Whirlpool 318686-000 Water Heater User Manual
Contents
1. Water System Piping Temperature and pressure relief valve properly installed with a discharge pipe run to an adequate drain and protected from freezing See Figure 3 All piping properly installed and free of leaks Suitable metal drain pan lines installed and piped to an adequate drain See Figure 3 Heater completely filled with water See Figure 3 Closed system pressure buildup precautions installed See Closed System Thermal Expansion section Mixing valve when applicable installed per manufac turer s instructions see Figure 4 Electrical Connections Wiring and connections comply with all applicable codes Water heater and electrical supply are properly grounded Proper overload fuse or circuit breaker protection installed OPERATING YOUR WATER HEATER Water Heater Start Up 1 Carefully read and understand the section Water Temperature Regulation section of this manual If the instructions are not clear contact a qualified person 2 Make sure the water heater has been properly installed See Installing Your Water Heater section 3 Completely fill the tank water Open faucet to allow air to purge see page 5 step 7 4 After the tank is completely filled with water turn on power to the water heater at the breaker panel 5 Power to the water heater will allow the water2. Red Check wiring at Electronic Thermostat ET for damage Turn on electrical power at breaker If this code flashes condition continues replace the Electronic Thermostat ET These instructions are brief and intended as guidance for a qualified person If you lack the necessary skills to perform these procedures call 1 877 817 6750 for assistance 20 Troubleshooting Chart NO HOT WATER INSUFFICIENT HOT WATER HIGH OPERATION COSTS SLOW HOT WATER RECOVERY DRIP FROM T amp P VALVE No power to heater High temperature limit shut down Defective sensor 1 Defective lower element 2 Temperature set too low 3 Sediment or lime in tank 4 Defective Dip Tube 5 Heater too small for job 6 Wrong piping connections 7 Leaking faucets and or plumbing system 8 Wasted hot water 9 Long runs of exposed pipe 10 Hot water piping on outside wall 1 Temperature set too high 2 Sediment or lime in tank 3 Heater too small for job 4 Leaking faucets and or plumbing system 5 Wasted hot water 6 Long runs of exposed piping 7 Hot water piping in exposed wall 8 Elements covered with sediment or lime 1 Upper element defective 2 Leaking faucets and or plumbing system 1 Excessive water pressure 2 Closed system 3 Defective T amp P valve Refer to E02 of Diagnostic Code Chart page 17 Refer to E03 or E07 of Diagnostic Code Chart page 17 Re
3. PRINTED IN THE U S A 0411 Table Of Contents Water Heater Safety Installing Your Electric Water Heater Unpacking Instructions Location Requirements Water System Piping Electrical Requirements Installation Checklist Operating Your Water Heater Water Heater Start Up Water Temperature Regulation ol HEATERS encerQusmart Residential Electric Water Heater Installation Instructions and Use amp Care Guide To obstain technical warranty or service assistance during or after the installation of this water heater visit our website at http www whirlpoolwaterheatersupport com or call tool free 1 877 817 6750 When calling for assistance please have the following information ready 1 Model Number 4 Date of Installation 2 7 Digit Product Number 5 Place of Purchase 3 Serial Number Energy Smart Module Operational Modes Electronic Thermostat Smart Grid Technology Operational Conditions Maintenance of Your Water Heater Diagnostic Code ESM Diagnostic Code ET Trouble Shooting Chart Repair Parts illustration Thermostat Wiring Diagram LOW LEAD COMPLIANT PART NO 318686 000 WATER HEATER SAFETY Your safety and the safety or others are very important We have provided many important safety messages in this manual and on your appliance Always read and obey all safety messages This is the safety alert symbol This symbol alerts you to potential hazards that can
4. Diagnostic LED Light The Green Red LED light indicates the status of the elec tronic thermostat See Figure 10A e Green LED will signal normal operation The green LED will blink 2 times per second to indicate that power is applied to the upper heating element and at a faster rate 4 times per second to indicate that the lower heating ele ment is powered e Red LED will flash error codes If a fault is detected by the electronic thermostat the LED light indicator will use the red LED to indicate the fault detected The flash code sequence is to consist of 1 2 second flashes of the red LED each separated by a 1 2 second off period The number of flashes indicates the fault code number See diagnostic code chart section in this manual After the last 1 2 second on period the LED will remain off until a total of 5 seconds has elapsed for the fault in dication cycle there is a 5 seconds delay before the fault flash pattern repeats After the 5 seconds are completed the fault indication cycle is repeated starting with the first 1 2 second flash The flash sequence will be repeated as long as the fault remains Only one fault can be declared at a time NOTE the green LED is turned off when a fault code is being displayed even though the heater may be operating in limp mode with an element on See diagnos tic code chart section in this manual Overriding The Energy Smart Module ESM If the Energy Smart Module ES
5. Peter L Armstrong Sept 15 1978 When leaving your home for extended periods vaca tions etc set the water heater to Vacation Mode See Adjusting the Energy Smart Module Operational Modes section This will maintain the water at low temperatures with minimum energy losses and prevent the tank from freezing during cold weather NOTE When returning from an extended stay remember to set the water heater back to the desired Operational Mode Adjusting the Energy Smart Module Operational Modes Water Temperature Adjustment IMPORTANT Before attempting to adjust the thermostat read the Water Temperature Regulation section on page 10 If the instructions are not clear contact a qualified person The water temperature can be adjusted from 80 F to 150 F Use the Up and Down Buttons to set the desired temperature Operating Mode Descriptions Figure 10 Energy Smart Module ESM The operating modes can be changed by touching Operational the desired mode icon on the Energy Smart Module Mode Buttons See Figure 10 NOTE All buttons on the Energy 4 Smart Module are touch sensitive and require only a light touch to actuate ENERGY SMART This mode is used to save energy by monitoring TEN Water usage and adjusting the set point Icon j competi et Poin to match the water draw usage pat tern Temperature set point can be changed STANDARD Pressing this button will allow the temperature set point
6. to be set directly eaneoreacel Lock Icon VACATION MODE The control Temperature ler adjusts the water temperature Up Increase Button to approximately 60 F This mode Temperature is recommended when the water Pepe Down Decrease H z anrennel heater is not in use for a long period Celsius Temper Button of time This mode minimizes en ature Display ergy consumption and prevents the LCD Display Panel water heater from freezing during Lock Button cold weather GRID ENABLED Pressing this button will enable or disable a re quest for grid control see page 13 CONTROL PANEL LOCK Holding Meee this button for more than 3 seconds switches the lock mode on or off When the User Module is locked a symbol and Lock text will be visible Electronic on the display pee P amp F C This button switches the display to show the set temperature in Fahrenheit or Celsius F a Fault condition will display an E followed by two digit fault code with Alert Icon flashing see diagnostic code chart page 17 Element Functioning Icon indicates power is on at either upper or lower NOTE The Electronic Thermostat ET is designed so that it element circuits and both are work may control the water heater without the Energy Smart Module ing properly ESM being operated see page 12 ELEMENT The Electronic The
7. Systems ANSI 221 22 The function of the temperature and pressure relief valve is to discharge water in large quantities in the event of excessive temperature or pressure develop ing in the water heater The valve s relief pressure must not exceed the working pressure of the water heater as stated on the rating plate IMPORTANT Only a new temperature and pressure relief valve should be used with your water heater Do not use an old or existing valve as it may be damaged or not adequate for the working pressure of the new water heater Do not place any valve between the relief valve and the tank The Temperature amp Pressure Relief Valve e Must be connected to an adequate discharge line e Must not be in contact with any electrical part e Must not be rated higher than the working pressure shown on the data plate of the water heater The Discharge Line e Must not be smaller than the pipe size of the relief valve or have any reducing coupling installed in the discharge line e Must not be capped blocked plugged or contain any valve between the relief valve and the end of the discharge line e Must terminate a maximum of six inches above a floor drain or external to the building In cold climates it is recommended that the discharge pipe be termi nated at an adequate drain inside the building e Must be capable of withstanding 250 F 121 C without distortion e Must be installed to allow complete drainage of
8. and fitting as shown in Figure 3 Connect the cold water supply 3 4 NPT to the fitting marked Cold Connect the hot water supply 3 4 NPT to the fitting marked Hot IMPORTANT Some models may contain energy saving heat traps to prevent the circulation of hot water within the pipes Do not remove these inserts 2 The Installation of dielectric unions in both the hot and cold water supply lines is recommended for ease of removing the water heater for service or replacement 3 Some local codes may require and the manufac turer of this water heater recommends installing a mixing valve in the domestic hot water line as shown in Figure 4 These valves reduce the point of use temperature of the hot water by mixing cold and hot water and are readily available Contact a licensed plumber or the local plumbing authority 4 If installing the water heater in a closed water system install a relief valve or expansion tank in the cold water line as specified under Closed System Thermal Expansion 5 Install a shut off valve in the cold water inlet line It should be located close to the water heater and be easily accessible Know the location of this valve and how to shut off the water to the heater 6 Install a discharge line from the temperature and pressure relief valve in the opening marked T amp P RELIEF VALVE Install as specified under Temperature and Pressure Relief Valve 7 After piping
9. both the valve and discharge line T amp P Relief Valve and Pipe Insulation 1 Locate the temperature and pressure relief valve on the water heater also known as a T amp P Relief Valve Figure 6 2 Locate the slit running the length of the insulation 3 Spread this slit open and slip it up under the T amp P Relief Valve See Figure 6 Apply gentle pressure to the insulation to ensure it is fully seated on the T amp P Relief Valve Once sealed secure the insulation with a section of duct tape electrical tape or equivalent IMPORTANT The insulation or tape must not block the discharge opening or hinder access to the manual relief lever Ensure a discharge pipe is installed into the T amp P valve discharge opening per the instructions manual 4 Locate the hot water outlet amp cold water inlet pipes to the water heater 5 Locate the slit running the length of a section of pipe insulation Figure 6 Temperature and Pressure Relief Valve Installation Manual Relief Lever es T amp P Relief Valve dg __ T amp P Relief Valve Drain Line T amp P Relief Valve Insulation 6 Spread the slit open and slip the insulation over the cold water inlet pipe Apply gentle pressure along the length of the insulation to ensure it is fully seated around the pipe Also ensure that the base of insulation is flush with the water heater Once seated secure the insulation with duct tape electrical tape or equivalent 7 Rep
10. grid communication adaptors This will enable the power company to communicate the peak demand periods for the water heater s power usage After this connection has been made simply ey press the Grid Enabled button to enable and UW or disable a request for grid control See Figure 10D Enabling this feature will allow acceptance of the power company communication of grid manage ment requests Disabling this feature will allow the water heater to ignore grid management requests NOTE Smart Grid will be disabled when the Energy Smart Module ESM is disconnected from the junction box wiring harness see page 12 13 AWARNING Electric Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electric shock Figure 10C Smart Grid Connection Grid Communication Adaptor May Be Supplied By Power Company May Differ in Appearance Grid Connection Pins Junction Box Figure 10D Smart Grid Control Pressing this button will enable and or disable a request for Smart Grid Control GRID ENABLED ort i a GRID Lock Operational Conditions Anode Rod Water Odor Each water heater contains at least one anode rod which will slowly deplete due to electrolysis prolonging the life of the water heater by protecting the glass lined tank from corrosion Adverse water quality hotter water temperatures high hot wate
11. heater to run a system diagnostic This typically takes eight minutes Once complete proceed to the next step NOTE if the system diagnostic yields any codes reference the Diagnostic Code section in this manual 6 Adjust the thermostat to the desired temperature setting as described under Adjusting the User Inter face Module Operational Modes section Figure 9 IMPORTANT Operation of this water heater without access doors or insulation could result in much higher water temperatures than the desired set point increasing the risk of scald injury Do not operate water heater with the access doors or insulation removed Access Doors IMPORTANT Do not attempt to operate this water heater if the temperature sensor s electronic control board or surrounding insulation has been exposed to water in any way Immediately call a qualified service technician to inspect the water heater and replace any temperature sensor s electronic control board or insulation that has been exposed to water Do not attempt to repair these parts Water heaters subjected to flood conditions or any time the temperature sensor s or electronic thermostat have been submerged in water require replacement of the entire water heater Safety Shut Off This water heater is designed to automatically shut off in the event that the water temperature exceeds 180 F 82 2 C Atemperature limit switch or ECO Energy Cut Off is used to shut off th
12. kill or hurt you and others All safety messages will follow the safety alert symbol and either the word DANGER or WARNING These words mean T DAN G E R DANGER indicates an imminently hazardous situation which if not avoided will result in death or injury A WARN i NG WARNING indicates a potentially hazardous situation which if not avoided could result in death or injury All safety messages will tell you what the potential hazard is tell you how to reduce the chance of injury and tell you what can happen if the instructions are not followed Important Safety Instructions IMPORTANT Hydrogen gas is produced in a hot water system served by this heater that has not been used for a long period of time 2 weeks or more Hydrogen is extremely flammable To reduce the risk of injury under these conditions it is recommended that the hot water faucet be opened for several minutes at the kitchen sink before using any electrical appliance connected to the hot water system When hydrogen is present there will probably be an unusal sound such as air escaping through the pipe as the water begins to flow There should be no smoking or open flame near the faucet at the time it is open 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 war
13. left open Replacing the Anode Rod 1 Turn off the power to the water heater 2 Shut off the water supply and open a nearby hot water faucet to depressurize the water tank 3 Drain approximately 5 gallons of water from the tank Refer to Draining and Flushing for proper procedures Close drain valve 4 Remove the old anode rod See Figure 11 5 Use Teflon tape or approved pipe sealant on threads and install new anode rod 6 Turn on the water supply and open a nearby hot water faucet to purge all air from the water system 7 Restart the heater as directed in this manual Turn the electrical power on to turn the water heater on NOTE the water heater will conduct a system diag nostic prior to operation See the Repair Parts Illus tration for anode rod location on page 22 Teflon is a registered trademark of E I Du Pont De Nemours and Company Temperature and Pressure Relief Valve AWARNING e Temperature pressure relief valve must comply with ANSI Z21 22 CSA 4 4 and ASME code Properly sized temperature pressure relief valve must be installed in opening provided Can result in overheating and excessive tank pressure Can cause serious injury or death Manually operate the temperature and pressure relief valve at least once a year to make sure it is working properly To prevent water aed damage the valve must Temperature and Pressure be properly connected to Relief Valve a di
14. FLASH Red No electrical power to control board or diagnostic LED light burned out 2 Dry fire electrical power on with the tank not completely full of water 1 Check for blown fuses or tripped breaker If diagnostic LED light is burned out replace Electronic Thermostat ET Turn off electrical power at breaker add water 2 Turn on electrical power at breaker See Water Heater Start Up on page 10 Water temperature exceeded high limit Upper thermistor sensor failure Note Upper thermistor sensor is part of the ET Upper element circuit failure Note Lower element is still operable Lower element circuit failure Note Upper element is still operable Electronic Thermostat ET failure Turn off electrica Press the reset b Turn on electrica If error returns call a service technician for assistance Turn off electrica power at the breaker utton see Figure 10A power at breaker power at the breaker 2 Replace Electronic Thermostat ET Turn on electrica Turn off electrica Turn on electrica Turn off electrica power at breaker power at the breaker Check element circuits for resistance of 5 25 ohms replace if required Check wires at e If this 4 flashes condition continues replace Electronic Thermostat ET ements and Electronic Thermostat ET for damage power at breaker power at the breaker 2 Check element circuits for resistan
15. M is not working simply unplug the interface module and turn the set point knob on the Electronic Thermostat ET to the desired tempera ture See Figures 10A amp 10B To replace a broken or damaged ESM module see page 22 for ordering informa tion 12 AWARNING Electrical Shock Hazard Do not remove the plactic guard from over wiring Do not touch electrical wiring Failure to do so can result in death or electrical shock Figure 10A Electronic Thermostat ET TRR D ECO Reset Button Low Voltage Wiring STRII LENG Diagnostic LED Light 9 Setpoint Knob Plastic Guard T Remove Only After Power Is Turned Off When Replacing Element see page 16 Upper Element Figure 10B Electronic Thermostat ET Energy Smart Module ESM Electronic Thermostat Setpoint Knob Thermistor Wire Harness Junction Box Wiring Harness NOTE Smart Grid will be disabled when the Energy Smart Module ESM is disconnected from the junction box wiring harness Smart Grid Technology The electric Smart Grid will enable significant improvements in electric power reliability and quality through reduction of peak power demand while providing consumers the knowledge and ability to manage their energy consumption and utility costs Accord
16. TANT Do not remove any permanent instructions labels or the data label from outside of the water heater or on the inside of panels e Remove exterior packaging and place installation components aside e Donot remove the envelope bag containing the water heater literature from the side of the water heater e Inspect all parts for damage prior to installation and start up e Completely read and understand all instructions before attempting to assemble and install this product e Replace this manual inside the envelope bag when installation is complete e After installation dispose of packaging material in the proper manner Location Requirements Site location Select a location near the center of the water piping system It must be installed indoors and in a vertical position on a level surface in an area where water leakage will not cause consequential damage The water heater should be located in an area not subject to freezing temperatures Water heaters located in unconditioned spaces i e attics garages base ments etc may require the water piping and drain piping to be insulated to protect against freezing The drain and controls must be easily accessible for opera tion and service Keep combustibles such as boxes magazines clothes etc away from the water heater area Do not use this water heater in conjunction with a spa or hot tub IMPORTANT The water heater should be located in an area where leak
17. TWO red wires and secure with the appro priate size wire nut When you are done you will have THREE red wires under one wire nut depending on the actual color of your home s electric wiring Connect the black power wire from the home s electri Replace the junction box cover and secure with the screw removed in step 2 Do not remove the Smart Grid cover from the Smart Grid connector Figure 8A unless this feature is be ing used see the Smart Grid Technology section this manual Insure that the water heater is completely full of water Proceed to water heater start up in the Operating Your Water Heater section of this manual INSTALLATION CHECKLIST Water Heater Location Centrally located with the water piping system The flooring beneath the water heater must be able to support the weight of the water heater when filled with water Located indoors and in a vertical position Protected from freezing temperatures Provisions made to protect the area from water damage Metal drain pan installed and piped to an adequate drain Sufficient room to service the water heater The site location must be free from any corrosive elements in the atmosphere such as sulfur fluorine and chlorine These elements are found in aero sol sprays detergents bleaches cleaning solvents air fresheners paint and varnish removers refriger ants and many other commercial and household products
18. age of the tank or connections will not result in damage to the area adjacent to the water heater or to lower floors of the structure Due to the normal corrosive action of the water the tank will eventually leak after an extended period of time Also any external plumbing leak including those from improper installation may cause early failure of the water tank due to corrosion if not repaired If the homeowner is uncomfortable with making the repair a qualified person should be contacted A suitable metal drain pan should be installed under the water heater as shown below This metal drain pan is to protect the property from damage which may occur from normal condensate formation on the tank or leaks in the tank and pipe connections The metal drain pan must limit the water level to a maximum depth of 2 1 2 inches and be two inches wider than the heater and piped to an adequate drain Locate the water heater near a suitable indoor drain Outdoor drains are subject to freezing temperatures which can obstruct the drain line The piping should be at least 3 4 ID and pitched for proper drainage Under no circumstance will the manufacturer or seller of this water heater be held liable for any water damage that is caused by your failure to follow these instructions Pipe to adequate At least 2 inches greater than the diameter of the water heater Figure 1 NOTE Local codes and requirements in your area may require the wat
19. aining and Flush ing 6 Make sure the replacement element has the correct voltage and wattage rating Lubricate the new gasket with a few drops of dishwashing soap position the new gasket on the element and insert it into the water heater tank See Figure 14 Tighten the element by turning it clockwise until secure 16 Diagnostic Code Chart Energy Smart Module ESM IMPORTANT Before attempting to adjust the ther mostat read the Water Temperature Regulation section page 10 O D eS ENERGY STANDARD VACATION SMART The Electronic Thermostat ET is designed so that it may control the water heater without the Energy Smart Module ESM being operated see page 12 Alert Icon If the instructions are not clear contact a qualified person ESM ERROR CODE INDICATES CORRECTIVE ACTION E01 with an alert Icon flashing Dry fire electrical power on with the tank not 1 Turn off electrical power at breaker add water completely full of water 2 Turn on electrical power at breaker 3 See Water Heater Start Up on page 10 E02 with an alert Icon flashing Water temperature exceeded high limit Turn off electrical power at the breaker Press the reset button see Figure 10A Turn on electrical power at breaker If error returns call a service technician for assistance E03 with an alert Icon flashing Upper thermistor sensor failure Turn off electrical power at the breaker Note Upper thermis
20. ce of 5 25 ohms replace if required Check wires at e If this 5 flashes condition continues replace Electronic Thermostat ET Turn on electrica Turn off electrica ements and Electronic Thermostat ET for damage power at breaker power at the breaker Now turn on electrical power to Internal processor Lower thermistor sensor failure Energy Smart Interface Module ESM failure see if error clears If error has not cleared replace Electronic Thermo stat ET Turn on electrica power at breaker Turn off electrical power at the breaker Check electrical connections at Electronic Thermostat ET Replace Lower Thermistor Sensor Turn on electrical power at breaker Turn off electrical power Check wires at the interface module for damage If this 8 flashes condition continues replace module ESM See Overriding The Interface Module ESM by unplugging from the Electronic Thermostat ET on page 12 NOTE Electronic Thermostat ET will continue to be operate hot water will still be available Turn on electrical power at breaker These instructions are brief and intended as guidance for a qualified person If you lack the necessary skills to perform these procedures call 1 877 817 6750 for assistance 19 ESM ET INDICATES CORRECTIVE ACTION ERROR CODE DIAGNOSTIC LED 9 10 11 or 12 FLASHES Electronic Thermostat ET error Turn off electrical power
21. e power to the system if the wa ter temperature exceeds 180 F or 82 2 C The ECO can be reset by firmly pushing in the red reset button located on the electronic thermostat see Figure 10A on page 12 If the ECO continues to shut off the water heater contact a qualified person 10 Water Temperature Regulation A WARNING Water temperature over 125 F can cause severe burns instantly or death from scalds Children disabled and elderly are at highest risk of being scalded Feel water before bathing or showering Temperature limiting valves are recommended The water heater is adjusted to a temperature setting of no higher than 120 F when shipped from the factory Water temperature can be regulated by adjusting the En ergy Smart Module to the preferred setting as shown in Adjusting the Energy Smart Module Operational Mode The preferred starting point is 120 F There is a hot water scald potential if the temperature set point is set too high Important Adjusting the temperature past 120 F on the Energy Smart Module will increase the risk of scald injury in the times shown below The use of a mixing valve is recommended Water Time for Permanent Burns Temperature Degree Burn 2nd amp 3rd Degree F C Less Severe Burns Most Severe Burns 110 F 43 C normal shower temp a pai Pp Time for 1st 116 F 47 C pain threshold TOF UTO U S Government Memorandum C P S C
22. eat steps 5 through 6 for the hot water outlet pipe 8 Add additional sections of pipe insulation as needed Solar Installation If this water heater is used as a solar storage heater or as a backup for the solar system the water supply temperatures to the water heater tank may be in excess of 120 F 48 8 C A mixing valve or other temperature limiting valve must be installed in the water supply line to limit the supply temperature to 120 F 48 8 C Note Solar water heating systems can often supply water with temperatures exceeding 180 F 82 2 C and may result in water heater malfunction Electrical Requirements AWARNING Electric Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electric shock AWARNING Fire Hazard Use 10 gauge solid copper wire Use a UL approved strain relief Connect ground wire to green ground screw Failure to do so can result in death fire or electrical shock If you lack the necessary skills required to properly install the electrical wiring to this water heater do not proceed but have a qualified electrician perform the installation When making the electrical connections always make sure e The electrical supply has the proper overload fuse or circuit breaker protection e Wire sizes and connections comply with all applicable codes e Wiring is enclosed in approved condu
23. er heater to be installed such that the bottom element is elevated from the floor at least 18 inches NOTE The water heater shall be located so it is not subject to physical damage by moving vehicles or area flooding Figure 2 Residential Garage Installation Vehicle Stop Metal Drain Pan State of California NOTE The water heater must be braced anchored or strapped to avoid moving during an earthquake Contact local utilities for code requirements in your area or call 1 877 817 6750 and request instructions Water System Piping Piping Installation Piping fittings and valves should be installed according to the installation drawing Figure 3 If the indoor in stallation area is subject to freezing temperatures the water piping must be protected by insulation Water supply pressure should be around 50 to 60 psi and should not exceed 80 psi If this occurs a pressure reducing valve should be installed in the cold water inlet line This should be placed on the supply to the entire house in order to maintain equal hot and cold water pressures IMPORTANT Heat cannot be applied to the water fittings on the heater as they may contain nonmetallic parts If solder connections are used solder the pipe to the adapter before attaching the adapter to the hot and cold water fittings IMPORTANT Always use a good grade of joint com pound and be certain that all fittings are drawn up tight 1 Install the water piping
24. erved Energy Smart is a trademark of American Water Heater Company Manufactured under license by American Water Heater Company Tennessee Warranty provided by manufacturer
25. fer to No Light of Diagnostic Code Chart page 19 1 Refer to E05 of Diagnostic Code Chart page 17 2 Set temperature to desired setting 3 Drain determine if water treatment is needed 4 Replace Dip Tube 5 Check and Install adequate water heater 6 Correct piping 7 Repair faucets and any leaks in the plumbing system 8 9 1 Reduce hot water usage Insulate piping 0 Insulate piping 1 Lower temperature control or change to Energy Smart Mode 2 Drain Flush Provide water treatment if needed 3 Install adequate heater 4 Repair faucets and any leaks in the plumbing system 5 Advise customer 6 Insulate piping 7 Insulate piping 8 Replace elements 1 Refer to E04 of Diagnostic Code Chart page 17 2 Repair faucets and any leaks in the plumbing system 1 Use pressure reducing valve and pressure relief valve See page 6 2 See page 6 Closed System Thermal Expansion 3 Replace T amp P valve WATER ODOR 1 Sulfides in the water 1 See page 14 Anode Rod Water Odor These instructions are brief and intended as guidance for a qualified person If you lack the necessary skills to perform these procedures call 1 877 817 6750 for assistance 21 REPAIR PARTS ILLUSTRATION Repair Parts Repair parts may be ordered through your plumber local distributor home improvement center or by calling 1 877 817 6750 When ordering repair parts always give t
26. g for damage ET Replace the Energy Smart Module ESM if this does not correct the problem also replace Electronic Thermostat ET Turn off electrical power at the breaker check all electrical connections and wiring for damage Turn on electrical power at breaker If error returns call service technician for assistance Energy Smart Module ESM thermistor E71 with an alert Icon flashing failure These instructions are brief and intended as guidance for a qualified person If you lack the necessary skills to perform these procedures call 1 877 817 6750 for assistance 18 Diagnostic Code Chart Electronic Thermostat ET IMPORTANT Before attempting to adjust the ther mostat read the Water Temperature Regulation section page 10 Diagnostic LED Light The Electronic Thermostat ET is designed so that it may control the water heater without the Energy Smart Module ESM being operated see page 12 If the instructions are not clear contact a qualified person INDICATES Setpoint Knob AWARNING Electrical Shock Hazard a Do not remove the plactic guard from over wiring J Do not touch electrical wiring 2 i Failure to do so can result in Plastic Guard p gt death or electrical shock CORRECTIVE ACTION LIGHT ON Normal operation Green Flash NO LIGHT 1
27. has been properly connected to the water heater open the nearest hot water faucet Then open the cold water shut off valve and allow the tank to completely fill with water To purge the lines of any excess air and sediment keep the hot water faucet open for 3 minutes after a constant flow of water is obtained Close the faucet and check all connections for leaks Figure 3 Water Piping Installation In a Closed System use a ra Thermal Expansion Tank Pressure Reducing Valve With Bypass Hot Water Outlet Cold Water Water Inlet Valve Cold Water Supply Supply to Fixtures wS Temperature and Pressure Relief Valve Discharge line 6 maximum above drain Drain line 3 4 ID Massachusetts Install vacuum relief in cold water line per Drain section 19 MGL 142 minimum Metal Drain Pan a 2 1 2 depth max Figure 4 Mixing Valve Mixed Water Top Water Connections To Fixtures Unmixed Hot Water Follow The Mixing Valve Manufacturer s Instructions Mixing Valve Set To 120 F Please note the following DO NOT install this water heater with iron piping The system should be installed only with piping that is suitable for potable drinkable water such as copper CPVC or polyethylene PEX DO NOT use PVC water piping DO NOT use any pumps valves or fittings that are not compatible with potable water DO NOT use valves that may cause excessive restriction to water flow Use full flow ball or ga
28. he following information 1 Model serial and product number 2 Item number 3 Parts description Repair Parts List Legend Special anode rod See page 14 E Temperature and Pressure Relief Valve is required but may not be factory installed Specify element type when ordering 22 PARTS DESCRIPTION 2 UPPERFLEMENT amp SSCS e emmena OOO 4 _ ELectRowic THERWOSTATIE s facesse CCS 6 LOWER ELEMENT a a TEMPERATURE AND PRESSURE RELIEF vave Mid o aunctionsoxcover O o THERMOSTAT WIRING DIAGRAM JUNCTION fl BOX COVER g SMART GRID WIRE HARNESS FUSED DISCONNECT OR CIRCUIT BREAKER LECTRONIC E ERMOSTAT ET WATT LOAD TH ELEMENT NQ BLACK 2 WIRES TEMPERATURE SENSOR BLACK 5 WIRES LOWER ELEMENT ENERGY SMART MODULE ESM 3 GROUND SCREW 319165 000G ELECTRICAL SERVICE GROUND 23 BRANCH CIRCUIT SIZING GUIDE Based on N E C NFPA NO 70 1999 Copper Wire Size Over Current AWG Based on Protection Rating N E C Recommend 3o00 f 30 f 20 f 1s d 8 f a2 f 12 3500 20 20 10 12 4000 25 20 10 10 4500 30 25 10 10 Sooo Ei ESEE E a e A E 10 5500 l3 10 Wattages less than 1500 may be wired 14 gage with a maximum 15 amp protection Registered trademark TM trademark of Whirlpool U S A 2011 Whirlpool Corporation All rights res
29. ing to the Department of Energy DOE since 1982 the growth in peak electricity demand has exceeded power transmission growth This has caused more frequent blackouts and service interruptions as well as an increase in the costly reserve capacity the power grid requires to meet higher peak demands The increased demand for electrical power across the nation has also led to higher peak utility costs Smart appliances are one way to help mitigate this problem By using advanced digital communication technologies smart appliances will be able to communicate with local power company or home energy management systems and react accordingly to save energy and money For example during peak demand periods the water heater may pause or delay its power consumption and thus reduce the load on the smart utility grid Additionally smart appliances will also communicate with consumers to let them know how much energy they are consuming This will eventually allow consumers to control their appliances manage energy usage and to ultimately save money Smart Grid Control Where Available Where available Grid Communication Adaptors may be supplied by the local power company or purchased from leading retailers Please contact your local power com pany for more information To activate Smart Grid Control remove the cover over the grid connection pins and plug in the grid communica tion adaptor See Figure 10C NOTE use only Whirlpool approved
30. ions outlined in this manual If you lack the necessary skills required to properly install this water heater or you have difficulty following the directions you should not proceed but have a qualified person perform the installation of this water heater Examples of a qualified personnel include licensed plumbers authorized electric company person nel and authorized service person Massachusetts code requires this water heater to be installed in accordance with Massachusetts Plumbing and Fuel Code 248 CMR 2 00 State Plumbing Code and 248 CMR 5 00 A data plate identifying your water heater can be found adjacent to the energy smart module When referring to your water heater always have the information listed on the data plate readily available to include the model and serial number Retain your original receipt as proof of purchase Insulation Blankets The use of an insulation blanket on this water heater is not needed nor recommended The purpose of an insula tion blanket is to reduce the standby heat loss encoun tered with storage tank heaters Your water heater meets or exceeds the National Appliance Energy Conservation Act standards with respect to insulation and standby loss requirements making an insulation blanket unnecessary Unpacking the Water Heater AWARNING Excessive Weight Hazard Use two or more people to move and install water heater Failure to do can result in back or other injury IMPOR
31. it if required by local codes The water heater and electrical supply are properly grounded Always reference the wiring diagram for the correct electri cal connection The complete wiring diagram can also be found on the top of the water heater near the junction box cover When installing the electrical wiring to the water heater e Although this water heater is equipped with Dry fire protection be sure the tank is completely filled with water and all air is purged from the tank before making any electrical connections See Figure 7 Figure 7 Heating Element NOTE Applying electrical power to elements that are not submerged in water will destroy them The manufacturer will not warranty any elements damaged in this manner 1 Check and turn off power to the electrical wiring of the water heater before making any electrical connections to the water heater 2 Remove the junction box cover that is secured by one screw Figure 8A Place the cover and screw aside and view the wiring diagram Locate the four power wires inside the junction box there will be TWO red wires and TWO black wires 3 Connect the electrical supply to the water heater in accordance with the local utility requirements and codes A standard 1 2 inch opening has been made in the junction box for the conduit connections Fig ure 8A NOTE Use only 10 gauge solid copper wire for the electrical connections and an appropriate size double p
32. n of potential exposure to such substances WARNING This product contains a chemical known to the State of California to cause cancer birth defects or other reproductive harm e This appliance can cause low level exposure to some of the substances listed in the Act INSTALLING YOUR WATER HEATER Consumer Information This water heater should be installed in accordance with the local code authority having jurisdiction the power company or electric utility and this installation manual In the absence of local code requirements follow the regulations set forth in the latest edition of the National Electric Code NFPA70 This is available from the following National Fire Protection Agency 1 Batterymarch Park Quincy MA 02269 American National Standards Institute 1430 Broadway New York NY 10018 Check your phone listings for the local authorities having jurisdiction over your installation Consumer Responsibilities This manual has been prepared to acquaint you with the installation operation and maintenance of your elec tric water heater and provide important safety information in these areas We urge you to read all of the instructions thoroughly be fore attempting the installation or operation of this water heater This manual should be kept for future reference The manufacturer of this water heater will not be liable for any damages caused by failure to comply with the instal lation and operating instruct
33. ode rod s length are visible If the anode rod show signs of either or both it should be replaced see Figure 11 NOTE Whether re installing or replacing the anode rod check for any leaks and immedi ately correct if found Figure 11 Anode Rod PITTED ANODE EXPOSED SUPPORT WIRE EXPOSED SUPPORT WIRE See Replacing the Anode Rod in the maintenance section page 15 Water Heater Sounds During the normal operation of the water heater sounds or noises may be heard These noises are common and may result from the following 1 Normal expansion and contraction of metal parts during periods of heat up and cool down 2 Sediment buildup in the tank bottom will create varying amounts of noise and may cause premature tank failure Drain and flush the tank as directed under Draining and Flushing Stacking Certain water usage patterns can cause the water tem perature to exceed the thermostat setting This is known as Stacking Stacking occurs when a series of short draws of hot water 3 gallons or less are taken from the water heater tank This causes increased cycling of the heater ele ments and can result in increased water temperatures at the hot water outlet An anti scald device is recommended in the hot water supply line to reduce the risk of scald injury Use of a mixing valve is encouraged MAINTENANCE OF YOUR WATER HEATER If you lack the necessary skills required to properly
34. of water is obtained 2 Drain the water heater as directed under Draining Close the faucet and Flushing section 8 Check for leaks around element s and other connec 3 Remove the access cover s then remove the insula tions tion and element cover s Remove the plastic guard 9 Connect the electric wires to the heater element covering electric wiring make sure all wires are secure Reinstall plastic guard 4 Disconnect the electric wires from the heating covering wining element See Figure 13 Remove the screw in 10 Replace the insulation and access door s element by turning the element counterclockwise with an SAE 1 1 2 inch socket wrench or use an ele IMPORTANT Operation of this water heater without ment wrench Remove the existing gasket access doors or insulation could result in much higher Figure 13 temperatures than the desired set point increasing the Element Wiring risk of scald injury Do not operate water heater with the Seen Lower Thermistor access doors or insulation removed Sensor 11 Reconnect the electric power to the water heater vA i 12 Turn the electrical power on to turn the water heater aonne on NOTE the water heater will conduct a system Wire green 7 A diagnostic prior to operation 5 Clean the area with a soft cloth to remove any debris where the gasket fits to the tank If replacing the bot tom element remove the accumulated sediment on the bottom of the tank Refer to Dr
35. ole circuit breaker AWARNING Fire Hazard Use 10 gauge solid copper wire Use a UL approved strain relief Connect ground wire to green ground screw Failure to do so can result in death fire or electrical shock 4 Ground the water heater by connecting the bare cop per ground wire from the home s electrical service to the green ground screw located on the electrical jun ction box on top of the water heater See Figures 8 and 8A 5 There are TWO black wires and TWO red wires in the water heater The smaller red and black wires are used by the Smart Grid connector Figure 8 Wiring Diagram Circuit Wire Harness Connectors supply A Ring Terminal Electrical at Ground Water Heater Service ground Screw Figure 8A Junction Box Junction Box Cover From Home Electrical Service Black Wires Ground Wires Connection Figure 8B Electronic Thermostat ET Electronic Thermostat ET Wiring Harness Junction Box Wiring Harness ET to ESM Energy Smart Module ESM Ground Wire Attached To T Stat Bracket Screw D cal service to the heater s TWO black wires and secure with the appropriate size wire nut When you are done you will have THREE black wires under one wire nut N Locate and connect the remaining power wire usu ally red but in your home this wire may be some other color from the home s electrical service to the water heater s
36. r usage hydronic heating de vices and water softening methods can increase the rate of anode rod depletion Once the anode rod is depleted the tank will start to corrode eventually developing a leak Certain water conditions will cause a reaction between the anode rod and the water The most common complaint associated with the anode rod is a rotten egg smell produced from the presence of hydrogen sulfide gas dis solved in the water CAUTION Do not remove this rod permanently as it will void any warranties A special anode rod may be available if water odor or discoloration occurs NOTE this rod may reduce but not eliminate water odor problems The water supply system may require special filtration equipment from a water conditioning company to successfully eliminate all water odor problems Artificially softened water is exceedingly corrosive be cause the process substitutes sodium ions for magne sium and calcium ions The use of a water softener may decrease the life of the water heater tank The anode rod should be inspected after a maximum of three years and annually thereafter until the condition of the anode rod dictates its replacement NOTE artificially softened water requires the anode rod to be inspected annually The following are typical but not all signs of a depleted anode rod e The majority of the rods diameter is less than 3 8 e Significant sections of the support wire approx 1 3 or more of the an
37. rmostat IMPORTANT The Energy Smart Module ESM must be removed before attempting to access the thermostat NOTE for the Electronic Thermostat ET changes to re main in effect the Energy Smart Module ESM must not be reconnected also read the Water Temperature Regu lation under the Operating Your Water Heater section If the instructions are not clear contact a qualified person The Energy Smart Module ESM is intended to serve as the primary interface for operating the water heater however the Electronic Thermostat ET may control the water heater in the absence of the Energy Smart Module ESM The Electronic Thermostat consists of an electronics box that contains a low voltage power supply the thermostat set point knob relays to switch between the upper and lower heating elements one control thermistor a connec tor for the lower element control thermistor microelectron ics to convert the thermistor signals and perform switch ing and other logic functions and a connector to tie the Electronic Thermostat ET to the Energy Smart Module ESM located on the front of the water heater jacket The majority of the self diagnostics are located in the Electronic Thermostat ET including the dry fire protection intelli gence The thermostat circuit is designed so that when the upper heating element calls for heat the power is directed to that element even if the lower element is also calling for heat
38. scharge line which y Manual Relief terminates at an adequate aie drain Standing clear of the outlet discharged water may be hot slowly lift and release the lever handle on the temperature and pressure relief valve to allow the valve to operate freely and return to its closed position If the valve fails to completely reset and continues to release water immediately disconnect the electrical power close the cold water inlet valve and call a qualified person Discharge line to drain Heating Element Replacement A WARNING Figure 14 Lower Thermistor Sensor Element and Thermistor Must Have Good Contact With Tank Sensor Check After Replacing Element Sensor aN a Element Spud SS Electrical Shock Hazard Disconnect power before we iar gt a servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock Replacement heating elements must be of the same Gasket style and voltage wattage rating as the ones originally 7 Close the drain valve Open the nearest hot water in the water heater This information can be found on faucet and allow the tank to fill completely with the flange or terminal block of the element or on the water To purge the lines of any excess air and water heater data plate sediment debris keep the hot water faucet open for 1 Turn off the electric power to the water heater 3 minutes after a constant flow
39. service this water heater or you have difficulty following the instructions you should not proceed but have a qualified person perform the maintenance of this water heater Draining and Flushing It is recommended that the tank be drained and flushed every 6 months to remove sediment which may buildup during operation The water heater should be drained if being shut down during freezing temperatures To drain the tank perform the following steps 1 Turn off the power to water heater 2 Open a nearby hot water faucet until the water is no longer hot 3 Close the cold water inlet valve Connect a hose to the drain valve and terminate it to an adequate drain or external to the building 5 Open the water heater drain valve and allow all the water to drain from the tank Flush the tank with water as needed to remove sediment 6 Close the drain valve and refill the tank open the cold water inlet valve and restart the heater as directed in this manual CAUTION Do not turn on power to the water heater unless it is completely filled with water To ensure that the tank is full open a hot water faucet and allow water to run until the air is purged and the water flows uninterrupted from the faucet 7 Turn the electrical power on to turn the water heater on NOTE the water heater will conduct a system diagnostic prior to operation If the water heater is going to be shut down for an extend ed period the drain valve should be
40. te valves only DO NOT use tin lead solder in potable water lines Use 95 5 tin antimony or other equivalent material DO NOT tamper with the energy smart module electronic thermostat temperature sensors heat ing elements electrical connections or temperature and pressure relief valve Tampering voids all war ranties Only qualified person should service these components DO NOT use with piping that has been treated with chromate s boiler seal or other chemicals DO NOT add any chemicals to the system piping which will contaminate the potable water supply Closed System Thermal Expansion Typically a closed system includes a pressure reducing valve PRV on the cold water inlet supply line As water is heated it expands thermal expansion In a closed sys tem the volume of water will grow As the volume of water grows there will be a corresponding increase in water pressure due to thermal expansion Thermal expansion can cause premature tank failure leakage This type of failure is not covered under the limited warranty Thermal expansion can also cause intermittent temperature pressure relief valve operation water discharged from the valve due to excessive pressure build up The tempera ture pressure relief valve is not intended for the constant relief of thermal expansion This condition is not covered under the limited warranty A properly sized thermal expansion tank should be in stalled on all closed sys
41. tems to control the harmful effects of thermal expansion Contact a plumbing service agency or your retail supplier regarding the installation of a ther mal expansion tank Expansion Tank Sizing Chart Inlet Water Heater Capacity Gallons Water Pressure A thermal expansion tank can help prevent damage to the water heater and other appliances i e washing machine ice maker dishwasher etc IMPORTANT Do not plug or remove the temperature and pressure relief valve T amp P valve Temperature and Pressure Relief Valve AWARNING e Temperature pressure relief valve must comply with ANSI Z21 22 CSA 4 4 and ASME code Properly sized temperature pressure relief valve must be installed in opening provided Can result in overheating and excessive tank pressure Can cause serious injury or death Figure 5 Temperature and Pressure Relief Valve Installation Optional location some models only Temperature and Pressure Relief Valve Discharge Line 3 4 inch min Do not cap or plug Drain Pan For protection against excessive pressures and temperatures a temperature and pressure relief valve must be installed in the opening marked T amp P RELIEF VALVE See Figure 5 This valve must be design certi fied by a nationally recognized testing laboratory that maintains periodic inspection of the production of listed equipment or materials as meeting the requirements for Relief Valves for Hot Water Supply
42. th an alert Icon flashing Energy Smart Module ESM Turn off electrical power failure Check wires at the interface module for damage If this 8 flashes condition continues replace module ESM See Overriding The Interface Module ESM by unplugging from the Electronic Thermostat ET on page 12 NOTE Electronic Thermostat ET will continue to be operate hot water will still be available Turn on electrical power at breaker E09 with an alert Icon flashing Electronic Thermostat ET error Turn off electrical power E10 Check wiring at Electronic Thermostat ET for damage Turn on electrical power at breaker E11 If this code flashes condition continues replace the Electronic Thermostat ET E12 ee These instructions are brief and intended as guidance for a qualified person If you lack the necessary skills to perform these procedures call 1 877 817 6750 for assistance 17 ESM ERROR CODE INDICATES CORRECTIVE ACTION A failure to communicate with the Electronic 1 Turn off electrical power at the breaker check all electrical connections Thermostat ET and wiring for damage Replace the Electronic Thermostat ET Turn on electrical power at breaker E51 with an alert Icon flashing Energy Smart Module ESM is receiving the Turn off electrical power at the breaker check all electrical connections E52 with an alert Icon flashing wrong data from the Electronic Thermostat and wirin
43. tor sensor is part of Replace Electronic Thermostat ET the ET Turn on electrical power at breaker E04 with an alert Icon flashing Upper element circuit failure Turn off electrical power at the breaker Note Lower element is still operable 2 Check element circuits for resistance of 5 25 ohms replace if required Check wires at elements and Electronic Thermostat ET for damage If this 4 flashes condition continues replace Electronic Thermostat ET Turn on electrical power at breaker E05 with an alert Icon flashing Lower element circuit failure Turn off electrical power at the breaker Note Upper element is still operable 2 Check element circuits for resistance of 5 25 ohms replace if required Check wires at elements and Electronic Thermostat ET for damage If this 5 flashes condition continues replace Electronic Thermostat ET Turn on electrical power at breaker E06 with an alert Icon flashing Electronic Thermostat ET failure Turn off electrical power at the breaker Now turn on electrical power to Internal processor see if error clears If error has not cleared replace Electronic Thermo stat ET Turn on electrical power at breaker E07 with an alert Icon flashing Lower thermistor sensor failure Turn off electrical power at the breaker Check electrical connections at Electronic Thermostat ET Replace Lower Thermistor Sensor Turn on electrical power at breaker E08 wi
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