Maytag HN41240P User Manual Download

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Summary of Contents for HN41240P

Page 1: ...ollow the gassupplier sinstructions HP51275PZ If you cannot reachyour gas supplier call the fire department Installation and servicemust be performed by a qualified installer FOR POTABLEWATER serviceagencyor the gassupplier HEATING ONLY WARNING NOT SUITABLEFOR Improper installation adjustment alteration service or mainte SPACEHEATING nance can cause DEATH SERIOUSBODILY INJURY OR PROPERTY DAMAGE Re...

Page 2: ...vapors The resulting flashback and fire can heater in place of the factory furnished valve cause death or serious burns to anyone in the area as For safe operation of the water heater the relief valve must not be removed from it s designated opening or well as property damage If installation in such areas is your only option then plugged the installation must be accomplished in a way that The temp...

Page 3: ...t in improper operation due to re such as a mixing valve should be used at the hot striction of flue gases spillage of flue gases and ma water taps use by these people or at the water cause carbon monoxide poisoning heater Mixing valves are available at plumbing sup ply or hardware stores Follow manufacturers instruc tions for installation of the valves Before changing the factory setting on the t...

Page 4: ...an authorized servicer to heater dimensions and must be piped to an ade replace a flooded water heater Do not attempt to quate drain The pan must not restrict combustion repair the unit It must be replaced air flow Under no circumstances is the manufactur er or Maytag to be held liable for any water dam age in connection with this water heater AWARNING HYDROGEN GAS Hydrogen gas can be produced in ...

Page 5: ...ns for Operation 29 32 Operating 2 31 Temperature Regulation 32 Service and Maintenance 33 35 Venting System Inspection 33 Oiling Instructions 33 Burner Inspection 33 Burner Cleaning 33 L P Gas Control Valve and Burner Assembly Replacement Information 34 Draining 34 Temperature Pressure Relief Valve Operation 35 Drain Valve Washer Replacement 35 Housekeeping 35 Service 35 Troubleshooting 36 43 Sta...

Page 6: ... the water heater complies NFPA Batterymarch Park Quincy MA 02269 with the Locating the New Water Heater section in this manual Read the Safety Instructions section pages 2 3 and 4 of For California installation this water heater must be braced this manual first and then the entire manual carefillly If anchored or strapped to avoid alfing or moving during an you don t follow the safety rules the w...

Page 7: ...NUMBER66001012 FORWATER NUMBER66001014 CAPACITY HEATERS HAVINGA DIAMETER26 ORLESS Tools You may or may not need all of these tools depending on your ADDITIONAL TOOLS NEEDED type of installation These tools can be purchased at your local WHEN SWEAT SOLDERING hardware store Tubing Cutters or Hacksaw Propane Torch Pipe Wrenches 2 14 Soft Solder Screwdriver Solder Flux TinSnips _ I _ EmeryCIoth 6 Foot...

Page 8: ...ouse _ readyn W completelYto be removed disc nnected and make the Check again to sure gas sup ply is OFF to the water heater Then I _ B_a Q b If you have galvanized pipe to the water disconnect the gas supply connection _L_ heater loosen the two galvanized pipes from the gas control valve with a pipe wrench at the union in each t fine Also disconnect the piping t remaining to the water heater Thes...

Page 9: ...equire a means such as a mixing valve non potable water heating appliance I to be installed to temper the water at certain points of use Somepeople are more likely to be AWARNING permanently injuredby hot water than others these include the elderly children the infirm or Toxic chemicals such as used for treatment of boil I the physically mentally handicapped Before ers or non potable water heating...

Page 10: ...dequate cleararlces for must be reduced 5 feet for every 90 elbow See page 21 for servicing and proper operation of the water heater vent chart Vent piping cannot slope downward and horizontal runs AWARNING require per five foot rise All horizontal runs require ade INSTALLATIONS IN AREAS WHERE FLAMMABLE LIQ quate support at 3 1 2 foot intervals and vertical runs supported UIDS VAPORS ARE LIKELY TO...

Page 11: ... or outlet vents VENTILATION A J u i i _ _M N 18 minimum in all directions from any obstruction that may OPENINGS_JI 0 MIN TOP VIEW I _ I OF CLOSET TOPVIEW 0 HIN interfere Figure 3c _ _ _ _NIT_OLE DOOR OF CLOSET 1_2 H_X WITH DOOR __ The location selection must provide clearances for servicing FRONTVIEW _ _ IN OF DOOR and proper operation of the water heater Figure 4 Figure 1 A _ OUCT Vent terminat...

Page 12: ... DRAFT GRAVITY O RE VENT POWERVE T CombustionAir and Ventilation ORPOWERO RE VE T for AppliancesLocatedin _ APPLIANCE INLET AND OR _ OUTLETVENT S Confined Spaces I Figure 3111 Unconfined Space is a space whose volume is not less than 50 cubic feet per 1 000 Btu per hour of the aggregate input rating of all appliances installed in that space Rooms com municating directly with the space in which the...

Page 13: ...f one commencing within 12 inches of the bottom of the all equipment in the enclosure See Figure 9 enclosure _ ROOF VENT THROUGH j _ ROOF m i 1 o oooRs I I OPENINGS WATER Figure 9 HEATER igu e H 4 When ducts are used they shall be of the same cross sec tional area as the free area of the openings to which they connect The minimum short side dimension of rectangular b ALL AIR FROM OUTDOORS see Figu...

Page 14: ... the _remperature Regulation section in this manual _ 1 I I1 _ _ COLD INLET HOT OUTLET _ _ _ _1 WATER LINE This water heater shall not be connected to any heating sys TOHOUSE tems or component s used with a non potable water heating PIPE _ U II PIPE appliance INSULATION INSULATION If a water heater is installed in a closed water supply system such as one having a back flow preventer check valve wa...

Page 15: ...talled in the designated opening in the water heater in _ S PROVIDE A 6 AIR _ placeof the factoryfurnishedvalve __ GAPBE IV4EEN THE END OF THE For safe operation of the water heater the relief valve DISCHARGE PIPE must not be removed from it s designated opening or ANDDRAIN plugged The temperature pressure relief valve must be installed directly into the fitting of the water heater designated for ...

Page 16: ...d the piping If wiring from the fuse box or circuit breaker box was Check all newwaterpiping for leaks Repairasneeded aluminum for the old water heater replace it with copper wire If you wish to reuse the existing alu minum wire have the connection at the water heater i_11 It wiring made by atom tent elmrician Contact alocal elec trical contractor and or the local electric utility USEWITH POWER CO...

Page 17: ...nd connect the power supply wiring to the exceptions refer to the latest edition of the National wires inside the water heater s junction box Electrical Code 5 The water heater must be electrically grounded by the 6 Replace the wiring junction cover using the screw installer The unit will not operate unless it is properly provided WIRING DIAGRAM ON OFFSWITCH z HILIMITSWITCH _ I_IESSURE SWrrCH O_ I...

Page 18: ...ted or deteriorated vent systems m Horlzont_l runs must be securelysupportedat 3_ 2 foot intervals sent a serious health risk or asphyxiation and vertical runs supported at 5 foot interva s AWARNING I VENTING THROUGH AN OUTSIDE WALL The vent pipe from the water heater must slope 75 GALLON 70 000 AND 75 000 BTU HR 50 GALLON I upward inch per f ve linear feet for any hor zon tal run 52 500 BTU HR MO...

Page 19: ... 40 90 street ell used 45 vent cap is supplied with the water heater to connect the vent pipe to the water heater when the vent pipe is to be turned horizontally directly offthe blower sup A 4 PVC ABS or CPVC Schedule 40 45 vent cap pried locally must be supplied locally 3 PVC ABS or CPVC Schedule 40 pipe must be sup A 3 PVC ABS or CPVC Schedule 40 pipe minimum plied locally length of 3 must be su...

Page 20: ...follows A 2 PVC ABS or CPVC Schedule 40 90 street ell used to connect the vent pipe to the reducer when the vent pipe is Horizontal runs require a minimum rise per five feet to be turned horizontally off the blower supplied locally 3 2 PVC ABS or CPVC Schedule 40 pipe must be sup ELBOW 2 PVC ABS OR CPVC 1 J PER FIVE FEET 2 PVC ABS OR CPVC SCHEDULE 40 PIPE SCHEDULE 40 n _ B0 E BOW I JVENTC 3 TO 2 P...

Page 21: ... AND 50 GALLON 52 500 BTU HR MODELS BTU HRMODELSONLY_OPTIONAL4 VENTPIPING 4 DIA VENT NUMBER OF 90 DEG Seechartinnextcolumnformax length MAX LENGTH FT ELBOWS 16 MIN 110 1 105 2 100 3 95 4 13Yf MIlL _ l_ _aiN MIN RISE 8 90 5 _ r_ PER FIVE FEET 85 6 I ALL 40 AND 50 GALLON 40 000 BTU HR MODELS ONLY 3 DIA VENT NUMBER OF 90 DEG MAX LENGTH _F I ELBOWS 40 and 50 GALLON 40 000 BTU HR MODELS 115 1 110 2 105...

Page 22: ...80 5 75 6 When the vent piping cannot pass through an outside wall at a height greater than or equal to 12 above the ground or above snow accumulation level then the installation ALL 40 AND 50 GALLON 40 000 BTU HR MODELS can be modified as shown below 3 DIA VENT NUMBER OF 90 DEG MAX LENGTH FT ELBOWS inside bldg 105 1 100 2 95 3 _ 90 4 85 5 I I 112 MIN ABOVE ALL 40 AND 50 GALLON 40 000 BTU HR MODEL...

Page 23: ...60 50GAL 59 2 _ 75GAL 63 All primers cleaners and cements must meet all local codes and applicable standards of the American Society For Testing Materials Standards Before using primers cleaners and cements stir or shake making sure contents are liquid Do not use if found to be _ lumpy or jelly like r 1 Cut pipe ends squarely removing all burrs and dirt 2 Dry fit pipe and fittings to be connected ...

Page 24: ...elbow is required Place the elbow in the required direction PIPING on the blower and using 3 sheet metal screws attach the elbow 4 PVC ABS or CPVC Schedule 40 vent piping A wire screen to fit a 4 PVC ABS or CPVC Schedule 40 45 vent cap is supplied with the water heater SEAL WlTH Ill RTV SEALANT _ I _ _ A 3 PVC ABS or CPVC Schedule 40 pipe minimum length of 3 must be supplied locally to make vent c...

Page 25: ...msmoNmmoe supplied locally MAINT UN HSTED 2 PVC ABSORCPVC CLEARANCE _ SCHEDULE 40PIPE EXHAUST VERTICAL VENT _3 TO 2 PVC ABSOR ___ _ _ toter w_x _t CPVC REDUCER w_ AND HORJZONTAL RUNS 3 PVC ABS ORCPVC SCHEDULE 40PIPE MINIMUMLENGTH 3 The water heater requires its own separate venting system The totalvertical and horizontalvent runs cannot exceed the maximum length with the number of 90 elbows as spe...

Page 26: ...t be run to the water heater Consult the latest edition of National Fuel Gas Code ANSI ALL 40 AND 50 GALLON 40 000 BTU HR MODELS Z223 1 also referred to as NFPA 54 and the gas company OPTIONAL 2 VENT PIPING concerning pipe size 2 DIA VENT NUMBER OF 90 DEG There must be MAX LENGTH FT ELBOWS A readily accessible manual shut offvalve in the gas supply 50 1 line serving the water heater and 45 2 A dri...

Page 27: ...ne L P gases J GAS DRIP LEG CONTROL SEDIMENT VALVE 3 MIN TRAP SEDIMENT TRAP J ICAP Pt sediment trap shall be installed as close to the inlet of the water heater as practical at the 6me of water heater installa tion The sediment trap shall be either a tee fitting with a capped nipple in the bottom outlet or other device recognized GAS PIPING WITH ALL BLACK IRON PIPE TO as an effective sediment trap...

Page 28: ...er See Do not cap or plug Filling instructions in the Instructions for Installation GASSUPPLY section Will a water leak damage anything See the Locating the New Water Heater section SHUTOFF VALVE Is there proper clearance between the water heater and anything that might catch fire See the Locating the New water Heater section TEE DRIPLE Do you have adequate ventilation so that the water heater Sed...

Page 29: ...NG MANUAL tion to operate ignite burner RESET SWITCH 3 The gas control knob located on the thermostat must be turned to the ON position for the gas to be able to flow DRAFT HOOD _J 4 The venting manual reset switch must be in the closed position See Venting Manual Reset Switch in the Troubleshooting section 5 There is a non resettable hi limit switch in the thermo ON OFFSWITCH AIRPRESSURE stat whi...

Page 30: ...ndicatedat For Your Safety on the cover page of this manual then leave the premises Operating instructions are located on front of the water heater above or to one side of the gas control valve _ WARNING AN ODORANT IS ADDED TO THE GAS USED BY THIS WATER HEATER FOR YOUR SAFETY IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any Figure 11 phone in you...

Page 31: ...Set the thermostat to lowest setting by turning the water temperature dial counter clockwise TOPVIEWOF _ to its lowesttemperaturesetting DO NOT GASCONTROL FORCE Turngas controlknob clockwise to OFF position Figure10 page30 WARNING Do not use gas control knob to mgu 5 Wait five 5 minutes to clear out any gas If you late gas flow then smell gas STOPT Follow B in the safety 7 At arms lengthaway set t...

Page 32: ...pped I B Is a thermostat setting of approximately 140 F anyone using hot water m your home fits into one of these c_roupsor if there is a local code or state law o requiring a certain temperature water at the hot C Is a thermostat setting of approramately 150 F water tap then you must take special precautions In addition to using the lowest possible temperature VERYHOT Is a thermostat setting of a...

Page 33: ...mbustion AWARNING I Obstructed or deteriorated vent systems may pre sent a serious heath risk or asphyxiat on WARNING Be sure the vent piping is properly connected to I AWARNING prevent escape of dangerous flue gasses which cou d cause dead y asphyx ation Soot build up indicates a problem that requirescorrection beforefurther use Turn OFF gasto waterheater and leave OFF until repairsare made becau...

Page 34: ...Connect a hose to the drain valve and terminate to an ade eft hand threads for the following fittings and their connections quate drain The connection between the manifold and the gas OPEN the water heater drain valve to allow for tank control valve A to B are left hand threads draining The connection between the main burner orifice NOTE If the water heater is going to be shut down and and the man...

Page 35: ... WASHER water line or a water meter with a check valve Call 4_ Maytag Customer Service at 1 800 788 8899 for an authorized servicer for further information Do not plug the temperature pressure relief valve AWARNING Housekeeping When checking the temperature pressure relief valve operation make sure that 1 no one is in Vacuum around base of water heater for dust dirt and lint on front of or around ...

Page 36: ...izzling or condition and must be corrected frying noise It is recommended that any devices installed which could create Because of the suddenness and amount of water condensation a closed system have a by pass and or the system have an water may be diagnosed as a tank leak After the water in expansion tank to relieve the pressure built by thermal expan the tank warms up about 1 2 hours the conditi...

Page 37: ... with one of less active VENTING MANUAL RESET SWITCH material and then chlorinating the water heater tank and all hot water fines Call Maytag Customer Service at 1 800 788 There is a venting manual reset switch located on the draft 8899 for an authorized servicer for further information con hood If the venting manual reset switch is activated it will cerning an Anode Replacement Kit 66001068 and t...

Page 38: ...ure adjustment dial may be set too low See the AkWARNING TemperatureRegulation section Due to the nature of the typical gas water heater 6 The gas company can check the gas input to see if it is correct the water temperature in certain situations may be hotter than the thermostat setting An underfiredwaterheaterwill not heatwaterasquickly Short frequent draws of hot water especially with very cold...

Page 39: ...s may be leaking The primary anode rod fitting 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 O The temperature pressure rehefvalve may be leaking at the tank fitting O Water from a drain valve may be due to the valve opened N_ slightly O The drain valve may be leaking at the tank fitting Combustion p...

Page 40: ...eration resulting in DEATH SERIOUS BOD LY INJURY OR PROPERTY DAMAGE THERMOSTAT AND GAS SUPPLY CHECK No Is gas being supplied to the Yes thermostat I _urn ON gassupp1 J Ilsg asc ek_ h_rn a N I I I I I Yes I ITurn gas cock _ob to ON No Is thermostat calling for heat Run hot water from heater and turn adjustment knob higher Check using a manometer at thermostat pressure tap I Yes Is there a minimum g...

Page 41: ...Troubleshooting cont d Diagram for ElectricalSystemCheck on pages42 and 43 NATURAL GAS 4_ W C MIN PROPANE LP GAS 10 W C MIN MANIFOLD 41 ...

Page 42: ... section No Does power cord or power wiring have 110 120 volts avail able receptacle and or junction box with grounded connector Supply 110 120 volts 1_ No J Yes Turn ON _ No q Is on off switch ON I Yes Is diagnostic indicator light _ No Is diagnostic indicator light ON blinking l i I No i Yes _ Yes Replace J Turn power OFF and back control I ON I Does the hot surface t Is there a 115V Replace ign...

Page 43: ...Yes t Check at 2 for l15V to _ No ground Replace blower Replace correct wiring I l I Replace Hi limit switch Yis No Check at 8 for 115V to 1 ground Replaceair _ Check WC pres f Removeven tin g i pressure switch If OK t sure at line to air _ If OK __J Yes pressure switch system restnctmns No Is burner ON I Y_ Replace thermostat All systems operational 43 ...

Page 44: ...Repair Parts List 28 __ _ PVC ABS or CPVC items 26 _ _ J for all models supplied _ _ _ locally 2 15 i e _ I _ Ib 0 _ 0 30 14_ 13__ _ 20 11_ _ 44 ...

Page 45: ...030 66001030 16 Flue Baffle 66001399 66001399 66001399 66001399 17 Junction Box Cover 66001317 66001317 66001317 66001317 18 Cold Water Inlet Heat Trap 66001033 66001033 66001033 66001033 19 Pipe Insulation 2ea 66001034 66001034 66001034 66001034 20 Wiring Harness 66001301 66001301 66001301 66001301 21 Drain Pan See page 7 22 Water Heater Stand 66001243 66001243 66001243 66001243 23 Blower Draft H...

Page 46: ...Repair Parts List cont d 28 _6_ 27 PVC ABSor CPVCitems t _ for all models supplied _C _ locally 25 _z_ 0 2 15 I o _ Lp___ o I Q V13 dl _ jf_ _ a _l_ _ 46 ...

Page 47: ... 66001052 16 Flue Baffle 66001399 66001399 66001399 66001399 17 Junction Box Cover 66001317 66001317 66001317 66001317 18 Cold Water Inlet Heat Trap 66001033 66001033 66001033 66001033 19 Pipe Insulation 2ca 66001034 66001034 66001034 66001034 20 Wiring Harness 66001301 66001301 66001301 66001301 21 Drain Pan See page 7 22 Water Heater Stand 66001243 66001243 66001243 66001243 23 Blower Draft Hood...

Page 48: ...Repair Parts List cont d 29 PVC ABSor CPVCitems 30_ for all modelssupplied _ _ _ locally 31U 27 24 _25 16 2 15 48 ...

Page 49: ...1033 66001033 19 Pipe Insulation 2ea 66001034 66001034 20 Wirinq Harness 66001301 66001301 21 Drain Pan See paqe 7 22 Water Heater Stand 66001243 66001243 23 Draft Hood Assembly 66001401 66001401 24 Gasket Blower 66001405 66001405 25 Blower 66001402 66001402 26 Wall Collar 66001262 66001262 27 Vent Blower Adapter 66001403 66001403 28 Ventinq Switch 66001342 66001342 29 3 PVC Vent Terminal 66001255...

Page 50: ...Repair Parts List ont d 27 7 PVC ABSor CPVCitems _o C _ for all modelssupplied _ _ locally 29 _ _ t_ 25 22 23 26 15 2 14 50 ...

Page 51: ...witch Cover 66001317 66001317 66001317 66001317 17 Cold and Hot Water Nipples 66001148 66001148 66001148 66001148 18 Wirinq Harness 66001351 66001351 66001351 66001351 19 Drain Pan See Paqe 7 20 Water Heater Stand 66001243 66001243 66001243 66001243 21 Draft Hood Assembly 66001401 66001401 66001401 66001401 22 Gasket Blower 66001291 66001291 66001291 66001291 23 Blower 66001402 66001402 66001402 6...

Page 52: ...9002517 66001029 9000281 66001299 9002518 66001030 9002_44 66001301 9002520 66001033 9002420 66001316 9002596 66001034 9002445 66001317 9002597 66001035 0230141 66001318 9002598 66001041 0230224 66001319 9002599 66001046 0230124 66001342 9002678 66001047 0230123 66001349 9002979 66001052 9002059 66001351 9002982 66001068 9001453 66001366 9003081 66001081 9002514 66001367 9003082 66001105 9002769 6...

Page 53: ...Notes 53 ...

Page 54: ...Notes 54 ...

Page 55: ...Notes 55 ...

Page 56: ...etail Purchase if 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 Iftbe water heater is subjected to commercial institutional industrial or non residential use the above warranty cov erage for tanks that are proved to ...

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Maytag HN41240P, User Manual

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