Maytag HRX30DERT User Manual Download Page 1

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FOR POTABLE WATER
HEATING ONLY

NOT SUITABLE FOR
SPACE HEATING

Caution:
Read and Follow All
Safety Rules and
Operating Instructions
Before First Use of
This Product.

Save this Manual for Future Reference.

WARNING

READ THE GENERAL SAFETY SECTION BEGINNING ON INSIDE
COVER AND THEN THIS ENTIRE MANUAL BEFORE INSTALLING OR
OPERATING THIS WATER HEATER.

Model Numbers

HRX30DERT
HRX40DERS
HRX40DERT
HRX52DERS
HRX52DERT
HRX66DERT
HRX82DERT

ELECTRIC

WATER HEATER

USER’S GUIDE

GAMA certification applies to all residential
electric water heaters with capacities of 20 to
120 Gallons. Input rating of 12 Kw or less at a
voltage no greater than 250 V.

Series Ten

Printed in the U.S.A. 0104

Part No. 184742-000

66001712

Summary of Contents for HRX30DERT

Page 1: ...NG ON INSIDE COVER AND THEN THIS ENTIRE MANUAL BEFORE INSTALLING OR OPERATING THIS WATER HEATER Model Numbers HRX30DERT HRX40DERS HRX40DERT HRX52DERS HRX52DERT HRX66DERT HRX82DERT ELECTRIC WATER HEATER USER S GUIDE GAMA certification applies to all residential electric water heaters with capacities of 20 to 120 Gallons Input rating of 12 Kw or less at a voltage no greater than 250 V Series Ten Pri...

Page 2: ...es should circumstances demand If the dis charge pipe is not connected to a drain or other suitable means the water flow may cause property damage The Discharge Pipe Must not be smaller in size than the outlet pipe size of the valve or have any reducing couplings or other restrictions Must not be plugged or blocked Must be of material listed for hot water distribution Must be installed so as to al...

Page 3: ...orrect 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 company Safety Instructions cont d 3 WARNING HYDROGEN GAS Hydrogen gas can be produced in a hot water system that has not been used for a long period of time generally two weeks or more Hydrogen gas is extremely flammable and explo sive To p...

Page 4: ...nce 15 20 Temperature Regulation 15 Thermostats 15 Temperature Settings 15 Thermostat Adjustments 16 Anode Rod Inspection 16 Temperature Pressure Relief Valve Operation 16 Draining 17 Thermostat Removal Replacement 17 18 Element Cleaning and Replacement 18 20 Drain Valve Washer Replacement 20 Anode Rod Inspection 20 Service 20 Troubleshooting 21 23 Start Up Conditions 21 Thermal Expansion 21 Stran...

Page 5: ...R OPERATE THE WATER HEATER The installation must conform with the instructions in this manual electric company rules and Local Codes or in the absence of Local Codes with the current edition of the NEC National Electrical Code NFPA 70 This publica tion is available from your local government or public library or electric company or by writing Underwriters Laboratories Inc 333 Pfingsten Road Northb...

Page 6: ...00 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 Diameter 19 211 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 5500 5500 Wattage at 240 Volt Lower 5500 5500 550...

Page 7: ...APE Use only on water connec tions GARDEN HOSE 6 FOOT TAPE PIPE DOPE SQUEEZE TUBE DRILL PIPE WRENCH ROLL OF LEAD FREE SOFT SOLDER ROLL OF EMERY CLOTH SOLDER FLUX TUBING CUTTER PROPANE TORCH ADDITIONAL TOOLS NEEDED WHEN SWEAT SOLDERING Tubing Cutters or Hacksaw Propane Torch Soft Solder Solder Flux Emery Cloth Wire Brushes Pipe Wrenches 2 14 Screwdriver 6 Foot Tape or Folding Rule Garden Hose Drill...

Page 8: ...y disconnect ed and ready to be removed b If you have galvanized pipe to the water heater loosen the two galvanized pipes with a pipe wrench at the union in each line Also disconnect the piping remain ing to the water heater These pieces should be saved since they may be needed when reconnecting the new water heater Disconnect the temperature pressure relief valve discharge pipe When the water hea...

Page 9: ...ION INSTALLATION IN RESIDENTIAL GARAGES The water heater must be located and or protected so it is not subject to physical damage by a moving vehicle 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 upon contact Some people are ...

Page 10: ...the hot water outlet of the water heater 2 Look at the top cover of the water heater The cold water inlet is marked cold Connect the cold water pipe to the cold water inlet of the water heater NOTE Your water heater is super insulated to minimize heat loss from the tank Further reduction in heat loss can be accomplished by insulating the hot water lines from the water heater WARNING HOTTER WATER C...

Page 11: ... e L O2 N h V e 2 3L e 0 V W hf e 0MfV h W2 7 hf he hf g h h he J he h h V4 he 75 I 5 he Y H 3 N L 1 L 1 f f L he f 31 he V h J5 h 7H L g 31 gJ N Lg75 e31g Y eV X 31hf N hf hf L 3L he 31 X N1 he N L 31 he X g f W2 f31 N he g X f 0YfV e g T Y eJ g 3 H Le7 V X fW26X e 1e N f7 1 eW f g J e3 e Y f e7 f g eN e f hf 3 N hf W2 6X W X 7 1 L X X O2 1 W2 MfI L O H f N X O2 6K W2 h 1 W2 6X W h L 7 Xhf W h 3 ...

Page 12: ...ping CAUTION Never use this water heater unless it is completely full of water To prevent damage to the tank and heating element the tank must be filled with water Water must flow from the hot water faucet before turning ON power 4 Check all new water piping for leaks Repair as needed WIRING FOR 3 WIRE LEAD WATER HEATERS NON SIMULTANEOUS OPERATION 240 VOLT DOUBLE ELEMENT Note Some Lower Hi Temp Li...

Page 13: ...water heater to power a supply that has a Time Clock or Off Peak Meter To make these connec tions refer to block 1 or 2 in this wiring diagram for the type of system you have NOTE If you have purchased a three wire connection water heater but you are not on a Time Clock or Off Peak meter and have a standard two wire connection power supply simply follow the connection diagram in block 3 of the Thr...

Page 14: ...as shown in the chart in the Product Specifications section 4 Is the new temperature pressure relief valve properly installed and piped to an adequate drain See Temperature Pressure Relief Valve in the Instructions for Installation section 5 Is the water heater completely filled with water See Filling the Water Heater instructions in the Instructions for Installation section 6 Will a water leak da...

Page 15: ...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 hot water than others These include the elderly children the infirm or physically mentally handi capped If anyone using hot ...

Page 16: ...ired Read all warnings in the Temperature Regulation section before proceeding NOTE It is not necessary to adjust the upper thermostat However if it is adjusted above the factory set point of 120 F HOT it is recommended that it not be set higher than the lower thermostat setting To adjust the temperature setting for both upper and lower thermostats proceed as follows 1 Turn OFF the electric power ...

Page 17: ...se this water heater unless it is completely full water To prevent damage to the tank and heat ing element the tank must be filled with water Water must flow from the hot water faucet before turning ON power Thermostat Removal Replacement 1 Turn OFF the electrical power to the water heater at the junction box Lift out tab to unclip terminal cover from thermostat 2 Remove the access panel and the i...

Page 18: ... water shutoff valve or water meter WARNING HAZARD OF ELECTRICAL SHOCK Before removing any access panels or servicing the water heater make sure the electrical supply to the water heater is turned OFF Failure to do this could result in DEATH SERIOUS BODILY INJURY OR PROPERTY DAMAGE NOTE These instructions are written for element cleaning and element replacement for the lower element If it is nec e...

Page 19: ...n 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 heater is in use 13 To insure complete filling of the tank allow air to exit by opening the nearest hot water faucet Allow water to run until a constant flow is obtained This will let air out of the water heater and the piping 7 Disconnect ...

Page 20: ...Operational Conditions found in the Troubleshooting section of this manual If a condition persists or you are uncertain about the opera tion of the water heater let a qualified person check it out Call a Maytag Service Specialist at 1 800 365 0024 HANDLE AND CAP ASSEMBLY WASHER Service and Maintenance cont d WARNING HAZARD OF ELECTRICAL SHOCK Before removing any access panels or servicing the wate...

Page 21: ...on then the water heater will have a hi limit on both the upper and lower thermostats Follow the instructions to reset the hi limit behind the upper and lower access panels Troubleshooting WARNING HYDROGEN GAS Hydrogen gas can be produced in a hot water system that has not been used for a long period of time generally two weeks or more Hydrogen gas is extremely flammable and explo sive To prevent ...

Page 22: ...ase contact the electric company 6 Are the thermostats set to the desired temperature See Temperature Regulation section 7 If you had experienced very hot water and now no hot water the problem may be due to the high temperature shut off system See High Temperature Shut Off System in the Troubleshooting section 8 During very cold weather the incoming water will also be colder and it will require a...

Page 23: ...e water heater is turned OFF Failure to do this could result in DEATH SERIOUS BODI LY INJURY OR PROPERTY DAMAGE C G F E A D B A H E Condensation may be seen on pipes in humid weather or pipe connections may be leaking The primary anode rod may be leaking Small amounts of water from temperature pressure relief valve may be due to thermal expansion or high water pressure in your area The temperature...

Page 24: ...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 and upper elements Give voltage and element wattage when ordering replacement parts 20 19 MAYTAG ELECTRIC WATER HEATERS MODEL NUMBERS HRX40DERS 40 GALLON HRX52DERS 50 GALLON Repair Parts List 4 21 22 2 1 ...

Page 25: ...03 9002303 15 Lower Access Panel 9003900 9003900 16 Upper Access Panel 9003900 9003900 17 Terminal Cover Upper 9002438 9002438 18 Upper Thermostat w Hi Limit 9001954 9001954 19 Upper Element SEE NOTE ON PAGE 24 20 Element Gasket 10 pack 9000308 9000308 21 Pipe Insulation 9003717 9003717 22 T P Insulation 9003716 9003716 Manual 184742 000 Also available at most hardware stores Refer to Wiring Diagr...

Page 26: ... 12 14 18 5 10 20 19 4 21 22 2 1 NOTE LOWER ELEMENT and UPPER ELEMENT These water heaters have 5500 watt lower and upper elements as standard Order part 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 and upper elements Give voltage and element wattage when ordering replacement parts...

Page 27: ...00509 9000509 9000509 9000509 Three Wire Lead Models 14 Terminal Cover Lower Three Wire 9002303 9002303 9002303 9002303 9002303 15 Lower Access Panel 9003900 9003900 9003900 9003900 9003900 16 Upper Access Panel 9003900 9003900 9003900 9003900 9003900 17 Terminal Cover Upper 9002438 9002438 9002438 9002438 9002438 18 Upper Thermostat w Hi Limit 9001954 9001954 9001954 9001954 9001954 19 Upper Elem...

Page 28: ...064 9002769 66001105 9003096 66001373 9003097 66001412 9003103 66001414 9003104 66001375 9003487 66001725 STATE MAYTAG PART NUMBER CONVERSION KEY STATE MAYTAG 9003501 66001544 9003716 66001709 9003717 66001708 9003719 66001705 9003729 66001733 9003900 66001703 9003909 66001707 9003915 66001704 9003917 66001700 9003919 66001702 9003921 66001744 9003922 66001723 9003929 66001701 9003931 66001706 900...

Page 29: ...29 Notes ...

Page 30: ...30 Notes ...

Page 31: ...31 Notes ...

Page 32: ...e Tank a new water heater of the closest capacity and quality then available will be replaced free of charge for the water heater with the owner paying all other costs including labor mileage and transportation If the water heater is subjected to commercial institutional industrial or non residential use the above warranty cov erage for tanks that are proven to be defective in material or workmans...

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