Maytag HJ640NBDS, User Manual

Page 1: ...ou can not reachyour gas supplier callthe fire department Installation and servicemust be performedby a qualified installer serviceagencyor the gassupplier FOR POTABLE WATER WARNING HEATING ONLY Improper installation adjustment alteration service or mainte NOT SUITABLEFOR nance can cause DEATH SERIOUSBODILYINJURY OR PROPERTY SPACE HEATING DAMAGE Refer to this manual for assistanceor consult the lo...

Page 2: ...of water will not cause damage to the I visible or immediately detectible However over a structure For this reason it is not advisable to install period of time a flooded water heater will create the water heater in an attic or upper floor When dangerous conditions which can cause DEATH SERI such locations cannot be avoided a suitable drain OUS BODILY INJURY OR PROPERTY DAMAGE pan should be instal...

Page 3: ... 25 29 water Piping 30 Temperature Pressure Relief Valve 31 Fillip the Water Heater 32 Gas Piping 32 33 Installation Checklist 34 Instructions for Operation a5 3_ Lighting 35 36 Temperature Regulation 37 Service and Maintenance 38 40 Venting System Inspection 38 Burner Inspection 38 Burner Cleaning 38 LR Gas Control Valve and Burner Assembly Replacement information 39 Draining 39 Anode tcod Inspec...

Page 4: ...m your local govern bon monoxide poisoning and fires ment or public library gas company or by writing Examine the location to ensure the water heater complies with NFPA Batterymarch Park Quincy MA 02269 I the Locating the New Water Heater section in tbJs manual For California installation this water heater must be braced Read the SafetyInstructions section pages 2 3 and 4 of this anchored or strap...

Page 5: ...66001012 FORWATERHEATERS HAVINGA NUMBER66001014 CAPACITY DIAMETER26_ OR LESS 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 Emery Cloth Tin Snips Wire Brushe...

Page 6: ... heater is house the water be turned offto the entire _ now completely disconnected and Q1 ready to be removed Check again sure gas sup to make the ply is OFF to the water heater Then la_ I_ ll_l b If you have galvanized pipe to the water disconnect the gas supply connection _ heater loosen the two galvanized pipes from the gas control valve with a pipe wrench at the union in each line Also discon...

Page 7: ...me people are more likely to be permanently injured by hot water than others These include the elderly _ WARNING children the infirm or physically mentally handi capped If anyone using hot water in your home fits iToxic chemicals such as used for treatment of boilers into one of these groups or if there is a local code or or non potable water heating appliances shall never I state law requiring a ...

Page 8: ... cause damage to the AWARNING structure For this reason it is not advisable to install Minimum clearances between the water heater and the water heater in an attic or upper floor When combustible and noncombustible construction are 0 such locations cannot be avoided a suitable drain inches from sides 0 inches from back 4 inches from pan should be installed under the water heater Such front of jack...

Page 9: ...uralapplianceoutletvents _1_ _ _ _ i N120 when dimcdy ab ve r 135 t either side fcenter line Figum 4 page DIRE__ _ _FtRC DTA 36 minimum from anyoutlet ventswhen directly belowor 45 to TERMI either side of center line Figure 5 page 12 IR 36 minlmum in alldirections from anyother forced air appfiance outlet vent Figure 5 12 Figure 3 The location selectionmust provide clearancesfor servicing and prop...

Page 10: ...cidentally or is accessible to small children installation of a protective vent cover is recommended Some local codes may LKITAND require a vent cap cover Figure 7 shows the optional wire vent I ONEHORIZONTAL cap protector available from the water heater manufacturer I I K r OK I Figure8 I I I I A wire mesh chain link fence as shown in Figure 7 may be used instead of the factory cover Care should ...

Page 11: ...sed horizontally and or CHART 2 0 DIMENSION 40 50 Gal VENT KITS MIN MAX 66001422 Std 3 10 66001423 10 15Y2 66001424 15 26 66001425 26 48 BTU S GAL in 1000 s CAP NAT A B C _ 40 40 40 483h 413 21 50 48144 61 54 21 CHART 1 See models and rating plate attached to the water heater for _ BTU s _ specific model number and other detailed informafion in1000 SNAT _MIN MIN WARNING I I MAXI I MAX I Be sure ve...

Page 12: ... Set this assem able water heater installation site use the chart below to bly in place on the end of the water heater s flue collar determine dimensions for the opening in the wall Cut a C 4 diameter hole completely through the outside wall 2 Mark the flue collar at the slots in the elbow Using a 22 drill hit drill holes into the flue collar at the two slots and WATER HEATER ATTITUDE secure the e...

Page 13: ...he round end oval_ to fit the flared oval end of the jacket top I I 7 If_E dimension is less than 6VI move to next step _ _ If E dim ensionis over6_ I assemble the 6 diameter extension pipe crimped end to the 6 diameter vent elbow and secure using two sheet metal screws Using the tube of sealant supplied run an ample amount around the joint to insure a good seal t 5 Making sure the 6 diameter elbo...

Page 14: ...urn clockwise to lock studs to slots the flue extension pipe to _ _ the flue elbow 10 Move outdoors with all the remaining vent parts Using _ _ the tube of seal ant supplied run an ample amount on the inside surface of the collar assembly that will contact the exterior wall and also fill the bead on the end of the 6 diameter vent collar __ 14 Connect the vent cap by sliding its end over the 3 diam...

Page 15: ...n_er _idc a oVre22 K ia_ Any Optional Vent Kit 16 Go back indoors to attach inside collar to the inside wall Place the collar against the wall Secure to wall by using 4 _ _ long sheet metal screws U U NOTE Screws are supplied however substitution may be necessary depending on the interior wall material The opening through the wall should be cut at this time If it hasn t been refer back to that sec...

Page 16: ... Using the tube of sealant supplied run an ample amoUntaround the oval flare of the j acket C A 10 X A _ 5 Place the 6 vent section over the 3 flue section Subtract from the X dimension used earlier and this gives the length of the 6 vent extension Slide the 6 vent exten sion apart to this dimension and lock it together using the GALLON BTU s in 1000 s two screwssupplied CAPACITY NAT A 40 40140 48...

Page 17: ... holes into the flue exten supplied run an ample amount around the joint to insure sion at the two slots and secure the elbow to the flue a good seal extension using the screws provided __ t_o s _ ___ 3 1 Slide the vent collar to be installed later over the 6 vent 8 Making sure the 6 diameter elbow is centered around the elbow ure 3 diameter flue sec the 6 diameter vent pipe using two sheet metal ...

Page 18: ... through the wall connect NOTE To _ ili_ate ease of _ssembly of the vent cap to ing it to the extension and or elbow depending on which the 3 pipe a soap solution can be applied to the O ring one was used gasket 15 We have supplied 4 wood screws to temporarily attach the 18 The vent cap has 4 holes around the outer edge Remove collar to the exterior wall of the building However other the 4 screws ...

Page 19: ... wall should be cut at this time If it hasn t been refer back to that section 1 Lock the elbow to the straight 3 flue pipe Set the assem bly in place on the end of the water heater s flue collar 20 Using the tube of sealant supplied run an ample amount of sealant around the edge of the vent pipe where it is _ inserted through the inside collar to seal air drafts from _ _ __ wall 2 Mark the flue co...

Page 20: ...er the 6 vent 4 First remove the 3 horizontal extension from the elbow elbow Starting with the long end with four securing holes place the 6 diameter vent elbow over the 3 diameter of the elbow Bend the round end oval to fit the flared oval end jacket top _ _ _ _ _ _ 8 Place the water heate r at the opening in the wall at the predetermined clearance 5 Making sure the 6 diameter elbow is centered a...

Page 21: ...he caulking supplied fill the beads coUar 10 Insert the 6 telescoping vent section into the wall I3 We have supplied 4 wood screws to temporarily attach the I1 II II _ I L _ collar to the exterior wall to the building However other _ types of screws may have to be substituted depending on I II 11 Move outdoors with all the remaining vent parts Using __ r J the robe of sealant supplied run an ample...

Page 22: ...ed however substitution may i _tt be necessary depending on the exterior wall material _ I i 19 Now the 6 vent extension pipes can be expanded to con nect at the vent elbow 16 Move indoors to complete the assembly process 17 Collapse the 6 flue extension assembly as shown below j_ A _ and install the 3 extension by first slipping the end with the O ring approximately 1V into the end of the vent ca...

Page 23: ... the screws supplied Optional Vertical and Horizontal Vent Kit Installation 4 c A 10 X Any TWOOptional Vent Kits I I 2 CAPACITY NAT A 40 40140 48 used See models and rating plate attached to the water heater for specific model number and other detailed information Eachpartisstamped witha partnumber The opening through the wall should be cut at this time If it 2 Set the vertical 3 dia telescoping f...

Page 24: ... properly aligned to opening in the outside wall Mark the 3 dia end of the flue extension at the slots in the elbow Using a 22 drill bit drill holes into the flue extension at the two slots and secure the elbow to the flue extension using the screws provided 5 Place the if vent section over the 3 flue section Subtract 3 from the X dimension used earlier and this _ _ 7 _ gives the length of the 6 v...

Page 25: ...determined clearance two sheet metal screws at the connection of the elbow and M I 6 vertical extension 10 Slide the vent collar to be installed later over the 6 vent _ elbow 12 Slide the 6 telescoping vent section apart to reveal the ___ beaas NOTE The 6 plpe with beads MI1 connect to the elbow Using the caulking supplied fill the beads U 13 Insert the 6 telescoping vent section into the wall Z I...

Page 26: ... extension is not connected yet and it may be necessary to _ _7 _ go back indoors and push it back up for a tight fit to the COllar 18 The vent cap has 4 holes around the outer edge Remove I_ __ the 4 screws used to temporarily attach the collar to the k _ _ _ __ exterior waU Then secure the vent cap assembly with the l vent collar assembly to the exterior wall using the same 4 screws NOTE Screws ...

Page 27: ...embly to the NOTE studs in the elbOW To facilitate of the _ _ _ _r_ ease ofasserably vent cap to the 3 pipe a soap solution can be appfied to the O ring gasket 23 Pull the vent collar from the elbow to he against the wall and secure it using the screws provided V I i i I 24 Lock the 6 vent extension to the vent elbow by using two 21 Using a 22 drill bit drill holes 180 apart at the connec screws p...

Page 28: ... used by these people or at the water heater Mixing valves are available at plumbing sup NOTE This water heater is insulated to minJntiz hcat loss ply or hardware stores Follow manufacturers instruc tions for installation of the valves Before changing from the tank Further reduction in heat loss can be aceom the factory setting on the thermostat read the pfishedbyinsulatlngthehotwaterlinesfromthew...

Page 29: ... in placeof the factoryfurnished valve TEMPERATURE For safe operation of the water heater the relief valve PRESSURE RELIEF VALVE must not be removed from it s designated opening or plugged L The temperature pressure relief valve must be installed directly into the fitting of the water heater designatedfor DISCHARGE PIPE the relief valve Positionthe valve downward and provide Donotcapor plug tubing...

Page 30: ...ing leva which requires replacement of the burner orifice in accor dance with the National Fuel Gas Code ANSI Z223 1 NF PA AWARNING 54 Contact your bcal gas utility for further information Make sure the gas supplied is the same type listed on the model rating plate The inlet gas pressure must not exceed 10 5 in water column 2 6kPa for AWARNING natural gas or 13 in water column 3 2kPa for Failure t...

Page 31: ...UND JOINT UNION OPTIONAL Connecting the gas piping to the gas control valve of the water heater can be accomplished by either of the two meth ods shown _ DRIP LEG SEDIMENT 3 _ MIN TRAP GAS CONTROL VALVE CAP _ WARNING Contaminants in the gas lines may cause improper operation of the gas control valve that may result in fire or explosion Before attaching the gas line be sure that all gas pipe is cle...

Page 32: ...filled with water See TEMPERATURE Filling instructions in the Instructions for Installation PRESSURE section RELIEF VALVE Will a water leak damage anything See the Locating the DISCHARGE PiPE New Water Heater section _ Donot cap or plug Is there proper clearance between the water heater and anything that might catch fire See the Locating the New TEE water Heater section DRiPLEG _IJ Sediment J Do y...

Page 33: ...en leave the premises Lighting and operating instructions are located on front of the water heater above or to one side of the gas control valve _ i IFigure 11 I AWARNING AN ODORANT IS ADDED TO THE GAS USED BY THIS WATER HEATER FOR YOUR SAFETY IF YOU SMELL GAS G Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supp...

Page 34: ...elease piezo ignitor button uptosix 6 times If pilotis stillnotlit repeat steps 3 through 7 After thepilot islit continue tohold control knob down for about one 1 minute Release knob anditwillpop _ backup Pilotshould remain lit If it goesoutrepeat 3 Turn gascontrol knob clockwise to OFF posJ steps 2through 7 tion Knobcannotbeturnedfrom PILOT to OFF If knobdoesnotpopupwhenreleased stopand unlesskno...

Page 35: ...nyone usmg hot water m your home fits mto one of VERY HOT approx 160 F About 1 2 second I these groups or if then is a local code or state law C approx 150 F About 1 1 2 seconds requiring a certain temperature water at the hot I B approx 140 F Less than 5 seconds water tap then you must take special precautions In A approx 130 F About 30 seconds addition to using the lowest possible temperature se...

Page 36: ...NG I Obstructed or deteriorated vent systems may pre sent a serious health risk or asphyxtation AWARNING Soot build up indicates a problem that requires cor AWARNING rection before further use Turn OFF gas to water heater and leave UOFF until repairs are made Be sure the vent piping is properly connected to because failure to correct the cause of the sooting prevent escape of dangerous flue gasses...

Page 37: ...ow for tank The connection between the main burner orifice and the mani fold C to D are left hand threads draining NOTE If the water heater is going to be shut down and For ordering these replacement parts please refer to the Repair drained for an extended period the drain valve should be Parts List section of this manual left open with hose connected allowing water to terminate to an adequate dra...

Page 38: ...led in the water line or a water meter with a check valve Call Maytag Customer Service at 1 800 788 8899 for an authorized servicer for further information Do not plug the temperature pressure relief valve Housekeeping AWARNING When checking the temperature pressure relief Vacuum around base of water heater for dust dirt and llnt on valve operation make sure that 1 no one is in front i a regular b...

Page 39: ...ended that any devices installed which could create Excessive condensation can cause pilot outage due to water a closed system have a by pass and or the system have an running down the flue tube onto the main burner and putting expansion tank to relieve the pressure built by thermal expan out the pilot sion in the water system Expansion tanks are available for ordering through Maytag Customer Serv...

Page 40: ...ilot cerning an Anode Replacement Kit 66001068 and this Chlorination Treatment 3 If the pilot is not lit follow the Lighting instructions in this manual or located above the gas control valve on the water If the smelly water persists after the anode replacement and heater to refight the pilot If the water was extremely hot and chlorination treatment we can only suggest that continuous is now cold ...

Page 41: ...800 788 8899 for an authorized servicer AWARNING Due to the nature of the typical gas water heater the water temperature in certain situations may be hotter than the thermostat setting Short frequent draws of hot water especially with very coldincoming water can shock the thermo stat into brief operation resulting in hotter and hot ter layers of water closer to the top of the tank Changes in hot w...

Page 42: ...be leaking Ill primary anode rod tting maybe leakiog II lit 0 Small amounts of water from temperature pressure relief ILl valve may be due to thermal expansion or high water 11 pressure in your area _ _ The temperature pressure relief valve may be leaking at Water from a drain valve may be due to the valve opened slightly _ The drain valve may be leaking at the tank fitting m 1 _ _ Combustion prod...

Page 43: ...Notes 45 ...

Page 44: ...8 32 37 41 39 42 34 38 43 45 40 44 Standard Vent Kit 66001422 _ 6 O D VENTPIPE _ _7_ EXTENSION _ _ _ _ 46 6 I VENTPIPE FLARED N ROPE J J Jj JJ 50 3 FLUE O RING _ 11_51 _ 50 EXTENS ON P PE _GASKET GASKET GASKETO R NG _ L_J__ L__J __ 66001423 1 ROPE Optional Vent Kits 66001424 I GASKET _ b_ 66001425 J 3 FLUE I 6 O D VENTPIPE FLARED 23 _ EXTENSION 22 C _ 21 j i Z Z_ i Each Vent Kit can be used _ i I ...

Page 45: ... Nat w electrode 66001472 66001472 11 Pilot Propane L P w electrode 66001473 66001473 12 Drain Valve 66001181 66001181 66001181 66001181 13 Drain Valve Washer 66001021 66001021 66001021 66001021 _2 x _Yo_ x W thick 14 Jacket Clips Pkg 8 66001242 66001242 66001242 66001242 15 Nipple 66001311 66001311 66001311 66001311 16 Temperature Pressure Relief Valve 66001216 66001216 66001216 66001216 17 Anode...

Page 46: ...dard Vent Kit 66001422_ _ 6 O D VENT PIPE _ _ _6 EXTENSION _ _1_ _ _ _ _1_ 6 ID _1 _ f_ _47 _J VENT PIPE _ _ 1 _ _ I t i_ _ _1 EXTENSON I 6 D _ _ _ XI PiPE VENT PIPE II_i__ _ t49 3 FLUE O RING GOAPEKET I I I1_ 1 I _1_ 4 J U EXTENSIONPIPE GASKET OoRING _ _ _ I _ f GASKET _1 I 660014231 RoPEL Lt L II Optional Vent Kits 66001424 I GASKET __ _ _ _ I 660014251 3 FLUE i 60 D VENTPIPE J FLARED 23 _ EXTEN...

Page 47: ...6001226 38 Rope Gasket 66001209 66001209 66001209 66001209 39 O Ring Gasket 66001207 66001207 66001207 66001207 Kit AVK 3 No 66001425 40 3 I D x 243 Flue Extension Pipe 66001230 66001230 66001230 66001230 w Gaskets 41 6 O D x 243 Vent Extension Pipe 66001224 66001224 66001224 66001224 42 3 O D x 24_ Flue Pipe 66001233 66001233 66001233 66001233 43 6 I D x 24_ Vent Pipe 66001227 66001227 66001227 6...

Page 48: ...1044 9002415 66001237 9001290 66001068 9001453 66001238 9001291 66001105 9002769 66001239 9001292 66001157 9000029 66001240 9001293 66001159 0230125 66001241 9001294 66001172 0230225 66001242 9001305 66001181 9000058 66001278 9002361 66001183 9000249 66001279 9002365 66001185 9000349 66001311 9002563 66001188 9000278 66001347 9002837 66001192 9000285 66001391 9000876 66001194 9000287 66001422 9000...

Page 49: ...Notes 51 ...

Page 50: ...urs 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 proved to be defective in material or...