Rheem 92-103234-02 Water Heater User Manual
Contents
1. Wiring Diagram WIRING DIAGRAM WIRING SCHEMATIC 208 230V 1 PH 208 230V 1 ST Lw WT B Ww 1 BK R 8 5 le 230V TTU 11 5 ET ew 4 24 3 R ot refa gt 2 BK 1 1 R R Pll P4 405 0 COnN slo Dl2 oD 3 MODEL UI SELECT 4 KEYPAD 1 o KEYPAD o UI lo WATER HEATER a TTL TTU NOTES 1 ALTERNATE EXV MAY USE WATER HEATER WIRING INFORMATION WIRE COLOR oe COMPONENT CODE LINE VOLTAGE RAN AT AMBIENT TEMPERATURE HPWHC HEAT PUMP WATER HEATER CONTROL TEAC ORY OPTION Se ee BL BLUE R RED CAP CAPACITOR CONTROL BOARD RELAY FIELD INSTALLED Tope G GREEN COMPRESSOR CONTACTOR PLUG LOW VOLTAGE GY GRAY COMP COMPRESSOR ST SUCTION TEMPERATURE Y YELLOW CONTROL TRANSFORMER DT DISCHARGE TEMPERATURE ECO EMERGENCY CUT OFF EH ELECTRIC HEAT EHC ELECTRIC HEAT CONTROLLER ET EVAPORATOR TEMPERATURE EXV ELECTRONIC EXPANSION VALVE F FAN GL GROUND2. 125 F 52 C 1 to 2 minutes 130 F 54 C About 30 seconds 135 F 57 C About 10 seconds 140 F 60 C Less than 5 seconds 145 F 63 C Less than 3 seconds 150 F 65 C About 1 seconds 155 F 68 C About 1 second Table courtesy of Shriners Burn Institute The chart shown above may be used as a guide in determining the proper water temperature for your home DANGER Households with small children disabled or elderly persons may require a 120 F or lower thermostat setting to prevent contact with HOT water The temperature of the water in the heater is regulated by the water heater interface control To comply with safety regulations the temperature was set at 122 F before the water heater was shipped from the factory F F Water temperature over 125 F can cause severe burns instantly or death from scalds Hotter Water RISK OF SCALDING INCREASES Tn Children disabled and elderly at highest risk of being scalded See instruction manual before Cooler setting temperature at water Water heater Feel water before bathing or showering Refer to the Temperature limiting valves are Operating Instructions available see manual in this manual for detailed instructions in how to adjust the water temperature 5 ye H Sok M k The illustration at the left shows the water temperature setting NORMAL SETTING VACATION HEAT PUMP OFF NOTICE
3. Temperature amp Pressure Relief Val elief Valve p Cavity covers Lower Thermistor 17 18 Cavity Insert Instructions The following instructions are intended for qualified service personnel ONLY and should only be done when necessary A In order to replace the ECO thermistor or heating element f T WY remove the cavity insert crossbar by following the LO instructions below J 1 Turn off the power to the water heater 2 Remove the jacket access panel s and insulation 3 See page 20 Rotate the crossbar up and down until it breaks away from the remainder of the cavity insert 4 See illustration to the left Discard the crossbar It cannot and need not be replaced Replace the ECO thermistor and or element as l necessary 6 Replace the insulation and jacket access panel s before turning power to the water heater NOTICE The cavity insert crossbar is necessary for the manufacturing process only The removal of the crossbar will not interfere with the operation of the water heater TURN OFF a POWER BEFORE A SERVICING LN 1
4. The branch circuit wiring should include either A separate branch circuit with copper conductors over current protective device and suitable disconnecting means must be provided by a qualified electrician All wiring must conform to local codes or latest edition of National Electrical Code ANSI NFPA 70 The water heater is completely wired to the Electrical Power Hookup Terminals inside the jacket at the top front of the water heater An opening for 1 2 or 3 4 electrical fitting is provided for field wiring connections The voltage requirements and wattage load for the water heater are specified on the rating plate on the front of the water heater Insulation Blankets Insulation blankets available to the general public for external use on electric water heaters are not necessary The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters This 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 The manufacturer s warranty does not cover any damage or defect caused by installation attachment or use of any type of energy saving or other unapproved devices other than those authorized by the manufacturer into onto or in conjunction with the water heater The use of unauthorized energy saving devices may shorten the life of
5. IMPORTANT When making drain fitting connections to the drain tubing DO NOT overtighten Overtightening fittings can split pipe connections on the drain pan Do not reduce drain line size less than connection size provided on condensate drain All drain lines must be pitched downward away from the unit a minimum of 1 8 per foot of line to ensure proper drainage Do not connect condensate drain line to a closed or open sewer pipe Do not allow condensate to drain into the water heater drain pan The drain line should be insulated where necessary to prevent sweating and damage due to condensate forming on the outside surface of the line e This unit is equipped with a 3 4 primary condensate connection and a 1 2 overflow connection Typical Installation Heat Pump Filter Primary Condensate line 3 4 to open drain or outdoors Secondary Condensate tubing 1 2 to open drain or outdoors Union Hot water outlet to fixtures Temperature and Pressure Relief Valve and discharge line Shut Off Valve Thermal Expansion Tank if required Ceiling in Alcove P Drain Valve 8 Minimum Clearance above Heat Pump to allow air circulation Access Door to Temperature Control Electrical Access for Hook up A new combination temperature and pressure relief valve complying with the Standard for Relief Valves and Automatic Gas Shut Off Devices
6. LUG HPS HIGH PRESSURE SWITCH TB TERMINAL BLOCK TTL TANK TEMPERATURE LOWER TTU TANK TEMPERATURE UPPER UL USER INTERFACE WP WATER PUMP WT WATER TEMPERATURE A THERMISTOR CRIMP CONNECTOR FACTORY STANDARD FACTORY OPTION FIELD INSTALLED REPLACEMENT WIRE MUST BE THE SAME SIZE AND TYPE OF INSULATION AS ORIGINAL 105 MIN WARNING CABINET MUST BE PERMANENTLY GROUNDED AND CONFORM TO 1 E C N C E C AND LOCAL CODES AS APPLICAB El 19 IF YOU NEED SERVICE 20 1 Should you have any questions about your new water heater or if it requires adjustment repair or routine maintenance it is suggested that you first contact your installer plumbing contractor or previously agreed upon service agency In the event the firm has moved or is unavailable refer to the telephone directory commercial listings or local utility for qualified service assistance 2 Should your problem not be solved to your complete satisfaction you should then contact the Manufacturer s National Service Department at the following address 1241 Carwood Court Montgomery Alabama 36117 Phone 1 800 995 0982 When contacting the manufacturer the following information will be requested Model and serial number of the water heater as shown on the rating label located on front of the water heater b Address where the water heater is located and physical location Name and address of installer and
7. for Hot Water Supply Systems ANSI Z21 22 CSA 4 4 is installed in the opening provided No valve of any type should be installed between the relief valve and the tank Local codes shall govern the installation of relief valves Awarnin G The pressure rating of the relief valve must not exceed 150 PSI the maximum working pressure of the water heater as marked on the rating plate Relief Valve The BTUH rating of the relief valve must not be less than the input rating of the water heater as indicated on the rating label located on the front of the heater 1 watt 3 412 BTUH Connect the outlet of the relief valve to a suitable open drain so that the discharge water cannot contact live electrical parts or persons and to eliminate potential water damage Piping used should be of a type approved for hot water distribution The discharge line must be no smaller than the outlet of the valve and must pitch downward from the valve to allow complete drainage by gravity of the relief valve and discharge line The end of the discharge line should not be threaded or concealed and should be protected from freezing No valve of any type restriction or reducer coupling should be installed in the discharge line 7 Installing the water heater WARNING The tank must be full of water before heater is turned on The water heater warranty does not cover damage or failure resulting from operation with an empty or partially emp
8. of faucets or solenoid valves in automatic water using appliances can cause a banging noise heard in a water pipe Strategically located risers in the water pipe system or water hammer arresting devices can be used to minimize the problem Filter Filter Handle NOTICE Refer to the Hydrogen Gas Caution in the Operating Instructions NOTICE Do not remove the anode rod from the water heater s tank Operation with the anode rod removed will greatly shorten the life of the glass lined tank and will exclude warranty coverage Vacation and Extended Shut Down If the water heater is to remain idle for an extended period of time the power and water to the appliance should be turned off to conserve energy and prevent a build up of dangerous hydrogen gas The water heater and piping should be drained if they might be subjected to Anode Rod This water heater is equipped with a non removable anode rod designed to prolong the life of the glass lined tank The anode rod is slowly consumed thereby eliminating or minimizing corrosion of the glass lined tank freezing temperatures After a long shut down period the water heater s operation and controls should be checked by qualified service personnel Make certain the water heater is completely filled again before placing it in operation Water sometimes contains a high sulfate and or mineral content and together with cathodic protection process can produce a hy
9. section of this manual Manual reset limit ECO See the Temperature regulation of the water heater Refer to page 21 for more information Cold water inlet tempera This is normal The colder inlet water takes longer to ture may be colder during heat the winter months Not enough clearance Make sure there is at least 8 of air space between the above heat pump to allow top of the heat pump and the ceiling air to circulate Water is too hot The thermostat is set too See the Temperature regulation of the water heater high section of this manual CAUTION For your safety DO NOT attempt repair of electrical wiring thermostats heating elements or other safety devices Refer repairs to qualified service personnel 16 Replacement Parts For 50 gallon Heat Pump Water Heaters Instructions For Placing a Parts Order Address parts orders to the distributor or store where the heater was purchased 3 Part description as noted below and number of parts desired For your safety DO NOT All parts orders should include attempt repair of electrical wiring heating 1 The model and serial number of elements heat pump or electronic controls the water heater from the rating Refer repairs to qualified service personnel plate 2 Specify voltage and wattage as marked on the rating plate Air Filter ee Thermistor Ms Plastic Housing Removed for Clarification of Replacement Parts
10. the water heater and may endanger life and property The manufacturer disclaims any responsibility for such loss or injury resulting from the use of such unauthorized devices 1 Metallic conduit or metallic sheathed cable approved for use as a grounding conductor and installed with fittings approved for the purpose 2 Non metallic sheathed cable metallic conduit or metallic sheathed cable not approved for use as a ground conductor shall include a separate conductor for grounding It should be attached to the ground terminals of the water heater and the electrical distribution box e 240V 1PH e 21 5 Max AMP draw e 10 gauge wire e Minimum 30 AMP circuit CAUTION If local codes require the application of an external insulation blanket to this water heater pay careful attention to the following so as not to restrict the proper function and operation of the water heater Do not cover the operating or warning labels attached to the water heater or attempt to relocate them on the exterior of insulation blanket Do not apply insulation to the top of the heat pump Top of Heat Pump Filter Do not cover the coils around the sides of the heat pump Do not cover the access door to temperature control temperature and pressure relief valve or drain valve Inspect the insulation blanket frequently 9 Installing the water heater CAUTION Ensure the T amp P Valve opening is not obstructed by the in
11. years of dependable trouble free service It is suggested that a routine preventive maintenance program be established and followed by the user It is further recommended that a periodic inspection of the electronic control heat pump and wiring should be made by service personnel qualified in electric appliance repair Most electrical appliances even when new make some sound when in operation If the hissing or singing sound level increases excessively Contact a qualified installer or plumbing contractor to inspect IMPORTANT See DANGER on left At least once a year lift and release the lever handle on the temperature pressure relief valve located on the side of the water heater to make certain the valve operates freely Allow several gallons to flush through the discharge line to an open drain It is recommended to clean the filter on top of the heat pump every month Clean by washing with mild detergent and water Dry and replace over discharge fan Remove the filter by lifting up on the handle at front of the heat pump and lifting it off the air discharge fan See Figure on right A water heater s tank can act as a setting basin for solids suspended in the water It is therefore not uncommon for hard water deposits to accumulate in the bottom of the tank It is suggested that a few quarts of water be drained from the water heater s tank every month to clean the tank of these deposits Rapid closing
12. Canadian installations should refer to CSA22 1 a copy can be purchased from the Canadian Standards Association 5050 Spectrum Way Mississauga ONT 536 CAUTION The water heater should not be located in an area where leakage of the tank or connections will result in damage to the area adjacent to it or to lower floors of the structure Where such areas cannot be avoided it is recommended that a suitable catch pan adequately drained be installed under the water heater NOTICE Installation in a closet or confined space is not allowed Heat Pump Water Heater requires approximately 1 000 cu ft of unconditioned indoor ambient air to operate properly Clearances To open drain line should be at least 3 4 ID and pitched for proper drainage Inspect the water heater for possible damage Check the markings on the rating plate of the water heater to be certain the power supply corresponds to the water heater requirements Rating plate is located on front of water heater Refrigerant This heat pump water heater is factory charged with an environmentally friendly non chlorinated refrigerant R410A This refrigerant has zero ozone depletion potential Installing the water heater Thermal Expansion Determine if a check valve exists in the inlet water line Check with your local water utility It may have been installed in the cold water line as a separate back flow preventer or it may be part of a pressur
13. Mixing valves are available for reducing point of use water temperature by mixing hot and cold water in branch water lines Contact a licensed plumber or the local plumbing authority for further information ADANGER Hotter water increases the potential for Hot Water SCALDS IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING A WARNING For your safety the information in this manual must be followed to minimize the risk of fire or explosion electric shock or to prevent property damage personal injury or loss of life Be sure to read and understand the entire Use and Care Manual before attempting to install or operate this water heater It may save you time and cost Pay particular attention to the Safety Instructions Failure to follow these warnings could result in serious bodily injury or death Should you have problems understanding the instructions in this manual or have any questions STOP and get help from a qualified service technician or the local electric utility A FOR INSTALLATIONS IN THE STATE OF CALIFORNIA California Law requires that residential water heaters must be braced anchored or strapped to resist falling or horizontal displacement due to earthquake motions For residential water heaters up to 52 gallon capacity a brochure with generic earthquake bracing instructions can be obtained from Office of the State Architect 1102 Q Street Suite 5100 Sacramento CA 95814 or you may call 916 445 8100
14. Use amp Care Manual With Installation Instructions for the Installer Electric Residential Heat Pump Water Heaters Residential 40 amp 50 Gallon The purpose of this manual is twofold one to provide the installer with the basic directions and recommendations for the proper installation and adjustment of the water heater and two for the owner operator to explain the features operation safety precautions maintenance and troubleshooting of the water heater This manual also includes a parts list It is imperative that all persons who are expected to install operate or adjust this water heater read the instructions carefully so they may understand how to perform these operations If you do not understand these instructions or any terms within it seek professional advice Any questions regarding the operation maintenance service or warranty of this water heater should be directed to the seller from whom it was purchased If additional information is required refer to the section on If you need service Do not destroy this manual Please read carefully and keep in a safe place for future reference indication of Important Safety Information Recognize this symbol as California Proposition 65 Warning This product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm 92 103234 02 2009 Rheem Manufacturing Co AP15121 1 01 10 P
15. any service agency who performed service on the water heater d Date of original installation and dates any service work was performed Details of the problems as you can best describe them List of people with dates who have been contacted regarding your problem
16. drogen sulfide or rotten egg odor in the heated water Chlorination of the water supply should minimize the problem 15 Before You Call For Service Troubleshooting Tips Save time and money Review the chart on this page first and you may not need to call for service Problem Possible Causes What to Do Rumbling noise Water conditions in your Allow a few quarts of water to run from drain valve home caused a build up of to remove sediment settlings scale or mineral deposits in the water heater Relief valve produc Pressure build up caused This is an unacceptable condition and must be cor ing popping noise or by thermal expansion ina rected Contact the water supplier or plumbing con draining closed system tractor on how to correct this Do not plug the relief valve outlet Not enough or no Water usage may have ex Wait for the water heater to recover after an abnormal hot water ceeded the capacity of the demand water heater A fuse is blown or a circuit Replace fuse or reset circuit breaker breaker tripped Electric supply may be off Make sure electric supply to water heater and section of this manual The thermostat may be set See the Temperature regulation of the water heater too low section of this manual Leaking or open hot water Make sure all faucets are closed faucets Electric service to your Contact the local electric utility home may be interrupted Improper wiring See the Installing the water heater
17. e reducing valve water meter or water softener A check valve located in the cold water inlet line can cause what is referred to as a closed water system A cold water inlet line with no check valve or back flow prevention device is referred to as an open water system As water is heated it expands in volume and creates an increase in the pressure within the water system This action is referred to as thermal expansion In an open water system expanding water which exceeds the capacity of the water heater flows back into the city main where the pressure is easily dissipated A closed water system however prevents the expanding water from flowing back into the main supply line and the result of thermal expansion can create a rapid and dangerous pressure increase in the water heater and system Water Supply Connections Refer to the illustration on the next page for suggested typical installation The installation of unions or flexible copper connectors is recommended on the hot and cold water connections so that the water heater may be easily disconnected for servicing if necessary The HOT and COLD water connections are clearly marked and are 3 4 NPT on all models Install a shut off valve in the cold water line near the water piping This rapid pressure increase can quickly reach the safety setting of the relief valve causing it to operate during each heating cycle Thermal expansi
18. intenance Failure to do so can cause electrical shock resulting in severe personal injury or death DANGER Before manually operating the relief valve make certain no one will be exposed to the danger of coming in contact with the hot water released by the valve The water may be hot enough to create a scald hazard The water should be released into a suitable drain to prevent injury or property damage NOTICE If the temperature and pressure relief valve on the hot water heater discharges periodically this may be due to thermal expansion in a closed water system Contact the water supplier or your plumbing contractor on how to correct this Do not plug the relief valve outlet 14 Draining the Water Heater CAUTION Shut off power to the water heater before draining water DANGER Before manually operating the relief valve make certain no one will be exposed to the hot water released by the valve The water drained from the tank may be hot enough to present a scald hazard and should be directed to a suitable drain to prevent injury or damage In order to drain the water heater turn off the cold water supply Open a hot water faucet or lift the handle on the relief valve to admit air to the tank Attach a garden hose to the drain valve on the water heater and direct the stream of water to a drain Open the valve Routine Preventative Maintenance Properly maintained your water heater will provide
19. on and the resulting rapid and repeated expansion and contraction of components in the water heater and piping system can cause premature failure of the relief valve and possibly the heater itself Replacing the relief valve will not correct the problem The suggested method of controlling thermal expansion is to install an expansion tank in the cold water line between the water heater and the check valve refer to the illustration on the next page The expansion tank is designed with an air cushion built in that compresses as the system pressure increases thereby relieving the over pressure condition and eliminating the repeated operation of the relief valve Other methods of controlling thermal expansion are also available Contact your installing contractor water supplier or plumbing inspector for additional information regarding this subject heater See page 8 on To Fill The Water Heater NOTICE Do not apply heat to the HOT or COLD water connections If sweat connections are used sweat tubing to adapter before fitting adapter to the water connections on heater Any heat applied to the water supply fittings will permanently damage the dip tube and or heat traps Condensate Drains for the Heat Pump Consult local codes or ordinances for specific requirements Refer to page 7 IMPORTANT When making drain fitting connections to the drain tubing use a thin layer of piping tape or silicone and install hand tight
20. or ask a water heater dealer However applicable local codes shall govern installation For residential water heaters of a capacity greater than 52 gallons consult the local building jurisdiction for acceptable bracing procedures A CAUTION Do not to crush or otherwise impair the removal of the plastic front side panel T SAFETY PRECAUTIONS Have the installer show you the location of the circuit breaker and how to shut it off if necessary Turn off the circuit breaker if the water heater has been subjected to overheating fire flood physical damage or if the ECO temperature limiting control fails to shut off Read this manual entirely before installing Do not attempt to repair or replace any part or operating the water heater of your water heater unless it is specifically Use this appliance only for its intended eee AN oihar f PARNE servicing should be referred to a qualified purpose as described in this Use and Care technician Manual Be sure your appliance is properly installed in accordance with local codes and the provided installation instructions AWARNING Disconnect all power to unit before starting maintenance Failure to do so can cause electrical shock resulting in severe personal injury or death READ AND FOLLOW THIS SAFETY INFORMATION r 7 lt CAREFULLY oa ON SAVE THESE INSTRUCTIONS Installing the water heater The location chosen for the water heater must take into considera
21. otential if the thermostat is set too high Households with small children disabled or elderly persons may require a 120 F or lower thermostat setting to prevent contact with HOT water 12 Safety Precautions Do turn off power to water heater if it has been subjected to over heating fire flood physical damage B Do Not turn on water heater unless it is filled with water Do Not turn on water heater if cold water supply shut off valve is closed Safety Controls The water heater is equipped with a temperature limiting control ECO that is located above the upper heating element in contact with the tank surface If for any reason the water temperature becomes excessively high the temperature limiting control ECO breaks the power circuit to the heating element Once the control opens it must be reset manually CAUTION The cause of the high temperature condition must be investigated by qualified service technician and corrective action must be taken before placing the water heater in service again Water Temperature Setting The temperature of the water in the water heater can be regulated by pushing the up or down arrow on the keypad located behind the access panel Safety and energy conservation are factors to be considered when selecting the water temperature setting of the water heater The lower the temperature setting the greater the savings in energy and operating costs To comply
22. ponding LED will light up upon activation If the Energy Saver setting does not supply enough hot water or additional hot water is needed use the Normal setting Press the key on the control pad labeled Normal The correspond ing LED will light up upon activation If electric heat only is desired press the Electric Heat Only option in the bottom right corner of the control Basic Water Heater Operation This mode will run for approximately 2 weeks then return to the mode and temperature settings set by the user If the water temperature setting needs adjustment use the up arrow key to in crease water temperature and the down arrow key to decrease water tempera ture As the temperature of the water increas es the led lights on the right side of the Temperature Setting will illuminate to indicate the temperature of the water To turn the water heater OFF press the OFF key in the bottom left corner of the control pad Heat Pump Water Heater Sequence of Operation Operational Modes Two major modes of operation will be utilized Energy Saver This mode will provide functional control operation resulting in water heater performance that meets Energy Star requirements As a result compressor operation will be maximized and use of electric heat will be minimized Normal High Demand This mode will maximize the performance of the water heater while still providing good energy savings Primar
23. pump run to a suitable drain location Air purged from water heater and piping Provisions made to protect area from water damage L Sufficient room to service heater Q Eight inches 8 of clearance from ceiling to top of heat pump water heater to allow for air circulation Access to condensate disposal Water connections tight and free of leaks Discharge line protected from freezing Q Electrical connections tight and unit properly grounded 10 gauge wire 11 Operating the water heater CAUTION Hydrogen gas be produced in hot water system served by this water heater that has not been used for long period of time generally two weeks more HYDROGEN GAS IS EXTREMELY FLAMMABLE To dissipate such gas and to reduce risk of injury 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 If hydrogen is present there will be an unusual sound such as air escaping through the pipe as the water begins to flow Do not smoke or use an open flame near the faucet at the time it is open WARNING If the water heater has been subjected to flood fire or physical damage turn off power and water to the water heater Do not operate the water heater again until it has been thoroughly checked by qualified service personnel DANGER There is a hot water scald p
24. rinted in USA Safety Information Safety Precautions 3 4 Installation Instructions Wocatone ferns ae enero 5 Water Connections 6 7 Electrical Connections 8 pipe Insulation eee 9 10 Condensate Drain 10 Installation Checklist 11 Operating Instructions Safety Controls 12 Water Temperature 12 Sequence of Operations 14 16 Care and Cleaning ooo coucgscaccace 17 Maintenances 17 Extended Shut Down 18 Troubleshooting Tips Before You Call EorSenvice 19 Customer Service S ree 20 Wiring Diagram 27 If You Need 24 FOR YOUR RECORDS Write the model and serial numbers here You can find them on a label on the appliance Staple sales slip or cancelled check here Proof of the original purchase date is needed to obtain service under the warranty READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your water heater properly Just a little preventive care on your part can save you a great deal of time and money over the life of your water heater You ll find many answers to common problems in the Before You Call For Service section If you review our chart of Troubleshooting Tips first you may not need to call for service at all READ THE SAFETY INFORMATION Your safety and the safety of others are very important There are many important safe
25. sulation Hot Water Outlet Relief Valve Cold Water Inlet Drain Valve 10 Relief and Drain Valve Insulation Installation For increased energy efficiency this water heater has been supplied with two 2 3 8 sections of pipe insulation Please install the insulation according to the illustration at left Slip the insulation cover over the T amp P Valve through the center hole and align the hole in the side with the opening of the T amp P Valve Slip the insulation cover over the drain valve through the center hole Hot and Cold Pipe Insulation Installation Please install the insulation on the cold water supply inlet and the hot water outlet as shown in the illustration Installation Checklist A Water Heater Location Q Close to area of heated water demand Indoors and protected from moisture wet conditions and freezing temperatures Q Area free of flammable vapors 1 000 cu ft unconditioned indoor space B Water Supply Q Water heater completely filled with water C Relief Valve Temperature and Pressure Relief Valve properly installed and discharge line run to open drain D Wiring Power Supply voltage agrees with water heater rating plate Branch circuit wire and fusing or circuit breaker of proper size Minimum 30 amp breaker E Condensate Lines Condensate lines from heat pump installed correctly Condensate lines from heat
26. tion the following NOTICE Auxiliary catch an MUST conform to codes Catch Pan Kits are available from the store where the water heater was portani or any water eater distributor Catch Pan should not obstruct cold inlet or drain valve Local Installation Regulations This water heater must be installed in accordance with these instructions local codes utility codes utility company requirements or in the absence of local codes the latest edition of the National Electrical Code It is available from some local libraries or can be purchased from the Location Locate the water heater in a clean dry area as near as practical to the area of greatest heated water demand Long un insulated hot water lines can waste energy and water Place the water heater in such a manner that the thermistor and element access panels can be removed to permit inspection and servicing such as removal of elements or checking controls The water heater and water lines should be protected from freezing temperatures Do not install the water heater in outdoor unprotected areas Make certain the floor underneath the water heater is strong enough to sufficiently support the weight of the water heater once it is filled with water A Diameter of water heater plus 2 min B Maximum 2 Inspect Shipment National Fire Protection Association Batterymarch Park Quincy MA 02269 as booklet ANSI NFPA 70
27. ty messages in this manual and on your appliance Always read and obey all safety messages as an indication of Important Safety Information This symbol alerts you to potential hazards that can kill or hurt you and others This is the safety alert symbol Recognize this symbol All safety messages will follow the safety alert symbol and either the word DANGER WARNING CAUTION or NOTICE These words mean DANGER An imminently hazardous situation that will result in death or serious injury A WARNING A potentially hazardous situation that could result in death or serious injury and or damage to property A CAUTION A potentially hazardous situation that may result in minor or moderate injury NOTICE Attention is called to observe a specified procedure or maintain a specific condition IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING ADANGER WATER TEMPERATURE SETTING Safety and energy conservation are factors to be considered when selecting the water temperature setting of water heater Water temperatures above 125 F can cause severe burns or death from scalding Be sure to read and follow the warnings outlined on the label pictured below This label is also located on the water heater near the thermistor access panel Time Temperature Relationship in Scalds T D A N G E R Temperature Time To Produce a Serious Burn D 120 F 49 C More than 5 minutes
28. ty tank Electrical Power Hookup Terminals Ground Screw To Fill the Water Heater Make certain the drain valve is completely closed Open the shut off valve in the cold water supply line Open each hot water faucet slowly to Electrical Connections AWARNING Turn off electric power at the fuse box or service panel before making any electrical connections Also the ground connection must be completed before making line voltage connections Failure to do so can result in electrical shock severe personal injury or death TE 7 w S 7 N Sy Ss allow the air to vent from the water heater and piping A steady flow of water from the hot water faucet s indicates a full water heater Disconnect all power to unit before starting maintenance Failure to do so can cause electrical shock resulting in severe personal injury or death The unit must be grounded Failure to do so can cause electrical shock resulting in severe personal injury or death CAUTION The presence of water in the piping and water heater does not provide sufficient conduction for a ground Non metallic piping dielectric unions flexible connectors etc can cause the water heater to be electrically isolated WARNING If local codes require external application of insulation blanket kits the manufacturer s instructions included with the kit must be carefully followed Electrical Connections continued
29. with safety regulations the temperature is factory set at 122 F or less where local codes require This is the recommended starting point Water temperatures above 125 F can D If there is any difficulty in understanding or following the Operating Instructions or the Care and Cleaning section it is recommended that a qualified person or serviceman perform the work To reset the temperature limiting control Refer to Illustration on page 21 45 Turn off the power to the water heater 2 Remove the plastic housing Remove the jacket access top panel and insulation Press the red RESET button Replace the insulation and jacket access panel before turning on the power to the water heater a gt cause severe burns or death from scalding Be sure to read and follow the warnings outlined in this manual and on the label on the water heater This label is located on the water heater near the electronic control access panel Mixing valves for reducing point of use water temperature by mixing hot and cold water in branch water lines are available Contact a licensed plumber or the local plumbing authority for further information The chart on the next page may be used as a guide in determining the proper water temperature for your home For the most efficient operation of the heat pump water heater the Energy Saver mode is recommended Press the key on the control pad labeled En ergy Saver The corres
30. y goal is to maintain water heater performance that meets or exceeds a comparable electric water heater Temperature Settings Normal Warm Tank temperature will be maintained at 120 124 Compressor operation will be allowed whenever the tank temperature at the lower heating element location falls to 105 F or below Hot Tank temperature will be maintained at 130 135 F Compressor operation will be allowed whenever the tank temperature at the lower heating element falls to 110 F or below Vacation Tank temperature will be maintained at about 90 F Compressor operation will be allowed whenever the tank temperature at the lower heating element falls to 80 F or below All other functional aspects will be maintained as described below Electric Heat Only This mode is utilized in conjunction with Normal Hot and Vacation modes In this mode compressor operation will not be allowed and only the auxiliary electric heat will be allowed Temperature set points noted with each of the modes will be used to turn the auxiliary electric heat on as required This mode can only be utilized on a short term basis Currently this mode will be allowed for a period of 2 weeks After this time period the water heater will be returned to the mode and temperature settings previously set by the user 13 Care and cleaning of the water heater LJ WARNING Disconnect all power to unit before starting ma
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