Maytag HRX40HARS, User Manual

Page 1: ... ODORANT IS ADDED TO THE GAS USED BY THIS WATER HEATER GAS WATER HEATER USER S GUIDE Series Ten C3 Technology Gas Water Heaters meet the new ANSI Z21 10 1 standard that deals with the accidental or unintended ignition of flammable vapors such as those emitted by gasoline HRX40YARS HRX40HARS HRX40YART HRX40HART HRX40YQRT HRX40HQRT HRX50YART HRX50HART HRX50YQRT5 HRX50HQRT5 HRX50YQRT HRX50HQRT ...

Page 2: ... including a thorough understanding of the requirements of the National Fuel Gas Code as it relates to the installation of gas fired water heaters The Service Specialist also has a thorough understanding of this instruction manual and is able to perform repairs strictly in accordance with the service guidelines provided by the manufacturer Gas Supplier The natural gas or propane utility or service...

Page 3: ...3 SAFETY PRECAUTIONS ...

Page 4: ...perature Pressure Relief Valve 14 15 Filling the Water Heater 15 16 Venting 16 17 Gas Piping 17 18 Sediment Trap 18 OPERATING INSTRUCTIONS 19 20 Lighting Operating Label 19 Temperature Regulation 20 SERVICE AND MAINTENANCE 21 23 Tank Sediment Cleaning 21 Venting System Inspection 21 Burner Inspection 21 Burner Cleaning 21 22 Housekeeping 22 Anode Rod Inspection 22 Temperature Pressure Relief Valve...

Page 5: ...ytag Service Specialist at 1 800 365 0024 for an authorized servicer Carefully plan the place where you are going to put the water heater Correct combustion vent action and vent pipe installation are very important in preventing death from possible carbon monoxide poisoning and fires see figure 1 and 2 Examine the location to ensure the water heater complies with the Facts to Consider About the Lo...

Page 6: ...ESS AND 28 711 mm DIAMETER PART NO 9001608 FOR WATER HEATERS HAVING A DIAMETER 26 660 mm OR LESS Tools You may or may not need all these tools depending on your type of installation These tools can be purchased at your local hardware store Pipe Wrenches 2 14 356 mm Screwdriver Tin Snips 6 1 82 m Tape or Folding Ruler Garden Hose Drill Pipe Dope or Teflon Tape Additional Tools Needed When Sweat Sol...

Page 7: ... the vent pipe can be lifted off after any screw or other attached devices are removed Dispose of the draft hood The new water heater has the draft hood which must be used for proper operation 6 If you have copper piping to the water heater the 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 pip...

Page 8: ...or L Outer door M Union N Inlet Water Shut off Valve O Cold Water Inlet P Inlet Dip Tube Q Temperature Pressure Relief Valve R Rating Plate S Flue Baffle T Thermostat U Drain Valve V Pilot and Main Burner W Flue X Drain Pan Y Thermostat Shield optional Z Piezo Igniter AA Air Intake Screen V PILOT MAIN BURNER T THERMOSTAT ALL PIPING MATERIALS TO BE SUPPLIED BY CUSTOMERS CLOSED WATER SYSTEMS ARE THO...

Page 9: ...e using hot water in your home fits into one of these groups or if there is a local code or state law requiring a certain temperature water at the hot water tap then you must take special precautions In addition to using the lowest possible temperature setting that satisfies your hot water needs a means such as a Mixing Valve shall be used at the hot water taps used by these people or at the water...

Page 10: ...h a piped drain pan These devices are available from some plumbing supply wholesalers and retailers and detect and react to leakage in various ways Sensors mounted in the drain pan that trigger an alarm or turn off the incoming water to the water heater when leakage is detected Sensors mounted in the drain pan that turn off the water supply to the entire home when water is detected in the drain pa...

Page 11: ...lic for external use on gas water heaters are not necessary with Maytag products The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters Your Maytag water heater meets or exceeds the National Appliance Energy Conservation Act standards with respect to insulation and standby loss requirements making an insulation blanket unnecessary WARNING Shou...

Page 12: ...this determination Each opening shall have a minimum free area of one square inch per 1 000 Btu per hour 22 cm2 kW of the total input rating of all gas utilization equipment in the confined space but not less than 100 square inches 645 cm2 One opening shall commence within 12 inches 30 cm of the top and one commencing within 12 inches 30 cm of the bottom of the enclosures FIGURE11 B ALL AIR FROM O...

Page 13: ...heater Mixing valves are available at a plumbing supply distributor see Figure 8 on page 9 and Figure 15 below Valves for reducing point of use temperature by mixing cold and hot water are also available Consult a Maytag Service Specialist at 1 800 365 0024 Follow manufacturer s instructions for installation of the valves Before changing the factory setting on the thermostat read the Temperature R...

Page 14: ... end of the threaded to sweat coupling and around both ends of the 3 4 NPT threaded nipple Using standard pipe fittings connect the cold water pipe to the cold water inlet of the water heater NOTE This 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 T P Valve and Pipe Insu...

Page 15: ...must be allowed to discharge water in quantities should circumstances demand If the discharge pipe is not connected to a drain or other suitable means the water flow may cause property damage FIGURE17 The Discharge Pipe Shall not be smaller in size than the outlet pipe size of the valve or have any reducing couplings or other restrictions Shall not be plugged or blocked Shall be of material listed...

Page 16: ...4 or gas supplier if any such changes are planned For proper venting in certain installations a larger diameter vent pipe may be necessary Consult a Maytag Service Specialist at 1 800 365 0024 or gas supplier to aid you in determining the proper venting for your water heater from the vent tables in the current edition of the National Fuel Gas Code ANSI Z223 1 NFPA 54 Periodically check the venting...

Page 17: ...ces shut OFF until the water heater installation is complete A gas line of sufficient size must be run to the water heater Consult the current edition of National Fuel Gas Code ANSI Z223 1 NFPA 54 and your gas supplier concerning pipe size There must be A readily accessible manual shut off valve in the gas supply line serving the water heater and A drip leg sediment trap ahead of the gas control v...

Page 18: ...he gas control valve that may result in fire or explosion Before attaching the gas line be sure that all gas pipe is clean on the inside To trap any dirt or foreign material in the gas supply line a drip leg sometimes called a sediment trap must be incorporated in the piping The drip leg must be readily accessible Install in accordance with the Gas Piping section Refer to the current edition of th...

Page 19: ... side of the burner It can be located by looking through the glass view port while pressing the piezo igniter button several times Look for a spark at the pilot location FIGURE D 9 Once the pilot has been found push the gas knob all the way down Immediately press the pilot igniter button rapidly 4 to 5 times If the pilot will not light repeat step 3 through 9 10 Continue to hold the gas control kn...

Page 20: ...the water temperature in certain situations may vary up to 30F 16 7 C higher or lower at the point of use such as bathtubs showers sink etc Any water heater s intended purpose is to heat water Hot water is needed for cleansing cleaning and sanitizing bodies dishes clothing Untempered hot water can present a scald hazard Depending on the time element and the people involved adults children elderly ...

Page 21: ... flue and venting before resuming operation of the water heater Burner Inspection Flood damage to a water heater may not be readily visible or immediately detectable However over a period of time a flooded water heater will create dangerous conditions which can cause DEATH SERIOUS BODILY INJURY OR PROPERTY DAMAGE Contact the Maytag dealer from whom the appliance was purchased or call a Maytag Serv...

Page 22: ...way the anode rod This does not affect the water s taste or color The rod must be maintained to keep the tank in operating condition Anode deterioration depends on water conductivity not necessarily water condition A corroded or pitted anode rod indicates high water conductivity and should be checked and or replaced more often than an anode rod that appears to be intact Replacement of a depleted a...

Page 23: ...G Start Up Conditions Draft Hood Operation Check draft hood operation by performing a worst case depressurization of the building With all doors and windows closed and with all air handling equipment and exhaust fans operating such as furnaces clothes dryers range hoods and bathroom fans a match flame should still be drawn into the draft hood of the water heater with its burner firing If the flame...

Page 24: ...izzling and popping within the burner area during heating and cooling periods and should be considered normal See Condensation section Operational Conditions Smelly Odor In each water heater there is installed at least one anode rod see parts section for corrosion protection of the tank Certain water conditions will cause a reaction between this rod and the water The most common complaint associat...

Page 25: ...ther or pipe connections may be leaking C The anode rod fitting may be leaking D Small amounts of water from temperature pressure relief valve may be due to thermal expansion or high water pressure in your area E The temperature pressure relief valve may be leaking at the tank fitting F Water from a drain valve may be due to the valve being slightly opened G The drain valve may be leaking at the t...

Page 26: ...ocouple TCO malfunction Replace pilot assembly High ambient room temperature Contact a Maytag Service Specialist to determine cause BURNER WILL NOT Dirty or clogged air intake screen Clean and reinstall air intake screen STAY LIT Flame arrestor openings blocked Contact a Maytag Service Specialist to determine cause Defective Gas Control Replace Gas Control Dirty pilot burner Clean pilot assembly D...

Page 27: ...9 9003719 9003719 9003719 NA NA 19 Outer Door 9003409 9003409 9003409 9003409 9003409 9003409 20 Outer Door Filler NA NA NA NA NA NA 21 Piezo Igniter w Bracket 9003410 9003410 9003410 9003410 9003410 9003410 22 Pilot Assembly Std 9003530 9003455 9003530 9003472 9003530 9003543 22 Pilot Assembly High Altitude 9003542 9003455 9003542 9003472 9003542 9003543 23 PipeInsulation 9003971 9003971 9003971 ...

Page 28: ...8 002 184388 002 184388 002 184388 002 18 Nipple w Heat Traps 9003719 9003719 9003719 9003719 NA NA 19 Outer Door 9003409 9003409 9003409 9003409 9003409 9003409 20 Outer Door Filler NA NA NA NA NA NA 21 Piezo Igniter w Bracket 9003410 9003410 9003410 9003410 9003410 9003410 22 Pilot Assembly Std 9003530 9003541 9003496 9003455 9003496 9003544 22 Pilot Assembly High Altitude 9003542 9003541 900352...

Page 29: ...6001497 9003398 66001498 9003400 66001499 9003401 66001500 9003403 66001501 9003405 66001502 9003406 66001503 9003407 66001504 9003408 66001505 9003409 66001506 9003410 66001507 9003414 66001509 9003421 66001510 9003422 66001511 9003445 66001513 9003453 66001515 9003455 66001516 9003465 66001763 9003472 66001519 9003473 66001520 9003476 66001521 9003480 66001522 9003484 66001760 9003487 66001725 9...

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 coverage for the tanks that are proved to be defective in material or workm...