following steps: CAUTION: T o avoid water or air pressure dam- age to softener inner parts, and to flush pipe chips or other residue from the water pipes, be sure to do the following steps exactly as instructed. 1. Fully open two cold, soft water faucet s near the softener . 2. Look at the p[...]

16 Electrical R equir ements INST ALL GROUNDING CLAMP BETWEEN THE SOFTENER IN AND OUT PIPES The house cold water pipe (iron or copper) is often used to ground all electrical outlets in the home. Outlets are grounded to protect you from shock when you touch any electric appliance plugged into the out- let. If you installed the single byp ass valve, [...]

17 Install Co v er s and R estar t Wa ter Hea ter FIG . 23 INST ALL COVERS After inst alling your water softener , replace the covers. Angle the covers so the main cover clips onto the back first, then bring down in front and clip on the two (2) tabs inside the rim of the salt hole and lower the salt cover closed. See Fig. 23. REST ART THE W A TER [...]

18 SET PRESENT TIME OF DA Y If the words PRESENT TIME do not show in the display , press the SELECT button until they do show in the display . Press the UP or DOWN buttons to set the present time. Press UP to move the display ahead; press DOWN to move the time backward. If the present time is between noon and midnight, be sure PM shows. If the pres[...]

19 Pr og r am T he Timer SET REGENERA TION TIME T o complete setting the regeneration time, complete the follow- ing steps: 1. Press the SELECT button to display 2:00 AM (flashing) and RECHARGE TIME. 2. At the 2:00 AM recharge time setting, the softener begins regeneration (see pages 29 - 31) at 2:00 AM. This is a good time in most households becau[...]

20 Sanitize T he W ater Softener SANITIZE THE W A TER SOFTENER Care is taken at the factory to keep your water sof tener clean and sanitary . Materials used to make the softener will not infect or contaminate your water supply , or cause bacteria to form or grow . However , during shipping, storage, installing and operating, bacteria could get into[...]

21 Adding Salt T o T he Stor a ge T ank ADDING SAL T TO THE STORAGE T ANK Brine (salt dissolved in water) is needed for each and every regeneration. The water for making brine is metered into the salt storage tank by the sof tener . Y ou must keep salt in the tank, but because the water sof ten- er is very efficient, it is not necessary to keep it [...]

22 Chec k List CHECK LIST OF STEP-BY -STEP GUIDES T O INST ALL Review the following list to ensure you have completed all the installation procedures. ____1. Check the incoming water . Has incoming water been tested? ____2. Remove cardboard packaging from salt t ank. ____3. Is the incoming water going to the valve inlet? ____4. Is the bypass valve [...]

23 Settings Options Units Service Mode EXIT CHANGE SELECT b d MAIN MENU FIG . 35 Language Present Time Hardness Recharge T ime Back Exit CHANGE SELECT b d SETTINGS FIG . 36 F aceplate Timer F ea tur es FIG . 33 FIG . 34 EXTRA RECHARGE Sometimes, a manually started regeneration (recharge) may be desired, or needed. T wo examples are: • Y ou have u[...]

24 F aceplate Timer F ea tur es Language for all screens can be in English, S panish or French. Move the black bar to Language, and press SELECT . Move black bar over your choice and press SELECT . Screen returns to Settings Menu. NOTE: If Language has been mistakenly changed, press SELECT button until you see English, Español and Français in the[...]

25 F aceplate Timer F ea tur es Salt Alert Level is the level at which you want your softener to signal that the salt level is low . When salt level drops to this point, the low salt LED will flash on the faceplate. Move the small cursor up or down by pressing the UP or DOWN arrows and observe the number in the display . When the correct number is [...]

26 F aceplate Timer F ea tur es Questions? Call The Kenmore W ater Line 1-800-426-9345 The QuickCharge option is an integral part of the IntelliSoft water and salt saving system. When this option is selected, the softener will automatically recharge if 95% of capacity has been unexpectedly used and there is less than 1/2 gpm flow . The recharge wil[...]

27 F aceplate Timer F ea tur es Questions? Call The Kenmore W ater Line 1-800-426-9345 Time Options Diagnosics Set Model Factory Defaults Back Exit CHANGE SELECT b d SER VICE MODE FIG . 49 Gallons/Liters option allows you to choose how the water usage is displayed on the normal operating screen. Move the black bar over Gallons or Liters and press S[...]

28 F aceplate Timer F ea tur es Questions? Call The Kenmore W ater Line 1-800-426-9345 KENMORE’S UL TRA CLEANSING FEA TURE The ultra cleansing feature keeps larger p articles of sedi- ment from entering the home’s plumbing system. As water passes through the sof tener , the larger sediment particles are collected in the integrated basket and th[...]

29 Ho w Y our W a ter Softener W or ks FIG . 52 SOFT W A TER SER VICE AND REGENERA TION SERVICE When the softener is giving you sof t water , it is called “Service”. During service, hard water comes from the house main water pipe into the softener . Inside the sof- tener resin tank is a bed made up of thousands of tiny , plastic resin beads. As[...]

30 Ho w Y our W a ter Softener W or ks SOFT W A TER SER VICE AND REGENERA TION BRINING: During brining, the brine is moved from the salt storage area, into the resin tank. Inside the resin tank, brine cleans hardness minerals from the resin beads and they are discharged out the drain. How much brine is needed to clean the resin depends on: • The [...]

31 Ho w Y our W a ter Softener W or ks F AST RINSE: Backwash is followed by a fast flow of water down through the resin tank. The fast flow packs the resin bed and gets it ready for return to service. After fast rinse, the sof tener returns to service. Hard water goes into the resin tank where the resin bed again takes out the hardness minerals. So[...]

32 Car e Of Y our W a ter Softener FIG . 56 SAL T BRIDGE Sometimes, a hard crust or salt bridge forms in the salt storage tank. It is usually caused by high humidity or the wrong kind of salt. When the salt bridges, an empty space forms between the water and salt. Then salt will not dissolve (melt) in the water to make brine. Without brine, the res[...]

33 Car e Of Y our W a ter Softener FIG . 57 KEEPING THE W A TER SOFTENER CLEAN NOZZLE & VENTURI A clean nozzle and venturi (see Fig. 57) is a must for the softener to work right. This small unit moves brine from the salt storage tank to the resin t ank during regeneration. If it becomes plugged with sand, silt, dirt, etc., the softener will not[...]

34 Car e Of Y our W a ter Softener PROTECT THE W A TER SOFTENER FROM FREEZING If the softener is inst alled where it could freeze (sum- mer cabin, lake home, etc.), you must drain all water from it to stop possible freeze damage. T o drain the sof- tener: 1. Close the shut-off valve on the house main water pipe, near the water meter or pressure tan[...]

35 Car e Of Y our W a ter Softener CHECKLIST TO HELP YOU SA VE MONEY If your water softener fails to work, make the following easy checks. Of ten, you will find what is wrong yourself and you won’t have to call and wait for service. If you do not find anything wrong, while making the checks, and your sof- tener still does not work, call your Sear[...]

36 Specifica tions FIG . 59 Questions? Call The Kenmore W ater Line 1-800-426-9345 A A B C D E F Inches CM A Salt T ank Height 34 86.4 B Resin T ank Diameter (nominal) 10 25.4 C Resin T ank Height (nominal) 40 101.6 D Inlet-Outlet Height 41-1/2 105.4 E Overall Height 48 121.9 F 1 Length 21 53.3 F 2 Width 17 43.2 - Distance between inlet-outlet cent[...]

37 Specifica tions FIG . 60 Questions? Call The Kenmore W ater Line 1-800-426-9345  Intermittent flow rate does not represent the maximum service flow rate used for determining the softeners rated cap acity and efficiency . Continuous operation at flow rates greater than the service flow rate may affect capacity and ef ficiency performance. Thes[...]

38 Ser vice T ec h Inf or ma tion FIG . 61 Keep this manual with your water softener . If repairs are needed, the service technician must have the informa- tion on the following pages. AL W A YS MAKE THESE INITIAL CHECKS FIRST 1. Does the time display show the correct time of day? • If display is blank, check power source to the sof- tener . • [...]

39 Ser vice T ec h Inf or ma tion FIG . 62 The faceplate timer (PW A) computer has a self-diag- nostic function for the electrical system, except for input power and water meter . The computer monitors elec- tronic components and circuit s for correct operation. If a malfunction occurs, an error code appears in the face- plate display . The chart b[...]

40 Ser vice T ec h Inf or ma tion POSITION SWITCH ST A TUS: With the valve in service, or any of the recharge cycles, the switch indicator will show open, while the valve is rotating from one position to another , the indicator will show the switch closed. A defect is probable if indications vary from this pattern. NOTE: If the faceplate is left in[...]

41 Ser vice T ec h Inf or ma tion MANUAL ADV ANCE REGENERA TION CHECK This check verifies proper operation of the valve motor , brine tank fill, brine draw , regeneration flow rates, and other controller functions. Always make the initial checks, and the manual initiated diagnostics. NOTE: The faceplate display must show a steady time (not flashing[...]

42 Ser vice T ec h Inf or ma tion ROT ARY V AL VE SERVICE IMPORT ANT : Before working on the valve, turn off the water supply and disconnect from electrical power . TO RELIEVE PRESSURE: • 3 V AL VE BYP ASS: Close the inlet valve and open a soft water faucet. Then close the outlet valve and open the bypass valve. • SEARS SPECIAL BYP ASS: Slide t[...]

43 FIG . 71 Drain from valve inlet (Hard W ater) Bypass Hard W ater T o V alve Outlet Position Switch BRINING AND BRINE RINSE CYCLE Brine from Salt S torage T ank Nozzle V enturi Ser vice T ec h Inf or ma tion SERVICE CYCLE Hard water enters the valve inlet port. Internal valve porting routes the water down and out the top distributor , into the re[...]

44 Ser vice T ec h Inf or ma tion Drain Bypass Hard W ater T o V alve Outlet Position Switch BACKW ASH CYCLE Flow Plug FIG . 72 Questions? Call The Kenmore W ater Line 1-800-426-9345 BACKW ASH CYCLE T imer/switch action again allows the motor to turn the rotor & disc to place the valve in BACKW ASH, stopping water flow to the nozzle. W ater is [...]

45 Notes[...]

46 8 3 1 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 V iew Questions? Call The Kenmore W ater Line 1-800-426-9345[...]

47 P ar ts List Kenmore MODEL Nos. 625.384260 and 625.394260 A. W A TER SOFTENER COMPLETE Key No. Part Number Part Description 1 ---- Cover Lock (Required for shipping only) 1 ---- Rim Insert (Required for shipping only) 2 7284396 Cover (main) 3 7284435 Salt Hole Cover (order following decal) - 7284443 Instruction Decal 4 7088033 Clamp Retainer (2 [...]

48 Exploded V iew 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 W ater Line 1-800-426-9345[...]

49 P ar ts List Kenmore MODEL Nos. 625.384260 and 625.394260 B. BRINE V AL VE ASSEMBL Y Key No. Part Number Part Description 1 7168647 Ceramic Weight 2 0513860 Float S top 3 7097202 Float (includes Key No. 4) 4 0516947 Float Seal 5 7220627 Float Rod & S tem 6 7092278 Guide Cap 7 7170288 O-Ring, 15/16" x 1-3/16" 8 051621 1 Seal 9 05169[...]

50 Exploded V iew 1 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-S trip 22 23 24 18 19 Cross-Section View 34 Questions? Call The Kenmore W ater Line 1-800-426-9345[...]

51 P ar ts List Key Part No. Number Part Description 1 7224087 Screw , #8-32 x 1" (2 req.) 2 7286039 Motor (incl. 2 ea. of Key No. 1) 3 7231393 Motor Plate 4 0900857 Screw , #6-20 x 3/8" (3 req.) 5 7171250 Bearing 6 7283489 Cam & Gear 7 7169180 Clip (Drain) 8 0900431 Hose Clamp 9 7271270 Drain Hose Adaptor 10 7170288 O-Ring, 15/16” [...]

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