Kenmore Economizer 6 Manual
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SAVE THIS MANUAL FOR FUTURE REFERENCE. Owner’s Manual FOR POTABLE WATER HEATING ONLY. NOT SUITABLE FOR SPACE HEATING. MODEL NO. 153.316040 6 GALLON 153.316050 10 GALLON 153.316060 19 GALLON SHORT 153.316070 19.9 GALLON TALL 153.316331 30 GALLON 153.326060 19 GALLON 240 V. SHORT 153.326070 19.9 GALLON 240 V. TALL 153.326331 30 GALLON 240 V. THE ECONOMIZER™ 6 COMPACT ELECTRIC WATER HEATER Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A www.sears.comPRINTED 0607 PART NO. 85775-000 GAMA certification applies to all residential electric water heaters with capacities of 20 to 120 Gallons. Input rating of 12kW or less. • Safety Instructions • Installation • Operation • Care and Maintenance • Troubleshooting • Parts List
2 SAFE INSTALLATION, USE AND SERVICE Your safety and the safety of others is extremely important in the instal\ lation, use and servicing of this water heater. Many safety-related messages and instructions have been provided in this manual and on your own water heater to warn you and others of a potential injury hazard. Read and obey all safety messages and instructions throughout this manual. It is very important that the meaning of each safety message is understood by you and others who install, use or service this water heater. All safety messages will generally tell you about the type of hazard, what can happen if you do not follow the safety message and how to avoid the risk of injury. The California Safe Drinking Water and Toxic Enforcement Act requires the Governor of California to publish a list of substances known to the State of California to cause cancer, birth defects, or other reproductive harm, and requires businesses to warn of potential exposure to such substances. This product contains a chemical known to the State of California to cause cancer, birth defects, or other reproductive harm. This appliance can cause low level exposure to some of the substances li\ sted, including formaldehyde. IMPORTANT DEFINITIONS • Sears Service Center: The Sears Service Center has the ability equivalent to a licensed tradesman in the fields of plumbing and electrical work including a thorough understanding of the requirements of the National Electrical Code as it relates to the installation of electric water heaters. The Sears Service Center also has a thorough understanding of this instruction manual, and is able to perform repairs strictly in accordance with the service guidelines provided by the manufacturer . This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death. DANGER WARNING CAUTION DANGER indicates an imminently hazardous situation which, if not avoided, could result in death or injury. CAUTION W A R N I N G i n d i c a t e s a p o t e n t i a l l y hazardous situation which, if not avoided, could result in death or injury. CAUTION indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. CAUTION used without the safety alert symbol indicates a potentially hazardous situation which, if not avoided, could result in property damage.
Thank You for purchasing a Sears water heater. Properly installed and maintained, it should give you years of trouble free service. It is strongly suggested that this new water heater be professionally installed, contact the local Sears Service Center or any Sears store. They will arrange for prompt, quality installation by Sears authorized contractors. Abbreviations Found In This Instruction Manual: • ANSI - American National Standards Institute • ASME - American Society of Mechanical Engineers • GAMA - Gas Appliance Manufacturers Association • NEC - National Electrical Code • NFPA - National Fire Protection Association • UL - Underwriters Laboratories Inc. PRE PARING FOR THE INSTALLATION 1. Read the “General Safety” section of this manual first and then the entire manual carefully. If you don’t follow the safety rules, the water heater will not operate properly. It could cause DEATH, SERIOUS BODILY INJURY, AND/OR PROPERTY DAMAGE. This manual contains instructions for the installation, operation, and maintenance of the electric water heater. It also contains warnings throughout the manual that you must read and understand. All warnings and all instructions are essential to the proper operation of the water heater and your safety. READ THE ENTIRE MANUAL BEFORE ATTEMPTING TO INSTALL OR OPERATE THE WATER HEATER. 2. The installation must conform with these instructions and the local code authority having jurisdiction and the requirements of the power company. In the absence of local code requirements follow NFPA-70, the National Electrical Code (current edition), which may be ordered from: National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02269. . If after reading this manual you have any questions or do not understand any portion of the instructions, call Sears Service Center. 4. C a r e f u l l y p l a n y o u r i n t e n d e d p l a c e m e n t o f t h e w a t e r heater. INSTALLATION OR SERVICE OF THIS WATER INTRODUCTION TABLE OF CONTENTS SAFE INSTALLATION, USE AND SERVICE...........................2 GENERAL SAFETY................................................................. T ABLE OF CONTENTS ........................................................... INTRODUCTION .....................................................................5 PRODUCT SPECIFICATIONS ................................................ 5 MATERIALS AND BASIC TOOLS NEEDED ...........................6 Materials Needed .............................................................. 6 Basic Tools ........................................................................\ 6 Additional Tools Needed When Sweat Soldering ............. 6 INSTALLATION INSTRUCTIONS ...................................... 7-12 Removing the Old Water Heater .................................... 7,8 Facts to Consider About the Location ............................... 8 Insulation Blankets ............................................................ 8 Water Piping ................................................................ 9,10 T & P Valve and Pipe Insulation ...................................... 0 Temperature-Pressure Relief Valve ........................... 10,11 Filling the Water Heater .................................................. Wiring ........................................................................\ 11,12 Wiring Diagrams ............................................................. Wiring Connections ......................................................... 12 SERVICE AND ADJUSTMENT ........................................ 12-17 Temperature Regulation ................................................. 12 Thermostat ...................................................................... 12 Temperature Settings ...................................................... Thermostat Adjustment ................................................... Temperature-Pressure Relief Valve Operation ............... Draining ..................................................................... 13,14 Thermostat Removal/Replacement ................................ Element Cleaning/Replacement ................................ -6 Drain Valve Washer Replacement .................................. 7 Anode Rod Inspection .................................................... 7 Service ........................................................................\ .... 7 TROUBLESHOOTING GUIDE ......................................... 18-20 Start Up Conditions ....................................................... 8 Thermal Expansion ...................................................... 8 Strange Sounds ........................................................... 8 Operational Conditions .............................................. 18-20 Smelly Water ............................................................18,19 “Air” in Hot Water Faucets ........................................... 19 Rumbling Noise ............................................................ 19 High Temperature Shut Off System .............................. 19 Not Enough or No Hot Water ........................................ 20 Water Is Too Hot ........................................................... 20 Leakage Checkpoints ..................................................... 21 REPAIR PARTS LIST .......................................................22,23 W ARRANTY ........................................................................\ .. 24
5 PRODUCT SPECIFICATIONS MAXIMUM FUSE RECOVERY RATE MINIMUM OR CIRCUIT MODEL IN GALLONS GALS.PER HOUR WIRE SIZE* BREAKER NUMBER (LITERS) DIA. HEIGHT @90 0F Rise 120 Volt 240 Volt (GAUGE) SIZE (AMPS) 153.316040 6 (22.7) 14.250” (362) 15.375” (391) 7.5 1650 ---- 12 20 153.316050 10 (37.8) 16” (406) 18.25” (464) 7.5 1650 ---- 12 20 153.316060 19 (71.9) 18” (457) 24.9” (632) 7.5 1650 ---- 12 20 153.316070 19.9 (75.3) 16” (406) 31.62” (803) 7.5 1650 ---- 12 20 153.316331 30 (113.6) 22” (559) 30” (762) 7.5 1650 ---- 12 20 153.326060 19 (71.9) 18” (457) 24.9” (632) 9.1 ---- 2000 14 15 153.326070 19.9 (75.3) 16” (406) 31.62” (803) 9.1 ---- 2000 14 15 153.326331 30 (113.6) 22” (559) 30” (762) 9.1 ---- 2000 14 15 * Wiring size based on standard 60°C copper wire. If distance from fuse box to water heater is more than 90 feet, refer to your local electrical code. Some compact models have labeled optional plumbing connections see below. MODELNUMBERSTANDARDSIDE COLD INLETSTANDARDSIDE HOT INLETSTANDARDSIDE T&PMODEL HAS OPTIONAL TOP COLD INLETMODEL HAS OPTIONALTOP HOT OUTLET OR T&P 5. 600YESYESYESYES, PLUGGEDYES, PLUGGED 5.6050 YESYESYESNOYES, PLUGGED 5.6060 YESYESYESYES, PLUGGEDYES, PLUGGED 5.6070 YESYESYESYES, PLUGGEDYES, PLUGGED 5.6 YESYESYESNONO 153.326060YESYESYESYES, PLUGGEDYES, PLUGGED 153.326070YESYESYESYES, PLUGGEDYES, PLUGGED 153.326331YESYESYESNONO DIMENSIONS IN INCHES (mm) TANKCAPACITY ELEMENTWATTAGE HEATER REQUIRES ABILITY EQUIVALENT TO THAT OF A LICENSED TRADESMAN IN THE FIELD INVOLVED. PLUMBING AND ELECTRICAL WORK ARE REQUIRED. Examine the location to ensure the water heater complies with the “Facts to Consider About the Location” section in this manual. 5. For California installation this water heater must be braced, anchored, or strapped to avoid falling or moving during an earthquake. See instructions for correct installation procedures. Instructions may be obtained from California Office of the State Architect, 400 P Street, Sacramento, CA 95814. 6. Massachusetts Code requires this water heater to be installed in accordance with Massachusetts 248-CMR 2.00: State Plumbing Code and 248-CMR 5.00.
6 MATERIALS AND BASIC TOOLS NEEDED Basic Tools You may or may not need all of these tools, depending on your type of installation. These tools can be purchased at your local Sears store. Pipe Wrench (2) Screwdriver 6 Foot Tape or Folding Rule Garden Hose Drill Pipe Dope or Teflon Tape Additional Tools Needed When Sweat Soldering Tubing Cutters or Hacksaw Propane Torch Soft Solder Solder Flux Emery Cloth Wire Brushes SLOT-HEAD SCREWDRIVER PHILLIPS SCREWDRIVER DRILL PIPE DOPE (SQUEEZE TUBE)USE FOR WATER CONNECTIONS ROLL OF TEFLON TAPE (USE ON WATER CONNECTIONS) PIPE WRENCHGARDEN HOSE6 FOOT TAPE HACKSAW TUBING CUTTER PROPANETORCH ROLL OF EMERY CLOTH 3/4” (19 mm) WIRE BRUSH 1/2” (13 mm) WIRE BRUSH ROLL OF LEAD-FREESOFT SOLDERSOLDER FLUX Materials Needed To simplify the installation Sears has available the installation parts shown below. You may or may not need all of these materials, depending on your type of installation. E X PA N S I O N TA N K S F O R T H E R M A L EXPANSION CONDITIONS AVAILABLE IN 2 GALLONS , AND 5 GALLONS CAPACITY T H R O U G H L O C A L SE A R S S T O R E O R SERVICE CENTER.DRAIN PANS AVAILABLE IN 20” DIAMETER FOR WATER HEATERS H AV I N G A D I A M E T E R 1 8 ” O R LESS, 24” DIAMETER FOR WATER HEATERS HAVING A DIAMETER 22” OR LESS AND AVAILABLE IN 28” DIAMETER FOR WATER HEATERS HAVING A DIAMETER 26” OR LESS. WATER HEATER INSTALLATION KIT WITH FLEXIBLE CONNECTORS FOR 3/4” OR 1/2” THREADED OR COPPER PLUMBING.
7 Removing the Old Water Heater FIGURE 1. 1. Turn “OFF” electrical supply to the water heater. FIGURE 2. 2. Turn “OFF” the water supply to the water heater at the water shut-off valve or water meter. FIGURE 3. 3. Attach a hose to the water heater drain valve and put the other end in a floor drain or outdoors. Open the water heater drain valve. Open a nearby hot water faucet which will relieve pressure in the water heater and speed draining. FIGURE 4. INSTALLATION INSTRUCTIONS The water passing out of the drain valve may be extremely hot. To avoid being scalded, make sure all connections are tight and that the water flow is directed away from any person. 4. Check again to make sure the electrical supply is turned “OFF” to the water heater. Then disconnect the electrical supply connection from the water heater junction box. FIGURE 5. 5. a. If you have copper piping to the water heater, the two c o p p e r w a t e r p i p e s c a n b e c u t w i t h a h a c k s a w approximately four inches away from where they connect to the water heater. This will avoid cutting off the pipes too short. Additional cuts can be made later if necessary. Disconnect the temperature-pressure relief valve drain line. When the water heater is drained, disconnect the hose from the drain valve. Close the drain valve. The water heater is now completely disconnected and ready to be removed. FIGURE 6. b. If y o u h a v e g a l v a n i z e d p i p e to th e w a te r h e a te r, loosen the two galvanized pipes with a pipe wrench at the u n i o n i n e a c h l i n e . A l s o d i s c o n n e c t t h e p i p i n g remaining to the water heater. These pieces should b e s a v e d s i n c e t h e y m a y b e n e e d e d w h e n reconnecting the new water heater. Disconnect the temperature-pressure relief valve drain line. When the water heater is drained, disconnect the hose from the drain valve. Close the drain valve. The water heater is n o w c o m p l e t e l y d i s c o n n e c t e d a n d r e a d y t o b e removed.
8 Water heater life depends upon water quality, water pressure and the environment in which the water heater is installed. Water heaters are sometimes installed in locations where leakage may result in property damage, even with the use of a drain pan piped to a drain. However, unanticipated damage can be reduced or prevented by a leak detector or water shut-off device used in conjunction with a piped drain pan. These devices are available from some plumbing wholesalers and retailers, and detect and react to leakage in various ways: • Sensors mounted in the drain pan that trigger an alarm or turn off the incoming water to the water heater when leakage is detected. • Sensors mounted in the drain pan that turn off the water supply to the entire home when water is detected in the drain pan. • Water supply shut-off devices that activate based on the water pressure differential between the cold water and hot water pipes connected to the water heater. INSTALLATION IN RESIDENTIAL GARAGES: The water heater must be located and/or protected so it is not subject to physical damage by a moving vehicle. • The location selection must provide adequate clearances for servicing and proper operation of the water heater. Insulation Blankets Insulation blankets are available to the general public for external use on electric water heaters but are not necessary with this product. The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters. Your water heater meets or exceeds the National Appliance Energy Conversation Act standards with respect to insulation and standby loss requirements, making an insulation blanket unnecessary. Should you choose to apply an insulation blanket to this heater, you should follow these instructions below. Failure to follow these instructions can result in fire, serious personal injury, or death. • Do not cover the temperature and pressure relief (T & P) valve with an insulation blanket. • Do not cover the instruction manual. Keep it on the side of the water heater or nearby for future reference. • Do obtain new warning and instruction labels for placement on the blanket directly over the existing labels. FIGURE 7. Mineral buildup or sediment may have accumulated in the old water heater. This causes the water heater to be much heavier than normal and this residue, if spilled out, could cause staining. Facts to Consider About the Location You should carefully choose an indoor location for the new water heater, because the placement is a very important consideration for the safety of the occupants in the building and for the most economical use of the appliance. This water heater is not intended for outdoor installation. Whether replacing an old water heater or putting the water heater in a new location, the following critical points must be observed. • The location selected should be indoors as close to and as centralized with the water piping system as possible. This water heater, as well as all water heaters, will eventually leak. Do not install without adequate drainage provisions so water flow will not cause damage. WATER HEATERS EVENTUALLY LEAK: Installation of the water heater must be accomplished in such a manner that if the tank or any connections should leak, the flow of water will not cause damage to the structure. When such locations cannot be avoided, a suitable drain pan should be installed under the water heater. Drain pans are available at your local Sears stores. Such drain pans must be piped to an adequate drain.
9 Water Piping HOTTER WATER CAN SCALD: Water heaters are intended to produce hot water. Water heated to a temperature which will satisfy clothes washing, dish washing, and other sanitizing needs can scald and permanently injure you upon contact. Some people are more likely to be permanently injured by hot water than others. These include the elderly, children, the infirm, or physically/mentally handicapped. If anyone using hot water in your home fits into one of these groups or if there is a local code or state law requiring a certain temperature water at the hot water tap, then you must take special precautions. In addition to using the lowest possible temperature setting that satisfies your hot water needs, a means such as a mixing valve, shall be used at the hot water taps used by these people or at the water heater. Mixing valves are available at plumbing supply or hardware stores. Follow manufacturers instructions for installation of the valves. Before changing the factory setting on the thermostat, read the “Temperature Regulation” section in this manual. See Figure 8 for mixing valve usage. FIGURE 8. Figure 9 shows the attachment of the water piping to the water heater. The water heater is equipped with 3/4” water connections. If a water heater is installed in a closed water supply system; such as one having a back-flow preventer, check valve, water meter with a check valve, etc... in the cold water supply; m e a n s m u s t b e p r o v i d e d t o c o n t r o l t h e r m a l e x p a n s i o n . Contact the local utility or Sears Service Center on how to control this situation. NOTE: If using copper tubing, solder tubing to an adapter before attaching the adapter to the water connections. Do not solder the water supply lines directly to the connections. It will harm the fittings on the water heater. NOTE: To protect against untimely corrosion of hot and cold water fittings, it is strongly recommended that di electric unions or couplings be installed on this water heater when connected to copper pipe. 1. Look at the side of the water heater. The hot water outlet is marked hot. Put two or three turns of teflon tape around the threaded end of the threaded-to-sweat coupling and around the 3/4” threaded nipple. Using flexible connectors, connect the hot water pipe to the hot water outlet of the water heater. 2. Look at the side of the water heater. The cold water inlet is marked cold. Put two or three turns of teflon tape around the threaded end of the threaded-to-sweat coupling and around the 3/4” threaded nipple. Using flexible connectors, connect the cold water pipe to the cold water inlet of the water heater. FIGURE 9. NOTE: Your water heater is insulated to minimize heat loss from the tank. Further reduction in heat loss can be accomplished by insulating the hot water lines from the water heater.
0 Optional Installation Instructions S o m e c o m p a c t m o d e l s h a v e o p t i o n a l p l u m b i n g c o n n e c t i o n s . O n t h e s e u n i t s , i f t o p c o n n e c t i o n i s p r e f e r r e d o v e r t h e s i d e c o n n e c t i o n , u s e t h e f o l l o w i n g i n s t r u c t i o n s a s t h e y a p p l y t o y o u r c o n n e c t i o n : To c h a n g e Te m p e r a t u r e a n d P r e s s u r e ( T & P ) v a l v e l o c a t i o n : R e m o v e 3 / 4 ” p l u g f r o m o p e n i n g i n j a c k e t t o p . R e p l a c e 3 / 4 ” p l u g o p e n i n g w i t h T & P v a l v e ; p l u g o r i g i n a l T & P v a l v e o p e n i n g w i t h 3 / 4 ” p l u g . B E S U R E T O R E A P P LY P I P E jO I N T C O M P O U N D O R T E F L O N TA P E A R O U N D T H E T H R E A D E D E N D S O F T H E T E M P E R AT U R E A N D P R E S S U R E ( T & P ) VA LV E A N D T H E 3 / 4 ” P L U G W H E N R E I N S TA L L I N G C O M P O N E N T S . To c h a n g e C o l d I n l e t l o c a t i o n : R e m o v e 3 / 4 ” p l u g f r o m o p e n i n g i n j a c k e t t o p . R e p l a c e 3 / 4 ” p l u g o p e n i n g w i t h Cold Inlet nipple; plug original Cold Inlet opening with 3/4” p l u g . B E S U R E TO R E A P P LY P I P E jO I N T C O M P O U N D O R T E F L O N TA P E A R O U N D T H E T H R E A D E D E N D S O F T H E C O L D I N L E T N I P P L E A N D T H E 3 / 4 ” P L U G W H E N R E I N S TA L L I N G C O M P O N E N T S . To change Hot Outlet location: S c r e w 3 / 4 ” N P T g a l v a n i z e d c a p ( n o t i n c l u d e d , p u r c h a s e l o c a l l y ) o n t o S i d e H o t O u t l e t a n d i n s t a l l 3 / 4 ” N P T n i p p l e ( n o t i n c l u d e d , p u r c h a s e l o c a l l y ) i n t h e o p e n i n g i d e n t i f i e d a s H O T / T & P l o c a t i o n . B E S U R E T O R E A P P LY P I P E jO I N T C O M P O U N D O R T E F L O N TA P E A R O U N D T H E T H R E A D E D E N D S O F T H E 3 / 4 ” N P T N I P P L E S W H E N R E I N S TA L L I N G C O M P O N E N T S . T & P Valve and Pipe Insulation Remove insulation for T & P valve and pipe connections from carton. Fit pipe insulation over the incoming cold water line and the hot water line. Make sure that the insulation is against the side jacket of the heater. Fit T & P valve insulation over valve. Make sure that the insulation does not interfere with the lever of the T & P valve. Secure all insulation using tape. FIGURE 9A. NOTE: Figure above is used to illustrate installation of T&P and pipe insulation only. As indicated in PRODUCT SPECIFICATION Section. Actual optional Cold & Hot / T&P spud location vary from model to model. Temperature-Pressure Relief Valve This heater is provided with a properly certified combination temperature - pressure relief valve by the manufacturer. The valve is certified by a nationally recognized testing laboratory that maintains periodic inspection of production of listed equipment of materials as meeting the requirements for Relief for Hot Water Supply Systems, ANSI Z21.22 • CSA 4.4, and the code requirements of ASME. If replaced, the valve must meet the requirements of local codes, but not less than a combination temperature and pressure relief valve certified as indicated in the above paragraph. The valve must be marked with a maximum set pressure not to exceed the marked hydrostatic working pressure of the water heater (150 psi = 1,035 kPa) and a discharge capacity not less than the water heater input rate as shown on the model rating plate. (Electric heaters - watts x 3.412 equal Btu/hr input rate) Your local jurisdictional authority, while mandating the use o f a t e m p e r a t u r e - p r e s s u r e r e l i e f v a l v e c o m p l y i n g w i t h ANSI Z21.22 • CSA 4.4, may require a valve model different from the one furnished with the water heater. Compliance with such local requirements must be satisfied by the installer or end user of the water heater with a locally