Perfect Fit TEGSP20 480 Volt 3kw POU Use and Care Manual
Contents
1. Model No Serial No Date of Installation Installed By Operation SAFETY PRECAUTIONS Do turn off power to water heater if it has been subjected to over heating fire flood or physical damage B Do Not turn on water heater unless it is filled with water C Do Not turn on water heater if cold water supply shut off valve is closed lf there is any difficulty in understanding or following the OPERATION or MAINTENANCE instructions it is recommended that a qualified person or serviceman perform the work 1 WATER TEMPERATURE SETTING The temperature of the water in the water heater can be regulated by setting the temperature dial of the adjustable surface mounted thermostat located behind the jacket access panel To comply with safety regulations the thermostat is factory set at 120 F or less where local codes require Reset Button Thermostat Dial Pointer TURN OFF POWER BEFORE SERVICING Thermostat Protective Cover CAUTION Hotter water increases the risk of SCALDING This illustration shows the temperature adjustment dial used for setting the water temperature Refer to Section 1 Water Temperature Setting above for more details and safety instructions regarding water temperature setting Figure 4 Thermostat and Protective Cover Safety and energy conservation are factors to be considered when selecting the water temperature setting of the water heater2. Valve Cold Water Supply D GE Power Supply Cord To Cold Water 77 alist Va 21 2 gal models only Supply elief Valve a Discharge Line T Relief Valve _ Drain valve Discharge ord Line to suitable open drain Hot Water Outlet To Fixtures Jacket Access Panel Auxiliary Catch Pan Drain Valve Opening for Not Supplied 1 2 or 3 4 Auxiliary Catch Pan Drain Line Electrical Fitting Suitable Open Drain A Use only Copper Air Gap Auxiliary Conductors S Catch Pan Jacket Access Drain valve is located below and to right of Jacket Access Panel and is not SVS Panel visible in this view Figure 2 Typical Side Connect Installation Figure 3 Typical Under Counter Top Connect Installation 4 RELIEF VALVE A new combination pressure and temperature relief valve complying with the Standard for Relief Valves and Automatic Gas A WARNING Shutoff Devices for Hot Water Supply Systems ANSI Z21 22 must be Tank MUST BE full of water before power is turned on Heating installed in the opening provided and marked for the purpose on the element s WILL BE DAMAGED if energized for even a short time while water heater Refer to Fig 2 or 3 No valve of any type should be tank is dry The water heater s warranty does not cover damage or installed between the relief valve and the tank Local codes shall govern failure resulting from operation with an empty or partially empty tank the installation of relief valves Reference is made
3. entire Use amp Care Manual before attempting to install or operate this water heater It may save you time and cost Pay particular attention to the General Safety Precautions 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 installer service technician or the local electric utility To meet commercial water use needs the thermostat on this water heater is adjustable to deliver water up to 170 F However water temperatures over 125 F can cause severe burns instantly or death from scalds This is the tcl starting point for setting the control for supplying general purpose hot water 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 See instruction manual before setting temperature at water heater Feel water before bathing or showering Temperature limiting valves are available see manual Safety and energy conservation are factors to be considered when setting the water temperatura on the thermostat The most energy efficient operation will result when the temperature setting is the lowest that satisfies the needs consistent with the application Maximum water temperatures occur just after the thermostat has shut off the elements To find the hot water te
4. the heater was purchased 1 20 208 240 277 or 480 All parts orders should include 1 Model number and Serial number of heater from rating plate Volt Ope ration 2 Specify voltage and wattage as marked on rating plate 3 Part Description as noted below and number of parts desired Qty Part Description Reqd 3 ThemosatBacet 1 4 5 Thermostat Protective Cover 1 6 Cavity Insulation o 1 7 dacketAccessPanel o 1 8 Nipple Hot OutletiJ Tube Not Shown 1 9 Coldinlet uuu 20 gt o f a jm EN A CAUTION For your safety DO NOT attempt repair of electrical wiring thermostats heating elements or other operating controls Refer repairs to qualified service personnel 9 Trouble Shooting Guide NATURE OF TROUBLE POSSIBLE CAUSE SERVICE Turn to ON Rewire per Wiring Diagram Manual switch turned off Improper Wiring No Power blown fuse or circuit breaker tripped a Shorted wiring b Circuit overloaded c Improper wiring d Grounded element or thermostat Manual Reset Limit ECO open a Thermostat s defective b Thermostat out of calibration Lower setting or replace c Heat build up due to loose wires Tighten wire connections d Defective Limit ECO Replace No Hot Water Replace or repair Provide adequate circuit or reduce load Rewir
5. to the limited warranty for complete terms and conditions The pressure rating of the relief valve must not exceed 150 psi the ELECTRICAL CONNECTIONS The voltage requirements and wattage working pressure ENS water heater as markea On De tamg load for all heaters is specified on the rating plate Table 1 recommends plate The BTUH Rating of the relief valve must not be less than the EE input rating of the water heater as indicated on the rating label located on minimum branch circuit sizing based on the National Electrical Code All the front of the heater 1 watt 3 412 BTUH Mice a to local codes or latest edition of National Electrical ode i Connect the outlet of the relief valve to a suitable open drain so that the discharge water cannot contact live electrical parts and to eliminate potential water damage Piping used should be of a type approved for hot Some models are supplied with a plug connected power supply cord for use only in 120 VAC applications The cord must be connected to a properly water distribution The discharge line must be no smaller than the outlet of Recommended Over the valve and must pitch downward from the valve to allow complete Total Sedo Manna wees Wre Sze drainage by gravity of the relief valve and discharge line The end of the oe Amperage Rating Table 310 18 75 C discharge line should not be threaded or concealed and should be 120V T208V 240V T27N 2
6. 08V 240V 277V 480V protected from freezing No valve of any type restriction or reducer 1440 ee coupling should be installed in the discharge line 1500 15 15 15 14 14 5 TO FILL WATER HEATER Make certain drain valve is completely m E closed Open shut off valve in cold water supply line Open each hot water 3000 20 20 faucet slowly to allow air to vent from the water heater and piping A steady 4500 30 25 flow of water from the hot water faucet s indicates a full water heater 6000 40 35 Table 1 Branch Circuit Sizing and Wire Size Guide Based on N E C ANSI NFPA 70 Installation grounded receptacle on a branch circuit with copper conductors an over current protection device and a suitable disconnect means If desired straight field wiring connections can be made to these models by removing the access cover on front of the heater and disconnecting the cord set from the thermostat and the grounding lug Remove the cord set and strain relief bushing from the junction bracket The hole in the junction bracket will accommodate 1 2 or 3 4 electrical fittings Refer to wiring diagrams on back cover of this manual for wiring connections Some models are completely wired to the junction bracket inside the jacket at the front of the water heater An opening for 1 2 or 3 4 electrical fitting is provided for field wiring connections A s
7. Commercial Point of Use Electric Water Heater USE amp CARE MANUAL WITH INSTALLATION INSTRUCTIONS FOR THE CONTRACTOR LISTED 786H The purpose of this manual is twofold one for the installing contractor to provide requirements and recommendations for the proper installation and adjustment of the water heater and two for the owner operator to explain the features op eration safety precautions maintenance and trouble shooting of the water heater This man ual also includes replacement parts information It is imperative that all persons who are expect ed to install operate or adjust this water heater read the instructions carefully so that they may understand how to do so A Do Not Destroy this Manual Please read carefully and A Recognize this symbol as an Indication of Important keep in a safe place for Future Reference Safety Information NOTICE This water heater is designed for use in a commercial application and the installation and maintenance of it should be performed by qualified licensed service personnel If the foregoing assumption is not appropriate then we recommend that you obtain and retain our Residential Use amp Care Manual CALIFORNIA PROPOSITION 65 WARNING This product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Printed in USA AP12129 4 01 05 A General Safety Precautions Be sure to read and understand the
8. ater has been subjected to flood fire or physical damage turn off power and water to water heater Do not operate the water heater again until it has been thoroughly checked by qualified service personnel 4 LONG TIME SHUT DOWN If the water heater is to remain idle for an extended period of time the power and water to the water heater should be turned off to conserve energy The water heater and piping should be drained if they might be subjected to freezing temperatures NOTE Refer to Hydrogen Gas Caution in Safety Precautions Section on page 6 After a very 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 before again placing it in operation 5 DRAINING HEATER A CAUTION Shut off power to water heater before draining water In order to drain water heater turn off cold water supply then it is necessary to 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 where it will do no damage A DANGER 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 6 ANODE This water heater is equipped with an anode rod designed to prolong the life of the
9. authorized devices If local codes require external application of insulation blanket kits the manufacturer s instructions included with the kit must be carefully followed A CAUTION Application of any external insulation to this water heater will require careful attention to the following Do not cover the temperature and pressure relief valve Do not cover jacket access panels to thermostats and heating elements Do not cover electrical junction box of water heater Do not cover operating or warning labels attached to the water heater nor attempt to relocate them on exterior of insulation blanket Installation Check List A Water Heater Location Q Close to area of heated water demand Indoors and protected from freezing temperatures Area free of flammable vapors LJ Provisions made to protect area from water damage L Sufficient room to service water heater B Water Supply LJ Water heater completely filled with water Water heater and piping air vented C Water connections tight and free of leaks C Relief Valve Temperature and Pressure Relief Valve properly installed and discharge line run to open drain LI Discharge line protected from freezing D Wiring LI Power supply voltage agrees with water heater rating plate Branch circuit wire and fusing or circuit breaker of proper size Electrical connections tight and unit properly grounded
10. d mixing valve for reducing point of use water temperature is recommended to reduce the risk of scald injury Contact a licensed plumber or the local plumbing authority for further information Introduction The location chosen for the water heater must take into consideration the following LOCAL INSTALLATION REGULATIONS This water heater must be installed in accordance with these instructions local 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 National Fire Prevention Association Batterymarch Park Quincy MA 02269 as booklet ANSI NFPA 70 LOCATION This water heater is designed to meet a wide range of applications It fulfills a demand for a small water heater that can be installed in a limited space such as under counter tops in cabinets or in a closet Locate the water heater in a clean dry area as near as practical to hot water fixtures or close to the hot water faucet most frequently used Place the water heater in such a manner that the thermostat 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 CAUTION The water heater should not be located in an area where
11. e per diagram Replace Refer to Operation Section Replace Reduce rate of hot water use Check amperage replace element if low Check wiring or replace Heater undersized Defective Element s Miswired or defective thermostat causing only one element to work Not enough Hot Water Change setting as required Replace Water too hot or not hot enough Thermostat setting too high or low Thermostat out of calibration Noisy heating element s Remove and clean CAUTION CAUTION Foryour safety DO NOT attempt repair of Electrical Wiring Thermostat s Heating Elements or other Operating Controls Refer repairs to qualified service personnel Scale build up on elements How to Obtain Service Assistance 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 that the firm has moved or is When contacting the manufacturer the following information should be made available 8 Model and serial numbers of the water heater as shown on the rating unavallable ie to ihe telephone directory commercial listings or local plate attached to the jacket of the heater sei stain b Address where water heater is located and can be seen Should your problem not be solved to your complete satisfact
12. eparate branch circuit with copper conductors overcurrent protective device and suitable disconnecting means must be provided by a qualified electrician Refer to wiring diagrams on back cover of this manual for wiring connections 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 The branch circuit wiring should include either A Metallic conduit or metallic sheathed cable approved for use as a grounding conductor and installed with fittings approved for the purpose B Non metallic sheathed cable or 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 A WARNING 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 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 un
13. ft and release the lever handle on the temperature pressure relief valve located near the top of the water heater to make certain the valve operates freely and allow several gallons to flush through discharge line Make certain the discharged water is directed to an open drain 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 this valve The water may be hot enough to create a SCALD hazard The water released should be directed to a suitable drain to prevent injury or damage NOTE If the temperature and pressure relief valve on the 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 D Awater heater s tank can act as a settling 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 through the drain valve every month to clean the tank of these deposits E Rapid closing of faucets or solenoid valves in automatic water using appliances can cause a pounding water hammer sound Water hammer can be described as a banging noise heard in a water pipe following an abrupt alteration of the flow with resulting p
14. glass lined tank The anode is slowly consumed cathodically thereby eliminating or minimizing corrosion of the glass lined tank Water sometimes contains a high sulfate and or mineral content and together with the cathodic protection process can produce a hydrogen sulfide or rotten egg odor in the heated water Chlorination of the water supply should minimize the problem NOTE Do not remove the anode rod from the water heater s tank except for inspection and or replacement as operation with the anode rod removed will shorten the life of the glass lined tank and will exclude warranty coverage Maintenance Properly maintained your water heater will provide 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 operating controls heating element and wiring should be made by service personnel qualified in electric appliance repair 1 ROUTINE PREVENTATIVE MAINTENANCE A Most electrical appliances make some sound when in operation even when new If the hissing or singing sound level increases excessively the electric heating element may require cleaning Contact your installer or plumbing contractor to inspect B The area near the water heater must be kept free of flammable liquids such as gasoline or paint thinners adhesives or other combustible materials C Atleast once a year li
15. ion you Nae gr ista sanige agane whe should then contact the Manufacturer s National Service Department at service on the water heater the following address d Date of original installation and dates any service work was performed 2600 Gunter Park Drive e Details of the problem as you can best describe them Montgomery Alabama 36109 1413 Phone 1 800 432 8373 List of people with dates who have been contacted regarding your problem 10 THIS PAGE WAS INTENTIONALLY LEFT BLANK Wiring Diagrams Therm O Disc Thermostats Type 59T BRANCH CIRCUIT i BRANCH CIRCUIT TO ELECTRICAL TO ELECTRICAL DISTRIBUTION PANEL DISTRIBUTION PANEL TH JUNCTION BOX 7 JUNCTION BOX THERMOSTAT THERMOSTAT amp HIGH TEMP amp HIGH TEMP LIMIT ECO LIMIT ECO HEATING HEATING ELEMENT ELEMENT 120 V ONLY SINGLE ELEMENT THIS ELECTRIC WATER HEATER IS WIRED AS INDICATED ABOVE 12 TO PROPERLY GROUNDED RECEPTACLE ON BRANCH CIRCUIT TO ELECTRICAL DISTRIBUTION PANEL THERMOSTAT amp HIGH TEMP LIMIT ECO 120 V Plug Connected Cord Set ONLY HEATING ELEMENT
16. 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 NOTE Auxiliary catch pan installation MUST conform to local codes A Diameter of water heater plus 2 min To open drain line should be at least 3 ID and pitched for proper drainage B Maximum 2 Figure 1 Auxiliary Catch Pan Catch Pan Kits are available from the distributor or store where the water heater was purchased Installation 1 INSPECT SHIPMENT 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 that for which the water heater is equipped 2 THERMAL EXPANSION Determine if a check valve exists in the inlet water line It may have been installed in the cold water line as a separate back flow preventer or it may be part of a pressure 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
17. ly fitting If sweat connections are used sweat tubing to adapter before fitting adapter to cold water inlet of heater Any heat applied to the hot or cold water supply fittings will permanently damage them 3 WATER SUPPLY CONNECTIONS Refer to Fig 2 or 3 for suggested typical installation The installation of unions or flexible copper connectors on the water connections is recommended so that the water heater may be easily disconnected for servicing if necessary Connect cold water supply line to 3 4 pipe connection near the bottom of water heater Refer to Figure 2 Install a shut off valve and a drain valve not supplied in the cold water line near the water heater Refer to Fig 2 Connect hot water line to 3 4 pipe connection marked HOT on the side near the top of the water heater On the some models the hot and cold water connections are 1 2 pipe connections and are located on top of the heater Refer to Figure 3 A drain valve is supplied on these models Local codes may require an Anti Syphon device on the water inlet of a side connect water heater Installation Union Vacuum Relief Valve Not Supplied 1 Not Supplied Unions Temperature 6 Min i Anode Pressure AJ Relief Valve Hot Water If required install per local codes Outlet to Fixtures and valve manufacturer s E instructions sO p 8 n Im Shut Off Valve elief
18. mperature being delivered turn on a hot water faucet and place a thermometer in the hot water stream and read the thermometer The following chart details the relationship of water tem perature and time with regard to scald injury and may be used as a guide in determining the safest water tempera ture for your applications TIME TEMPERATURE RELATIONSHIPS IN SCALDS Temperature Time to Produce Serious Burn 120 F More than 5 minutes 125 F 11 2 to 2 minutes 130 F About 30 seconds 135 F About 10 seconds 140 F Less than 5 seconds 145 F Less than 3 seconds 150 F About 11 2 seconds 155 F About 1 second Table courtesy of Shriners Burn Institute The temperature of the water in the heater can be regulated by adjusting the thermostat To comply with safety regula tions the thermostat was set at the factory to a setting cor responding to 120 F Reset Button Thermostat Dial Pointer TURN OFF POWER BEFORE SERVICING Thermostat Protective Cover The illustration above shows the temperature adjustment dial used for setting the water temperature Refer to apr ation section of this manual for detailed instructions in how to adjust the thermostat s DANGER mn is a Hot Water SCALD Potential if the thermostat is set too igh NOTE When this water heater is supplying general purpose hot water requirements for use by individuals a thermostatically controlle
19. nstitute DANGER Make certain power to water heater is OFF before removing jacket access panel FOR ANY REASON If adjustment is necessary turn off power to water heater remove jacket access panel and insulation exposing thermostat The thermostat protective cover should not be removed Set thermostat dial pointer with a small screwdriver to desired temperature Refer to Fig 4 Replace insulation and jacket access panel Turn on power to water heater 2 SAFETY CONTROLS The water heater is equipped with a combination Thermostat and Temperature Limiting Control ECO that is located above the 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 A CAUTION The cause of the High Temperature Condition must be investigated by qualified service personnel and corrective action taken before placing the water heater in service again To reset Temperature Limiting Control turn off power to water heater remove jacket access panel and insulation The thermostat protective Operation cover SHOULD NOT be removed Refer to Fig 4 Press red RESET button Replace insulation and jacket access panel before turning on power to water heater 3 EMERGENCY INSTRUCTIONS A WARNING If water he
20. ressure surges Strategically located risers in the water pipe system can be used to minimize the problem Also water hammer arresting devices are usually available from your plumber or local plumbing supply store 2 ANODE ROD INSPECTION The anode rod should be removed from the water heater s tank annually for inspection and replaced when more than 6 of core wire is exposed at either end of the rod Refer to Fig 2 for anode rod location Make certain cold water supply is turned off before removing anode rod Replacement Parts List Instructions for placing a Parts Orders Address parts orders to the distributor or store from where the heater was purchased All parts orders should include 1 Model number and Serial number of heater from rating plate 1 20 or 240 Volt Operation 2 Specify voltage and wattage as marked on rating plate 3 Part Description as noted below and number of parts desired Top Connect Models Qty Part Description Heating Element 1 2 Heating Element Gasket Thermostat Bracket Thermostat Thermostat Protective Cover Cavity Insulation A CAUTION For your safety DO NOT attempt repair of electrical wiring thermostats heating elements or other operating controls Refer repairs to qualified service personnel 8 Replacement Parts List Instructions for placing a Parts Orders Side Connect Models Address parts orders to the distributor or store from where
21. s thermostat The lower the temperature setting the greater the savings in energy and operating costs DANGER There is a Hot Water SCALD Potential if the thermostat is set too high NOTE When this water heater is supplying general purpose hot water requirements for use by individuals a thermostatically controlled mixing valve for reducing point of use water temperature is recommended to reduce the risk of scald injury Contact a licensed plumber or the local plumbing authority for further information A CAUTION Hydrogen gas can be produced in a hot water system served by this water heater that has not been used for a long period of time generally two weeks or 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 probably 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 TIME TEMPERATURE RELATIONSHIPS IN SCALDS Temperature Time to Produce Serious Burn 120 F More than 5 minutes 125 F 11 2 to 2 minutes 130 F About 30 seconds About 10 seconds Less than 5 seconds Less than 3 seconds About 11 2 seconds About 1 second Table courtesy of Shriners Burn I
22. 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 pres sure increase in the water heater and system piping This rapid pressure increase can quickly reach the safety setting of the re lief valve causing it to operate during each heating cycle Ther mal expansion 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 pos sibly 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 The expansion tank is designed with an air cush ion built in that compresses as the system pressure increases thereby relieving the over pressure condition and eliminating the re peated operation of the relief valve Other methods of controlling ther mal expansion are also available Contact your installing contractor water supplier or plumbing inspector for additional information re garding this subject IMPORTANT Do not apply heat to the hot or cold water supp
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