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Maytag HRX40DERS - page 1
FOR POT ABLE W A TER HEA TING ONL Y NOT SUIT ABLE FOR SP ACE HEA TING Caution: Read and Follow All Safety Rules and Operating Instructions Before First Use of This Product. Save this Manual for Future Reference. W ARNING READ THE GENERAL SAFETY SECTION BEGINNING ON INSIDE COVER AND THEN THIS ENTIRE MANUAL BEFORE INST ALLING OR OPERA TING THIS W A T ...
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Maytag HRX40DERS - page 2
2 W ARNING At the time of manufacture this water heater was pr o- vided with a combination temperature-pr essures r elief valve certified by a nationally recognized testing labora- tory that maintains periodic inspection of production of listed equipment or materials, as meeting the requir e- ments for Relief V alves and Automatic Gas Shutoff Devic ...
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Maytag HRX40DERS - page 3
CAUTION WA TER HEA TERS EVENTUALL Y LEAK: Installation of the water heater must be accomplished in such a manner that if the tank or any connections should leak, the flow of water will not cause damage to the structure. For this r eason, it is not advisable to install the water heater in an attic or upper floor . When such locations cannot be avoid ...
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Maytag HRX40DERS - page 4
4 Sa fe ty Instructions .................................................................................................................................... 2,3 T able of Contents .......................................................................................................................................... 4 Customer Information ........ ...
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Maytag HRX40DERS - page 5
5 Customer Information T hank Y ou for purchasing a Maytag water heater . Pr oper ly installed and maintained, it should give you years of trouble free service. It is strongl y suggested that this new water heater be professionally installed, c all a Maytag S er vice S pecialist at 1-800-365-0024 for recommended installers. A bbreviations F ound In ...
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Maytag HRX40DERS - page 6
*S tandard element wattages are shown. Other element wattages (up to the maximum sho wn) are available when specified. ** W iring size based on standard 60°C copper wire. If distance from fuse box to water heater is mor e than 90 f eet, refer to your local electrical code. 6 Pr oduct Specifications Model HRX30DER T HRX40DERS HRX40DERT HRX52DERS T ...
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Maytag HRX40DERS - page 7
7 EXP ANSION T ANKS FOR THERMAL EXP ANSION CONDITIONS A V AILABLE IN 2 GALLON (P ART NUMBER ETC2X) AND 5 GALLON (P ART NUM- BER ETC5X) CAP ACITY Accessories and T ools Needed Accessories To simplify the installation May tag has available the installa- tion parts shown below . Y ou may or may not need all of these accessories depending on your ty pe ...
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Maytag HRX40DERS - page 8
8 Instructions for Installation Attach a hose to the water heater drain valve and put the other end in a floor drain or outdoors. Open the water heater drain valve. Open a near by hot water faucet which will relieve pressure in the water heater and speed draining. Check again to make sure the electrical suppl y is turned “OFF ” to the water hea ...
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Maytag HRX40DERS - page 9
9 Locating The New W ater Heater Y ou should carefully c hoose an indoor location for the new water heater , bec ause the placement is a ver y impor tant con- sideration for the safet y of the occupants in the building and for the most economical use of the appliance. This water heater is not intended for outdoor installation. W hether replacing an ...
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Maytag HRX40DERS - page 10
10 TEMPERA TURE- PRESSURE RELIEF VA LV E COLD INLET WA TER LINE HOT OUTLET TO HOUSE THREADED TO SWEA T COUPLING 3/4 ″ THREADED NIPPLE 3/4 ″ THREADED NIPPLE FLOOR DRAIN DISCHARGE PIPE (Do not cap or plug) THREADED TO SWEA T COUPLING 6 ″ AIR GAP HOT COLD SHUT -OFF VA LV E W ater Piping Instructions for Installation (cont’d) *See illustr ation ...
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Maytag HRX40DERS - page 11
COLD HOT 11 TEMPERA TURE- PRESSURE RELIEF V AL VE FLOOR DRAIN 6 ″ AIR GAP DISCHARGE PIPE (Do not cap or plug) CONDUIT HOT COLD WARNING “RELIEF V AL VE OPENING” This water heater is provided with a combination Temperature-Pressure Relief Valve listed as complying with the standard for Relief Valves and Automatic Gas Shutoff Devices for Hot Wat ...
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Maytag HRX40DERS - page 12
12 Instructions for Installation (cont’d) Filling the W ater Heater To fill the water heater with water: 1. Close the water heater drain valve by turning the hand le to the right (c lockwise). The drain val ve is on the lower front of the water heater . 2. Open the cold water supply valve to the water heater . NOTE: T he cold water supply val ve ...
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Maytag HRX40DERS - page 13
Wiring 13 Instructions for Installation (cont’d) 1. Pr ovide 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 dis- connect switch. 2. Install and connect a circuit directly from the main fuse or circuit breaker bo x. This circuit mus ...
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Maytag HRX40DERS - page 14
MODEL RA TING PLA TE FLOOR DRAIN DISCHARGE PIPE (Do not cap or plug) 6 ″ AIR GAP HOT 14 COLD TEMPERA TURE- PRESSURE RELIEF V AL VE CONDUIT HOT COLD Installation Checklist 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 r ating plate, ...
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Maytag HRX40DERS - page 15
UPPER THERMOST A T ADJUST ABLE BEHIND UPPER ACCESS P ANEL 15 Service and Maintenance The thermostats of this water heater have been factor y set at a position which approximates 120°F (HOT) to reduce the risk of scald injur y . The upper and lower thermostats are factory set at a position which approximates 120°F ( HOT) and are adjustable if a di ...
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Maytag HRX40DERS - page 16
16 Service and Maintenance (cont’d) T emperatur e-Pr essure Relief V alve Operation The temperature-pressure r elief val ve must be manually oper- ated at least once a year . TEMPERA TURE-PRESSURE RELIEF V AL VE DISCHARGE PIPE F ailure to install and maintain a ne w properl y listed tempera- ture-pressur e relief val ve will release the manufactu ...
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Maytag HRX40DERS - page 17
17 Service and Maintenance (cont’d) Draining The water heater should be drained if being shut down during freezing temperatures. Also periodic draining and cleaning of sediment from the tank may be necessar y . 1. Before beginning turn “OFF ” the electr ic power supply to the water heater . 2. CLOSE the cold water inlet valve to the water hea ...
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Maytag HRX40DERS - page 18
18 Service and Maintenance (cont’d) 5. Remove the block of insulation to expose the terminal cover . 3. Attach a hose to the water heater drain valve and put the other end in a floor drain or outdoors. Open the water heater drain valve. Open a near by hot water faucet which will relieve pressure in the water heater and speed draining. 4. Remove t ...
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Maytag HRX40DERS - page 19
19 Service and Maintenance (cont’d) CAUTION Never use this water heater unless it is completely full of water . T o prevent damage to the tank and heating element, the tank must be filled with water . W ater must flow from the hot water faucet befor e turning “ON” power . 14. Check element for water leaks. If leakage occurs, tighten element o ...
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Maytag HRX40DERS - page 20
20 Drain V alve W asher Replacement NOTE: F or replacement, use a 17 ⁄ 32 ″ x 13 ⁄ 64 ″ x 1 ⁄ 8 ″ thick washer available at your nearest hardware store. F or order ing a replacement washer , refer to the “ Repair P arts” section. 1. Before beginning turn “OFF ” the electr ical power supply to the water heater . 2. Fo ll ow “Dr ...
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Maytag HRX40DERS - page 21
21 Start Up Conditions THERMAL EXP ANSION W ater supply systems may , bec ause of such events as high line pressure , frequent cut-off s, the effects of water hammer among others, have installed devices such as pressure reducing valves, check val ves, back flow preventers, etc...to control these types of problems. W hen these devices are not equipp ...
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Maytag HRX40DERS - page 22
22 5. Replace the insulation block and pad so that it completely covers the thermostat and element. 6. Replace the access panel. 7. T urn “ON” electr ic power to the water heater . RESET BUTTON Tr oubleshooting (cont’d) CAUTION If the high limit must be reset again, call a Maytag Service Specialist at 1-800-365-0024 for an autho- rized servic ...
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Maytag HRX40DERS - page 23
Tr oubleshooting (cont’d) *NOTE: T o chec k where threaded portion enters tank, inser t cotton swab between jacket opening and fitting. If cotton is wet, follow “Draining ” instr uctions in the “S er vice and Maintenance ” sec- tion and then remove fitting. Put pipe dope or teflon tape on the threads and replace. T hen follow “F illing ...
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Maytag HRX40DERS - page 24
24 3 7 6 8 9 11 10 13 17 16 15 12 14 18 5 10 NOTE: LO WER EL EME N T and UPPER EL EME NT : T hese water heaters have 5500 watt lower and upper elements as standard. Order par t no . 9000396 replacement element. However , your specific model may be equipped with non- standard elements. Refer to model rating plate for wattage of non-standard lower an ...
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Maytag HRX40DERS - page 25
25 MA YT AG ELECTRIC WA TER HEA TERS MODEL NUMBERS HRX40DERS 40 GALLON HRX52DERS 50 GALLON Repair Parts List (cont’d) MODEL NUMBERS KEY P ART HRX40DERS HRX52DERS NO. DESCRIPTION P ART NUMBERS 1 Primary Anode 9003487 9003922 2N ipple w/Heat T raps 9003719 9003921 3 Dip T ube 9003979 9003501 4 Secondary Anode 9003997 9003998 and Nipple w/Heat T rap ...
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Maytag HRX40DERS - page 26
MA YT AG ELECTRIC WA TER HEA TERS MODEL NUMBERS HRX30DERT 30 GALLON HRX40DERT 40 GALLON HRX52DERT 50 GALLON HRX66DERT 66 GALLON HRX82DERT 80 GALLON 26 Repair Parts List (cont’d) 3 7 6 8 9 11 10 13 17 16 15 12 14 18 5 10 20 19 4 21 22 2 1 NOTE: LO WER EL EME N T and UPPER EL EME NT : T hese water heaters have 5500 watt lower and upper elements as ...
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Maytag HRX40DERS - page 27
27 MA YT AG ELECTRIC WA TER HEA TERS MODEL NUMBERS HRX30DERT 30 GALLON HRX40DERT 40 GALLON HRX52DERT 50 GALLON HRX66DERT 66 GALLON HRX82DERT 80 GALLON Repair Parts List (cont’d) MODEL NUMBERS KEY P ART HRX30DERT HRX40DERT HRX52DER T HRX62DER T HRX82DERT NO. DESCRIPTION P ART NUMBERS 1 Primary Anode 9001834 9001829 9001672 9003729 9003932 2N ipple ...
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Maytag HRX40DERS - page 28
Repair Parts List (cont’d) ST A TE / MA YT AG PA RT NUMBER CONVERSION KEY ST A TE MA YT AG 9000308 66001053 9000309 66001054 9000396 66001087 9000399 66001112 9000507 66001201 9000509 66001202 9000947 66001217 9001453 66001068 9001583 66001415 9001584 66001021 9001588 66001246 9001608 66001012 9001609 66001011 9001672 66001111 9001829 66001251 90 ...
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Maytag HRX40DERS - page 29
29 Notes ...
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Maytag HRX40DERS - page 30
30 Notes ...
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Maytag HRX40DERS - page 31
31 Notes ...
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Maytag HRX40DERS - page 32
Wa rranty FU LL ONE YEAR W ARRANT Y F or One Y ear from the date of Original Retail Purchase, any part whic h fails in normal home use will be repaired or r eplaced free of charge. If a leak occurs in the T ank, a new water heater of the c losest capacit y and quality then available, will be replaced free of charge. The warranty of the replacement ...
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