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Series Ten
ELECTRIC
WATER HEATER
USER’S GUIDE
Model Numbers
HRX30DERT
HRX40DERS
HRX40DERT
HRX52DERS
HRX52DERT
HRX66DERT
HRX82DERT
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 greater than 250 V.
Caution:
WARNING
Read and Follow All
READ THE GENERAL SAFETY SECTION BEGINNING ON INSIDE
Safety Rules and
COVER AND THEN THIS ENTIRE MA
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Safety Instructions WARNING WARNING Improper installation, adjustment, alteration, service At the time of manufacture this water heater was pro- or maintenance can cause DEATH, SERIOUS BODILY vided with a combination temperature-pressures relief INJURY, OR PROPERTY DAMAGE. Refer to this manu- valve certified by a nationally recognized testing labora- al for assistance consult your local utility or call a tory that maintains periodic inspection of production of Maytag Service Specialist at 1-800-
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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 bot- tom 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 co
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Table of Contents Safety Instructions .................................................................................................................................... 2,3 Table of Contents.......................................................................................................................................... 4 Customer Information........................................................................................................................... 5 Product Specification
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Customer Information NEC - National Electrical Code, NFPA 70. This publica- Thank You for purchasing a Maytag water heater. tion is available from your local government or public Properly installed and maintained, it should give you years of library or electric company or by writing Underwriters trouble free service. It is strongly suggested that this new Laboratories Inc., 333 Pfingsten Road, Northbrook, IL water heater be professionally installed, call a Maytag Service 60062. Specialist at 1-8
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Product Specifications Model HRX30DERT HRX40DERS HRX40DERT HRX52DERS Tank Capacity In Gallons 30 40 40 50 *Element Upper 5500 5500 5500 5500 Wattage at 240 Volt Lower 5500 5500 5500 5500 Recovery Rate Upper 25 25 25 25 In Gals Per Hr. @ 90°F Rise Lower 25 25 25 25 1 Diameter 19″ 21 ⁄2″ 19″ 23″ Height 47″ 46″ 60″ 49″ Maximum Fuse or Circuit Breaker Size 30 30 30 30 **Minimum Wire Size (Gauge) 10 10 10 10 Model HRX52DERT HRX66DERT HRX82DERT Tank Capacity In Gallons 50 66 80 *Element Upper 5500
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Accessories and Tools Needed Accessories To simplify the installation Maytag has available the installa- tion parts shown below. You may or may not need all of these accessories depending on your type of installation. Call a Maytag Service Specialist at 1-800-365-0024 for an autho- rized installer. DRAIN PANS AVAILABLE IN 22″ DIAMETER (PART NUMBER 9001609) FOR WATER HEATERS HAVING EXPANSION TANKS FOR THERMAL EXPANSION A DIAMETER 20″ OR LESS, 24″ ″ DIAMETER (PART CONDITIONS AVAILABLE IN 2 GALLON
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Instructions for Installation Removing the Old Water Heater Turn “OFF” electrical supply to the water heater. a. If you have copper piping to the water heater, the two 1 5 copper water pipes can be cut with a hacksaw approxi- mately 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 neces- sary. Disconnect the temperature-pressure relief valve drain line. When the water heater is drained, discon- nec
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Instructions for Installation (cont’d) CAUTION Locating The New Water WATER HEATERS EVENTUALLY LEAK: Installation of Heater the water heater must be accomplished in such a manner that if the tank or any connections should You should carefully choose an indoor location for the new leak, the flow of water will not cause damage to the structure. For this reason, it is not advisable to install water heater, because the placement is a very important con- the water heater in an attic or upper floor. W
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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 can HOTTER WATER CAN SCALD: Water heaters are intended be accomplished by insulating the hot water lines from the to produce hot water. Water heated to a temperature which will satisfy clothes washing, dish washing, and water heater. other sanitizing needs can scald and permanently injure you upon contact. Some people are more
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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 The temperature-pressure relief valve must be manu- with a combination temperature-pressures relief valve cer- ally operated at least once a year. Caution should be tified by a nationally recognized testing laboratory that taken to ensure that (1) no one is in front of or maintains periodic inspection of production of listed equip- around the outlet o
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Instructions for Installation (cont’d) Filling the Water Heater To fill the water heater with water: CAUTION 1. Close the water heater drain valve by turning the handle to Never use this water heater unless it is completely full of water. To prevent damage to the tank and the right (clockwise). The drain valve is on the lower front heating element, the tank must be filled with of the water heater. water. Water must flow from the hot water faucet 2. Open the cold water supply valve to the water h
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Instructions for Installation (cont’d) Wiring C. Flexible metal conduit or 3 metallic tubing shall be permit- CAUTION ted for grounding if all the following conditions are met: Never use this water heater unless it is completely 1. The length in any ground return path does not exceed full of water. To prevent damage to the tank and 6 feet. heating element, the tank must be filled with water. Water must flow from the hot water faucet 2. The circuit conductors contained therein are protected befor
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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. 2. Is the fuse or circuit breaker size correct as shown in the chart in the “Product Specifications” section? HOT COLD CONDUIT 3. Are the wires from the circuit breaker or fuse service to the TEMPERAT
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Service and Maintenance Temperature Regulation LOWER THERMOSTAT WARNING WITH HIGH LIMIT 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 upon contact. Some people are more likely to be permanently injured by LOWER THERMOSTAT hot water than others. These include the elderly, WITHOUT HIGH LIMIT children, the infirm, or physicall
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Service and Maintenance (cont’d) Thermostat Adjustments replaced more often than an anode rod that appears to be The upper and lower thermostats have been factory set at intact. Replacement of a depleted anode rod can extend the HOT (approximately 120°F) to reduce the risk of scald injury. life of your water heater. Inspection should be conducted by a qualified service technician, and at a minimum should be The upper and lower thermostats are adjustable if a different checked annually after th
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Service and Maintenance (cont’d) Draining Thermostat Removal/Replacement The water heater should be drained if being shut down during freezing temperatures. Also periodic draining and cleaning of 1. Turn “OFF” the electrical power to the water heater at the sediment from the tank may be necessary. junction box. 1. Before beginning turn “OFF” the electric power supply to WARNING 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) 9. Put plastic terminal cover back in place. 3. Attach a hose to the water heater drain valve and put the other end in a floor drain or outdoors. Open the water 10. Replace the insulation block and pad to cover the thermostat. heater drain valve. Open a nearby hot water faucet which will relieve pressure in the water heater and speed draining. 11. Replace access panel, then turn the electric power “ON”. Element Cleaning/ Replacement NO
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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
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Service and Maintenance (cont’d) Element Cleaning/ Drain Valve Washer Replacement (cont’d) Replacement 17 13 1 NOTE: For replacement, use a ⁄ 32″ x ⁄ 64″ x ⁄ 8″ thick washer 16. Replace the terminal cover on the thermostat making available at your nearest hardware store. For ordering a sure that the locking tabs on the terminal cover are in replacement washer, refer to the “Repair Parts” section. place. 1. Before beginning turn “OFF” the electrical power supply to the water heater. Lift out tab
