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Series Six
ELECTRIC
WATER HEATER
USER’S GUIDE
Model Numbers
HR630SJRT HR630DJRT
HR630SJLS HR630DJLS
HR640SJRT HR640DJRT
HR640SJRS HR640DJRS
HR640SJLS HR640DJLS
HR652SJRT HR652DJRT
HR650SJRS HR650DJRS
HR650SJLS HR650DJLS
HR666SJRT HR666DJRT
HR682SJRT HR682DJRT
HR6120SJRT HR6120DJRT
FOR POTABLE WATER
HEATING ONLY
GAMA certification applies to all residential
electric water heaters with capacities of 20 to
NOT SUITABLE FOR
120 Gallons. Input rating of 12 Kw or less at a
SPACE HEATING
voltage no gre
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Safety Instructions WARNING WARNING Improper installation, adjustment, alteration, service or At the time of manufacture this water heater was provided with a maintenance can cause DEATH, SERIOUS BODILY combination temperature-pressures relief valve certified by a INJURY, OR PROPERTY DAMAGE. Refer to this manual nationally recognized testing laboratory that maintains periodic for assistance consult your local utility or call Maytag inspection of production of listed equipment or materials, as Cu
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Safety Instructions (cont’d) WARNING WATER HEATERS EQUIPPED FOR ONE VOLTAGE ONLY: This water heater is equipped for one type voltage only. Check the rating plate near the bottom access panel for the correct voltage. DO NOT use this water heater with any voltage other than the one shown on the model rating plate. Failure to use the correct voltage can cause problems which can result in DEATH, SERIOUS BODILY INJURY, OR PROPERTY DAMAGE. If you have any questions or doubts consult your electric comp
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Table of Contents Safety Instructions.....................................................................................................................2,3 Table of Contents...........................................................................................................................4 Customer Information..............................................................................................................5 Product Specifications..............................................
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Customer In formation the absence of Local Codes, with the current edition Thank You for purchasing a Maytag water heater. of the NEC - National Electrical Code NFPA 70. This Properly installed and maintained, it should give you years publication is available from your local government or of trouble free service. It is strongly suggested that this new public library or electric company or by writing water heater be professionally installed, call Maytag Underwriters Laboratories Inc., 333 Pfingst
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Product Specifications Model HR640DJRT HR640SJRS HR640DJRS HR640SJLS HR640DJLS Tank Capacity In Gal. 40 40 40 40 40 *Element Upper 4500 — 4500 — 4500 Wattage at 240 Volt Lower 4500 4500 4500 4500 4500 Recovery Rate Upper 20 — 20 — 20 In Gals. Per Hr. @ 90°F Rise Lower 20 20 20 20 20 Diameter 18” 20 1/2” 20 1/2” 25” 25” Height 59 1/2” 44” 44” 32 1/4” 32 1/4” Maximum Fuse or Circuit Breaker Size 30 30 30 30 30 Minimum Wire Size (Gauge) 10 10 10 10 10 Model HR652SJRT HR652DJRT HR650SJRS HR650DJRS
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Product Specifications Model HR6120SJRT HR6120DJRT Tank Capacity In Gal. 119 119 *Element Upper — 4500 Wattage at 240 Volt Lower 4500 4500 Recovery Rate Upper—20 In Gals. Per Hr. @ 90°F Rise Lower 20 20 Diameter 28” 28” Height 64 1/4” 64 1/4” Maximum Fuse or Circuit Breaker Size 30 30 Minimum Wire Size (Gauge) 10 10 *Standard element wattages are shown. Other element wattages (up to the maximum shown) are available when specified. *Wiring size based on standard 60°C copper wire. If distance fro
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Accessories and Tools Needed Accessories To simplify the installation Maytag has available the installation parts shown below. You may or may not need all of these accessories depending on your type of installation. Call Maytag Customer Service at 1-800-788-8899 for an authorized installer. DRAIN PANS AVAILABLE IN 22” DIAMETER (PART NUMBER 66001011) FOR WATER EXPANSION TANKS FOR THERMAL HEATERS HAVING A DIAMETER 20” OR EXPANSION CONDITIONS AVAILABLE LESS, 24” DIAMETER (PART NUMBER IN 2 GALLON (P
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Installation Instructions Removing the Old Water Heater Turn “OFF” electrical supply to the water heater. a. If you have copper piping to the water heater, the 1 5 two copper water pipes can be cut with a hacksaw approximately four inches away from where they connect to the water heater. This will avoid cutting off the pipes too short. Additional cuts can be made later if necessary. Disconnect the temperature-pressure relief valve drain line. When the water heater is drained, disconnect the hose
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Instructions for Installation (cont’d) Locating The New Water Heater You should carefully choose an indoor location for the CAUTION new water heater, because the placement is a very WATER HEATERS EVENTUALLY LEAK: Installation of the important consideration for the safety of the occupants in water heater must be accomplished in such a manner that the building and for the most economical use of the if the tank or any connections should leak, the flow of appliance. This water heater is not intended
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Instructions for Installation (cont’d) Water Piping NOTE: Your water heater is super insulated to minimize * WARNING heat loss from the tank. Further reduction in heat loss HOTTER WATER CAN SCALD: Water heaters are intended to can be accomplished by insulating the hot water lines produce hot water. Water heated to a temperature which will from the water heater. satisfy clothes washing, dish washing, and other sanitizing needs can scald and permanently injure you upon contact. COLD INLET SHUT-OFF
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Instructions for Installation (cont’d) Temperature-Pressure Relief Valve WARNING WARNING At the time of manufacture this water heater was provided with a The temperature-pressure relief valve must be manually combination temperature-pressures relief valve certified by a operated at least once a year. Caution should be taken to nationally recognized testing laboratory that maintains periodic ensure that (1) no one is in front of or around the outlet of the inspection of production of listed equip
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Instructions for Installation (cont’d) Filling the Water Heater STANDARD WIRING FOR SINGLE ELEMENT 240 VOLT To fill the water heater with water: TO ELECTRIC POWER SUPPLY 1. Close the water heater drain valve by turning the handle to the right (clockwise). The drain valve is on JUNCTION BOX the lower front of the water heater. BLACK 2. Open the cold water supply valve to the water heater. NOTE: The cold water supply valve must be left RED open when the water heater is in use. 3. To insure complet
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Instructions for Installation (cont’d) Wiring C. Flexible metal conduit or 3 metallic tubing shall be CAUTION permitted for grounding if all the following conditions Never use this water heater unless it is completely full of are met: water. To prevent damage to the tank and heating 1. The length in any ground return path does not element, the tank must be filled with water. Water must exceed 6 feet. flow from the hot water faucet before turning on power. 2. The circuit conductors contained ther
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Instructions for Installation (cont’d) Installation Checklist COLD HOT 1. Whether or not the element conversion is made, the model rating plate must be marked. Using a hard point ink pen, check the appropriate block within the model rating plate, which is located adjacent to the lower access panel. COLD HOT 2. Is the fuse or circuit breaker size correct as shown in CONDUIT the chart in the “Product Specifications” section? TEMPERATURE- PRESSURE 3. Are the wires from the circuit breaker or fuse s
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Service and Maintenance Temperature Regulation LOWER THERMOSTAT WITH HIGH LIMIT WARNING HOTTER WATER CAN SCALD: Water heaters are intended to produce hot water. Water heated to a temperature which will satisfy clothes washing, dish washing, and other sanitizing needs can scald and permanently injure you LOWER THERMOSTAT WITHOUT HIGH LIMIT upon contact. Some people are more likely to be permanently injured by hot water than others. These include the elderly, children, the infirm, or physicall
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Service and Maintenance (cont’d) Thermostat Adjustments rod indicates high water conductivity and should be checked and/or replaced more often than an anode rod The upper and/or lower thermostat(s) have been factory that appears to be intact. Replacement of a depleted set at HOT (approximately 120°F) to reduce the risk of anode rod can extend the life of your water heater. scald injury. Inspection should be conducted by a qualified service technician, and at a minimum should be checked The uppe
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Service and Maintenance (cont’d) Thermostat Draining Removal/Replacement The water heater should be drained if being shut down during freezing temperatures. Also periodic draining and 1. Turn “OFF” the electrical power to the water heater at cleaning of sediment from the tank may be necessary. the junction box. 1. Before beginning turn “OFF” the electric power WARNING supply to the water heater. HAZARD OF ELECTRICAL SHOCK! Before removing any access panels or servicing the water heater, make sur
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Service and Maintenance (cont’d) Thermostat Removal (cont’d) 3. Attach a hose to the water heater drain valve and put 9. Put plastic terminal cover back in place. the other end in a floor drain or outdoors. Open the water heater drain valve. Open a nearby hot water 10.Replace the insulation block and pad to cover the faucet which will relieve pressure in the water heater thermostat. and speed draining. 11. Replace access panel, then turn the electric power “ON”. Element Cleaning/ Replacement NOT
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Service and Maintenance (cont’d) 6. Lift out the tab as shown to unclip the terminal cover from the thermostat. The terminal cover can now be removed from the thermostat. Lift out tab to unclip terminal cover from thermostat. 11. Close the water heater drain valve by turning the handle to the right (clockwise). The drain valve is on the lower front of the water heater. 12. Open the cold water supply valve to the water heater. NOTE: The cold water supply valve must be left open when the water hea
