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Instruction Manual
RESIDENTIAL POINT OF USE ELECTRIC
WATER HEATERS
FOR POTABLE WATER
HEATING ONLY
NOT SUITABLE FOR
SPACE HEATING
LISTED
GAMA certification applies to all
residential electric water heaters
with capacities of 20 to 120 gallons.
Input rating of 12 Kw or less.
ALL TECHNICAL AND WARRANTY QUESTIONS: SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS
PURCHASED. IF YOU ARE UNSUCCESSFUL, PLEASE WRITE TO THE COMPANY LISTED ON THE RATING PLATE ON THE WATER HEA TER.
KEEP
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SAFE INSTALLATION, USE AND SERVICE Your safety and the safety of others is extremely important in the installation, use and servicing of this water heater. Many safety-related messages and instructions have been provided in this manual and on your own water heater to warn you and others of a potential injury hazard. Read and obey all safety messages and instructions throughout this manual. It is very important that the meaning of each safety message is understood by you and others who install,
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GENERAL SAFETY 3
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INTRODUCTION Thank You for purchasing this water heater. Properly installed and This application has been listed as complying with UL Standard for maintained, it should give you years of trouble free service. safety UL174. Abbreviations Found In This Instruction Manual: 2. The installation must conform with these instructions and the local code authority having jurisdiction and the requirements of the power ANSI - American National Standards Institute company. In the absence of code requireme
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TYPICAL INSTALLATION INSTALL SUITABLE DRAIN PANS UNDER HEATERS TO PREVENT DAMAGE DUE TO LEAKAGE. REFER TO WATER HEATER LOCATION ON PAGE 8. INSTALL VACUUM RELIEF IN COLD WATER INLET LINE AS REQUIRED BY LOCAL CODES. INSTALL THERMAL EXPANSION TANK OR DEVICE IF WATER HEATER IS INSTALLED IN A CLOSED WATER SYSTEM. FIGURE 1. MIXING VALVE USAGE Water (Potable) Heating: All models are considered suitable for contractor. Consult a Qualified Installer or Service Agency. Follow water (potable) heating on
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LOCATING THE NEW WATER HEATER damage to the structure. For this reason, it is not advisable to install the FACTS TO CONSIDER ABOUT THE LOCATION water heater in an attic or upper floor. When such locations cannot be avoided, a suitable drain pan should be installed under the water heater. Drain pans are available from your local plumbing contractor. Such a drain pan must have a minimum length and width of at least 2 inches (51 mm) greater that the water heater dimensions and must be piped to a
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HOTTER WA TER CAN SCALD: Water heaters are intended to produce hot water. Water heated to a temperature which will satisfy space heating, clothes washing, dish washing, cleaning and other sanitizing needs can scald and permanently injure you upon contact. Some people are more likely to be permanently injured by hot water than others. These include the elderly, children, the infirm, or physically/mentally handicapped. If anyone using hot water in your home fits into one of the
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Figure 7 shows the typical attachment of the water piping to the water If replaced, the valve must meet the requirements of local codes, but heater. The water heater is equipped with 3/4 inch NPT water not less than a combination temperature and pressure relief valve certified as indicated in the above paragraph. connections. The valve must be marked with a maximum set pressure not to exceed NOTE: If using copper tubing, solder tubing to an adapter the marked hydrostatic working pressure of the
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The temperature-pressure relief valve must be manually operated at If after manually operating the valve, it fails to completely reset and least once a year. Caution should be taken to ensure that (1) no one is continues to release water, immediately close the cold water inlet to in front of or around the outlet of the temperature-pressure relief valve the water heater, follow the draining instructions, and replace the discharge line, and (2) the water manually discharged will not cause tempera
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WIRING DIAGRAMS TURN OFF THE HEATER ELECTRICAL SUPPLY BEFORE SERVICING ANY ELECTRICAL COMPONENTS. OPTIONAL CORD SET WIRING (120 Volt and 240 Volt) There may be a cord set supplied with the water heater at the time of manufacture. If not one can be ordered through the Parts Department; see “Repair Parts List” section. Refer to Figure 9 for wiring diagrams. 120 VOLT WIRING 120 VOLT WIRING 240 VOLT WIRING 240 VOLT WIRING FIGURE 9. 10
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WIRING 1. Provide a way to easily shut off the electric power when working on the water heater. This could be with a circuit breaker or fuse block in the entrance box or a separate disconnect switch. 2. Install and connect a circuit directly from the main fuse or circuit breaker box. This circuit must be the right size and have its own fuse or circuit breaker. 3. If metal conduit is used for the grounding conductor: A. The grounding electrode conductor shall be of copper, aluminum, Never use w
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TEMPERATURE REGULATION Due to the nature of the typical water heater, the water temperature in TEMPERATURE ADJUSTMENT certain situations may vary up to 30°F (16.7 °C) higher or lower at the point of use such as, bathtubs, showers, sink, etc. Any water heater’s intended purpose is to heat water. Hot water is needed for cleansing, cleaning, and sanitizing (bodies, dishes, clothing). Untempered hot water can present a scald hazard. Depending on the time element, and the people involved (adults, c
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FOR YOUR INFORMATION THERMAL EXPANSION bleach as needed. On systems where the odor is mild and does not occur too rapidly, a monthly flushing may be sufficient. In more severe cases, a system feeder would be more appropriate. “AIR” IN HOT WATER FAUCETS Water supply systems may, because of such events as high line pressure, frequent cut-offs, the effects of water hammer among others, have installed devices such as pressure reducing valves, check valves, back flow preventers, etc. to control these
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PERIODIC MAINTENANCE The water heater should be drained if being shut down during freezing TEMPERATURE-PRESSURE temperatures. Also periodic draining and cleaning of sediment from RELIEF VALVE OPERATION the tank may be necessary. 1. Turn electrical supply “OFF”. 2. CLOSE the cold water inlet valve to the water heater. 3. OPEN a nearby hot water faucet and leave open to allow for draining. 4. Connect a hose to the drain valve and terminate to an adequate drain. 5. OPEN t
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4. Remove the two wires attached to the thermostat. The water passing out of the drain valve may be extremely hot. To avoid being scald, make sure all connections are tight and that the 5. Remove the thermostat from behind the thermostat bracket. water flow is directed away from any person. 4. Remove the two screws securing the outer door, and remove door. 6. Disconnect wires from thermostat and slide out of the bracket. 7. Place the new lower thermostat in the bracket making sure it fits firmly
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8. Clean the area around the element opening. Remove any sediment 16. Replace terminal cover on thermostat making sure the locking tabs from or around the element opening and inside the tank. on the terminal cover are in place. 9. If you are cleaning the element you have removed, do so by 17. Fold back the insulation so that it covers the thermostat and element. scraping or soaking in vinegar or a deliming solution. 18. Replace outer door. NOTE: Replacement elements must (1) be the same voltage
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LEAKAGE CHECKPOINTS Read this manual first. Then before checking the water heater make sure the electrical power supply has been turned “OFF” before checking the tank for leakage. *A. Condensation and dripping may be seen on pipes if the water temperature is low in humid weather or pipe connections may be leaking. B. Small amounts of water from temperature-pressure relief valve may be due to thermal expansion or high water pressure in your area. If the valve is not piped to an open drain the re
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TROUBLESHOOTING GUIDELINES These guidelines should be utilized by a qualified service agent. Problem Cause Solution Improperly sealed, hot or cold supply connection, Tighten threaded connections. WATER LEAKS relief valve or drain valve. (See Leakage Checkpoints on 17) Leakage from other appliances or water lines. Inspect other appliances near water heater. Thermal expansion in closed water system. Instal
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REPAIR PARTS LIST Now that you have purchased this water heater, should a POINT OF USE ELECTRIC MODELS need ever exist for repair parts or service, simply contact the company it was purchased from or the manufacturer listed Key No. Part Description on the rating plate on the water heater. 1 Cord Set 120 Volt for use w/1440W element Be sure to provide all pertinent facts when you call or visit. 2 Cord Set 240 Volt for use w/1500W element 3 Thermostat w/Hi-Limit* Selling prices will be furnish
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