Maytag HRE2930T Page 7 User Manual Download

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EXPANSION TANKS FOR THERMAL EXPANSION
CONDITIONS AVAILABLE IN 2 GALLON (PART
NUMBER 66001013) AND 5 GALLON (PART
NUMBER 66001014) CAPACITY

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

Maytag Customer Service at 1-800-788-8899 for an autho-

rized installer.

Tools

You may or may not need all of these tools, depending on your

type of installation. These tools can be purchased at your local

Maytag store.

ROLL OF TEFLON TAPE

(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
• Pipe dope or Teflon Tape

SLOT-HEAD SCREW DRIVER

PHILLIPS SCREWDRIVER

3/4

″

WIRE BRUSH

1/2

″

WIRE BRUSH

HACKSAW

DRAIN PANS AVAILABLE IN 22

″

DIAMETER (PART

NUMBER 66001011) FOR WATER HEATERS HAVING
A DIAMETER 20

″

OR LESS, 24” DIAMETER (PART

NUMBER 66001105) FOR WATER HEATERS HAVING
A DIAMETER 22” OR LESS AND AVAILABLE IN 28

″

DIAMETER (PART NUMBER 66001012) FOR WATER
HEATERS HAVING A DIAMETER 26.25

″

OR LESS

Summary of Contents for HRE2930T

Page 1: ...HIS ENTIRE MANUAL BEFORE INSTALLING OR OPERATING THIS WATER HEATER Model Numbers HRE2930T HRE3930T HRE2940L HRE3940L HRE2940S HRE3940S HRE2940T HRE3940T HRE2950S HRE3950S HRE2950T HRE3950T HRE2966T HRE3966T 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 greate...

Page 2: ...ties 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 ...

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: ...nstallation Checklist 18 Service and Maintenance 19 24 Temperature Regulation 19 Thermostats 19 Thermostat Settings 19 Thermostat Adjustment 20 Anode Rod Inspection 20 Temperature Pressure Relief Valve Operation 20 Draining 21 Thermostat Removal Replacement 21 22 Element Cleaning and Replacement 22 24 Drain Valve Washer Replacement 24 Service 24 Troubleshooting 25 27 Start Up Conditions 25 Thermal...

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: ...In Gals Per Hr 90 F Rise Lower 17 3 25 17 3 25 17 3 25 17 3 25 Diameter 18 25 201 2 18 Height 461 2 321 4 44 591 2 Maximum Fuse or Circuit Breaker Size 20 30 20 30 20 30 20 30 Minimum Wire Size Gauge 12 10 12 10 12 10 12 10 Model HRE2950S HRE2950T HRE2966T HRE3950S HRE3950T HRE3966T Tank Capacity In Gallons 50 50 66 Element Upper 3800 3800 3800 Wattage at 240 Volt Lower 3800 5500 3800 5500 3800 55...

Page 7: ...PE 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: ... The water heater must be located and or protected so it is not subject to physical damage by a moving vehicle 9 Instructions for Installation cont d 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: ...er can be converted from operation at 3800 watts to 5500 watts on a 240 volt system Read and follow water heater warnings and instructions If after reading these instructions in this manual if you do not understand any portion call Maytag Customer Service at 1 800 788 8899 for an authorized servicer WARNING Before making the conversion to 5500 watts check the 1 power supply must be 240 volts 2 wir...

Page 11: ...out let 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 accom plished by insulating the hot water lines from the water heater WARNING HOTTER WATER CAN SCALD Wat...

Page 12: ... 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 13: ...ating element the tank must be filled with water Water must flow from the hot water faucet before turning ON power WARNING Before making the conversion to 5500 watts check the 1 power supply must be 240 volts 2 wiring 10 gauge AWG Type TW 60 C or equiva lent and 3 Circuit breakers or fusing capable of 30 amp loading Also the installation must con form with this Manual local codes and electric util...

Page 14: ...th the 5500 W visible Install the extra screw provided into terminal 3 5500 W 4 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 Converting the Lower Element cont d 1 Before beginning the conversion turn OFF electric power supply to the water heater WARNING HAZA...

Page 15: ... Failure to tighten terminal screws can cause a fire which can result in DEATH SERIOUS BODILY INJURY OR PROPERTY DAMAGE WARNING Make sure the thermostat is flush against the tank the terminal cover is in place and the insulation is replaced Failure to do so can result in DEATH SERI OUS BODILY INJURY OR PROPERTY DAMAGE CAUTION Never use this water heater unless it is completely full of water To pre...

Page 16: ...rminals on left Instructions for Installation cont d RED BLACK BLACK BLUE BLUE YELLOW YELLOW LOWER HEATING ELEMENT UPPER HEATING ELEMENT LOWER HEATING ELEMENT BLACK RED RED BLACK BLUE YELLOW TO ELECTRIC POWER SUPPLY UPPER ELEMENT UPPER E C O THERMOSTAT Wiring Diagrams STANDARD WIRING FOR 2 WIRE LEAD WATER HEATERS NON SIMULTANEOUS OPERATION 240 VOLT DOUBLE ELEMENT BLACK ...

Page 17: ...ter 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 Three Wire C...

Page 18: ...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 19: ...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 20: ...d 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 to ...

Page 21: ...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 2 Remove the access panel and the insulation block and pad 3 Lift out the tab as shown be...

Page 22: ...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 2 Turn off the water supply to the water heater at the water shutoff valve or water meter 3 Attach a hose to the water heater drain valve and put the other end in a floor drain or outdoors Open the water ...

Page 23: ...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 24: ...read the Start Up Conditions and 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 Maytag Customer Service at 1 800 788 8899 HANDLE AND CAP ASSEMBLY WASHER WARNING HAZARD OF ELECTRICAL SHOCK Before removing any access panels or servicing the water ...

Page 25: ...n 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 t...

Page 26: ...e 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 l...

Page 27: ...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 p...

Page 28: ...with 3800 watt elements LOWER ELEMENT These water heaters are equipped with factory installed convertible elements which can be operated at 3800 watts or 5500 watts Convertible elements are not offered as replacement parts If a replacement 3800 watt 240 volt element is needed order part no 66001106 replacement element If at the time of installation the water heater was converted to operate at 5500...

Page 29: ...er 66001064 66001064 66001064 66001064 66001064 66001064 17 Upper Thermostat w Hi Limit 66001009 66001009 66001009 66001009 66001009 66001009 18 Upper Element SEE NOTE ON PAGE 28 19 Element Gasket 66001053 66001053 66001053 66001053 66001053 66001053 20 Primary Anode 66001252 66001252 66001725 66001725 66001111 66001111 21 Secondary Anode Nipple w Heat Traps 66001716 66001716 66001720 66001720 660...

Page 30: ...watts Convertible elements are not offered as replacement parts If a replacement 3800 watt 240 volt element is needed order part no 66001106 replacement element If at the time of installation the water heater was converted to operate at 5500 watts order part number 66001107 replacement ele ment See model rating plate If Converted box 19 18 MAYTAG ELECTRIC WATER HEATERS MODEL NUMBERS HRE2940L 40 GA...

Page 31: ... 66001703 66001703 16 Terminal Cover Upper 66001064 66001064 17 Upper Thermostat w Hi Limit 66001009 66001009 18 Upper Element SEE NOTE ON PAGE 30 19 Element Gasket 66001053 66001053 20 Primary Anode 66001723 66001723 21 Secondary Anode Nipple w Heat Traps 66001720 66001720 22 Nipple w Heat Traps 66001705 66001705 23 Pipe Insulation 66001708 66001708 Manual 66001711 Also available at most hardware...

Page 32: ...ped with 3800 watt elements LOWER ELEMENT These water heaters are equipped with factory installed convertible elements which can be operated at 3800 watts or 5500 watts Convertible elements are not offered as replacement parts If a replacement 3800 watt 240 volt element is needed order part no 66001106 replacement element If at the time of installation the water heater was converted to operate at ...

Page 33: ...15 5 Drain Valve Washer 66001021 66001021 66001021 66001021 66001021 66001021 17 32 x 13 64 x 1 8 thick 6 Element Gasket 66001053 66001053 66001053 66001053 66001053 66001053 7 Lower Element SEE NOTE ON PAGE 32 8 Buss Bar Kit 66001055 66001055 66001055 66001055 66001055 66001055 9 Thermostat Bracket 66001054 66001054 66001054 66001054 66001054 66001054 10 2 Pole Thermostat 66001007 66001007 660010...

Page 34: ...1105 9002769 66001106 9000225 66001107 9000396 66001111 9001672 66001252 9001834 66001268 9002276 66001272 9002303 66001544 9003501 66001682 9003741 66001700 9003917 66001701 9003929 66001702 9003919 66001703 9003900 66001704 9003915 66001705 9003719 66001707 9003909 66001708 9003717 66001709 9003716 66001711 184741 000 66001716 9003963 66001717 9003964 66001720 9003967 66001722 9003926 66001723 9...

Page 35: ...35 Notes ...

Page 36: ...f a leak occurs in the 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...

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