A.O. Smith Residential Gas Water Heaters Instruction Manual Download

Page: 17 / 84

FIGURE 15B.

u.s. power vent

canadIan power vent

warnInG

VENT HOOD(S) MAY BE

eXtreMelY hot

durInG operatIon.

warnInG

VENT HOOD(S) MAY BE

eXtreMelY hot

durInG operatIon.

FIGURE 15A.

cautIon

to prevent eXhaustInG products froM cIrculatInG to the aIr IntaKe In

wIndY/cold areas, the MaXIMuM practIcal dIstance Between these two

terMInals Is recoMMended.

Summary of Contents for Residential Gas Water Heaters

Page 1: ...VENT GAS MODELS WITH HOT SURFACE IGNITION ALL TECHNICAL AND WARRANTY QUESTIONS SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS PURCHASED IF YOU ARE UNSUCCESSFUL CALL THE TECHNICA...

Page 2: ...his appliance can cause low level exposure to some of the substances listed including formaldehyde carbon monoxide and soot IMPORTANT DEFINITIONS Qualified Installer or Service Agency Installation and...

Page 3: ...3 GENERAL SAFETY...

Page 4: ...4 GENERAL SAFETY...

Page 5: ...arefully 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 poiso...

Page 6: ...Hot Surface Igniter I Junction Box J Gas Valve Assembly K Display Board L Top Plastic Enclosure Y Inlet Dip Tube Z T P Relief Valve AA Rating Plate BB Labels CC Drain Valve DD Vent Terminal EE Drain...

Page 7: ...upply Pressure for Natural Gas 3 50 87kPa Minimum Supply Pressure for Propane Gas 8 00 1 99kPa Minimum pressure must be maintained under both load and no load dynamic and static conditions Recovery Ca...

Page 8: ...tally vented gas fueled heating appliance or equipment The sign shall read in print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUCTIONS INSPECTION The st...

Page 9: ...al 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...

Page 10: ...er heater is installed Water heaters are sometimes installed in locations where leakage may result in property damage even with the use of a drain pan piped to a drain However unanticipated damage can...

Page 11: ...on blanket frequently to make certain it does not sag thereby obstructing combustion air flow COMBUSTION AIR AND VENTILATION Agas water heater cannot operate properly without the correct amount of air...

Page 12: ...endirectlycommunicatingwiththeoutdoors eachopeningshallhave a minimum free area of 1 square inch per 4 000 Btu per hour 5 5 cm2 kW of total input rating of all equipment in the enclosure see Figure 7...

Page 13: ...ontact with the heater should not contain any of these chemicals If necessary uncontaminated air should be obtained from remote or outside sources The limited warranty is voided when failure of water...

Page 14: ...150 psi 1 035 kPa and a discharge capacity not less than the water heater Btu hr input rate as shown on the water heater s model rating plate For safe operation of the water heater the relief valve mu...

Page 15: ...supply line serving the water heater and A drip leg sediment trap ahead of the gas control valve to help prevent dirt and foreign materials from entering the gas control valve A flexible gas connecto...

Page 16: ...er front of the water heater 2 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 3 To insure complete filling of t...

Page 17: ...BE EXTREMELY HOT DURING OPERATION WARNING VENT HOOD S MAY BE EXTREMELY HOT DURING OPERATION FIGURE 15A CAUTION TO PREVENT EXHAUSTING PRODUCTS FROM CIRCULATING TO THE AIR INTAKE IN WINDY COLD AREAS TH...

Page 18: ...Y BE EXTREMELY HOT DURING OPERATION WARNING VENT HOOD S MAY BE EXTREMELY HOT DURING OPERATION FIGURE 15C CAUTION TO PREVENT EXHAUSTING PRODUCTS FROM CIRCULATING TO THE AIR INTAKE IN WINDY COLD AREAS T...

Page 19: ...stem components be certified to ULC S636 This water heater has been design certified to be vented with PVC pipe certified and marked as complying with ULC S636 This water heater is supplied with a 2 i...

Page 20: ...l Place some of the caulking on the back of the plate to hold it against the wall after installation If the vent pipe is installed up to the wall with a coupling on the end against the wall opening th...

Page 21: ...his step on the inside wall if necessary 2 Cut a length of 3 PVC pipe about 3 5 8 9 cm longer than the wall thickness at the opening 3 Glue the intake vent terminal to the section of the pipe 4 Slide...

Page 22: ...f The total vent system should not exceed the equivalent feet of pipe as listed in Table 1 Provide support for all pipe protruding through the roof All piping should be properly secured The vent syste...

Page 23: ...hances to intake contaminants and less visible vent vapors 2 Cut 1 hole 5 in diameter 3 Partially assemble concentric vent termination kit a Cement Y concentric fitting to larger diameter kit pipe see...

Page 24: ...kit a Cement the Y concentric fitting to larger diameter kit pipe see Figure A b Cement the rain cap to the smaller diameter kit pipe see Figure A NOTE Instead of cementing the smaller pipe to the rai...

Page 25: ...ed vented with concentric vent terminations near each other each appliance must be individually vented NEVER common vent this appliance When two or more appliances are direct vented using concentric v...

Page 26: ...ER It is recommended that Tetrahydrofuran THF be used to prepare the surfaces of pipe and fittings for solvent welding Do not use water rags gasoline or any other substitutes for cleaning PVC or CPVC...

Page 27: ...distance and make a second mark as the primer and cement will most likely destroy your first one Apply primer to the surface of the pipe and fitting socket with a natural bristle brush This process so...

Page 28: ...rminal Also verify that the vent length does not exceed the maximum allowed as shown in the Vent Section of this manual BLOCKED INTAKE SWITCH SEE FIGURE 12 The Blocked Intake Switch is set up to shut...

Page 29: ...RORS CAN CAUSE IMPROPER AND DANGEROUS OPERATION VERIFY PROPER OPERATION AFTER SERVICING POWER VENT WIRING SCHEMATIC FIGURE 24 THIS WATER HEATER IS POLARITY SENSITVE BEFORE APPLYING ELECTRICITY TO THIS...

Page 30: ...oded water heater Do not attempt to repair the unit It must be replaced OPERATING INSTRUCTIONS 1 Set the thermostat to the lowest setting 2 Set the ON OFF switch on the control panel to the OFF positi...

Page 31: ...itch operation occurs TEMPERATURE REGULATION Time to Produce 2nd 3rd Degree Temperature Setting Burns on Adult Skin It is recommended that lower water temperatures be used to avoid the risk of scaldin...

Page 32: ...er is operating the user interface will display the desktop screen if there are no active faults or warnings An example of this screen is shown to the right The temperature on this screen is the Opera...

Page 33: ...erent temperature readings in the tank along with adjusting the Operating Set Point ACTION From the desktop screen press Menu DISPLAY 2 Operating States In the main desktop screen there are some speci...

Page 34: ...can occur during operation These are Warnings and Faults Warnings This is a non safety related condition that the control has detected that may cause the water heater to operate in a less than optimal...

Page 35: ...d at any time ACTION Press the DOWN button for more information DISPLAY ACTION Press the DOWN key to scroll through the fault history If you select a specific fault or warning you may press the VIEW b...

Page 36: ...n this section OPERATIONAL CONDITIONS SMELLY WATER 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 c...

Page 37: ...ge to a water heater may not be readily visible or immediately detectable However over a period of time a flooded PERIODIC MAINTENANCE water heater will create dangerous conditions which can cause DEA...

Page 38: ...e line and 2 that the water discharge will not cause any property damage as the water may be extremely hot see Figure 28 If after manually operating the valve it fails to completely reset and continue...

Page 39: ...oose connections or the relief valve DO NOT replace the water heater until a full inspection of all possible water sources is made and necessary corrective steps taken Leakage from other appliances wa...

Page 40: ...tructions or blockage CONDENSATION Water on the floor under heater See CONDENSATION section WATER LEAKS Improperly sealed hot or cold supply connections relief valve drain valve or thermostat threads...

Page 41: ...unless an effective method of controlling thermal expansion is also installed at the heater s and operational at all times The relief valve installed on the heater is not an acceptable method 4 SERVI...

Page 42: ...44 500 Tennessee Waltz Parkway Ashland City TN 37015 Phone 800 527 1953 Fax 800 433 2515 www hotwater com...

Page 43: ...ION DIRECTE AVEC ALLUMAGE LECTRONIQUE POUR TOUTE QUESTION TECHNIQUE OU CONCERNANT LA GARANTIE S ADRESSER AU FOURNISSEUR LOCAL O LE CHAUFFE EAU A T ACHET DANS L IMPOSSIBILIT D OBTENIR UNE R PONSE T L P...

Page 44: ...le exposition certaines des substances num r es notamment le formald hyde le monoxyde de carbone et la suie D FINITIONS IMPORTANTES Installateur qualifi ou entreprise de service L installation et l en...

Page 45: ...3 S CURIT G N RALE...

Page 46: ...4 S CURIT G N RALE...

Page 47: ...2 Inspecter l emplacement pour s assurer que le chauffe eau peut tre install suivant les indications de la section Points consid rer dans le choix de l emplacement 6 S il est install en Californie le...

Page 48: ...r lectronique I Bo te de raccordement J Commande de gaz K Module d affichage L Bo tier de plastique Y Tube d entr e immerg Z Soupape de d charge s curit thermique AA Plaque signal tique BB tiquettes C...

Page 49: ...entation maximale 14 0 po CE 3 48 kPa Pression d alimentation minimale gaz naturel 3 50 po CE 0 87 kPa Pression d alimentation minimale propane 8 00 po CE 1 99 kPa Les pressions minimales doivent tre...

Page 50: ...ale On doit y lire en caract res d au moins 1 2 po VENT JUSTE AU DESSOUS NE PAS OBSTRUER INSPECTION L agent de la municipalit ou de l tat charg d inspecter l installation au gaz ventilation horizontal...

Page 51: ...de limiter la temp rature de l eau chaude aux robinets il faut prendre des pr cautions particuli res En plus de r gler la temp rature la valeur la plus basse possible on peut installer un dispositif t...

Page 52: ...ser des dommages mat riels m me si un bac d vacuation reli un drain est utilis Toutefois les risques de tels dommages peuvent tre r duits par l ajout d un d tecteur de fuites ou d un dispositif de cou...

Page 53: ...re oit pas la quantit d air n cessaire la combustion Ne pas installer le chauffe eau dans un espace clos par ex dans un placard moins de m nager une entr e d air comme il est indiqu la section Points...

Page 54: ...comporter une surface libre d au moins 1 po2 par 4 000 Btu h 5 5 cm2 kW de d bit calorifique nominal total de tous les appareils se trouvant dans l enceinte fig 7 FIGURE 7 2 Chaque ouverture qui commu...

Page 55: ...ntiellement corrosifs Ne pas entreposer de produits de cette nature pr s du chauffe eau De plus l air amen dans l appareil ne doit pas contenir de substances chimiques de ce type Si n cessaire il faut...

Page 56: ...vacuation de la soupape ne doit pas tre inf rieur au d bit d entr e d eau du chauffe eau indiqu sur la plaque signal tique Pour que le chauffe eau fonctionne en toute s curit la soupape de d charge ne...

Page 57: ...it comporter un robinet de gaz directement accessible sur la conduite d alimen tation desservant le chauffe eau un collecteur d impuret s en amont de la commande de gaz pour emp cher que des impuret s...

Page 58: ...fe eau 2 Ouvrir le robinet d entr e d eau froide en amont du chauffe eau REMARQUE Le robinet d entr e d eau froide doit demeurer ouvert pendant que le chauffe eau est utilis 3 Pour que le r servoir se...

Page 59: ...AUFFE EAU EST EN MARCHE AVERTISSEMENT LA BOUCHE DE VENTILATION PEUT TRE TR S CHAUDE LORSQUE LE CHAUFFE EAU EST EN MARCHE FIGURE 15A ATTENTION DANS LES R GIONS VENTEUSES OU FROIDES RESPECTER LE PLUS GR...

Page 60: ...HAUFFE EAU EST EN MARCHE AVERTISSEMENT LA BOUCHE DE VENTILATION PEUT TRE TR S CHAUDE LORSQUE LE CHAUFFE EAU EST EN MARCHE FIGURE 15C ATTENTION DANS LES R GIONS VENTEUSES OU FROIDES RESPECTER LE PLUS G...

Page 61: ...syst me ne sont pas en PVC il est possible d employer un raccord quivalent fait du mat riau utilis si la grille de la bouche en PVC est enlev e et appliqu e au nouveau raccord L installation du chauff...

Page 62: ...cm de plus que l paisseur du mur Coller la bouche de ventilation cette section de tuyau Faire glisser la plaque sur le tuyau jusqu la bouche de ventilation Appliquer un produit de calfeutrage non fou...

Page 63: ...de la bouche de ventilation recouvre alors l interstice Au besoin r p ter cette tape sur le mur int rieur 2 Prendre un tuyau de PVC de 3 po 7 6 cm de diam tre et en couper une section en pr voyant 3...

Page 64: ...totale de la tuyauterie ne doit pas d passer la longueur quivalente indiqu e au tableau 1 Tous les tuyaux qui passent travers le toit doivent tre bien soutenus Les tuyaux de ventilation doivent tre s...

Page 65: ...ants et de d gager des gaz de combustion visibles 2 Percer un trou de 5 po 12 7 cm de diam tre 3 Assembler partiellement la bouche de ventilation concentrique a Coller le raccord concentrique en Y au...

Page 66: ...uyau de plus grand diam tre fig A b Coller le capuchon contre la pluie au tuyau de plus petit diam tre fig A REMARQUE S il est pr vu de d monter la bouche de ventilation pour la nettoyer il est consei...

Page 67: ...s de ventilation concentriques de deux appareils ventilation directe ou plus aboutissent proximit l une de l autre sur un mur chaque appareil doit avoir un syst me de ventilation ind pendant NE JAMAIS...

Page 68: ...Il est recommand d enduire de t trahydrofurane la surface des tuyaux et des raccords pour la pr parer au soudage par solvant Ne pas utiliser d eau de chiffon d essence ni aucun autre substitut pour p...

Page 69: ...deuxi me marque quelques pouces plus loin car l appr t et la colle risquent d effacer la premi re marque Appliquer l appr t sur la surface du tuyau et dans l embout du raccord l aide d un pinceau soi...

Page 70: ...tout obstacle S assurer galement que l vent ne d passe pas la longueur maximale permise indiqu e la section Ventilation du pr sent manuel MANOSTAT DE L ENTR E D AIR Fig 24 Ce manostat de d pression me...

Page 71: ...T ENTRA NER UN FONCTIONNEMENT INAD QUAT ET DANGEREUX S ASSURER QUE L APPAREIL FONCTIONNE AD QUATEMENT UNE FOIS L ENTRETIEN TERMIN SCH MA DE C BLAGE CHAUFFE EAU VENTILATION FORC E FIGURE 25 LE CHAUFFE...

Page 72: ...a temp rature la plus basse 2 Mettez l interrupteur marche arr t sur la bo te de commande OFF 3 Coupez l alimentation lectrique de l appareil s il faut proc der l entretien AVANT DE FAIRE FONCTIONNER...

Page 73: ...ATURE D lai d bouillantage br lure aux 2 et 3 degr s R glage du thermostat sur la peau d un adulte Il est recommand d ajuster le thermostat au point de consigne le plus bas possible pour viter les ris...

Page 74: ...ffe eau Lorsque le chauffe eau est en marche l interface utilisateur affiche l cran de r f rence s il n y a pas de messages d erreur ni d avertissements Cet cran est illustr ci dessous La premi re lig...

Page 75: ...re dans le r servoir et de r gler le point de consigne INTERVENTION Dans l cran de r f rence appuyer sur Menu AFFICHAGE 2 tats de fonctionnement L cran principal affiche des tats de fonctionnement par...

Page 76: ...ent savoir les situations qui donnent lieu un avertissement et celles qui donnent lieu une erreur Avertissements Situation non li e la s curit que le module de commande a d tect e et qui peut faire en...

Page 77: ...temps INTERVENTION Appuyer sur le bouton DN pour obtenir d autres renseignements AFFICHAGE INTERVENTION Appuyer sur le bouton DN pour faire d filer l cran S lectionner une erreur ou un avertissement p...

Page 78: ...roidissement la condensation cause un gr sillement et un bruit de craquement dans la r gion du br leur Ces bruits sont consid r s comme normaux Voir Condensation dans la pr sente section SITUATIONS PO...

Page 79: ...Les dommages caus s un chauffe eau par une inondation ne sont pas toujours imm diatement visibles et d celables Cependant apr s ENTRETIEN P RIODIQUE un certain temps la d t rioration progressive du ch...

Page 80: ...e blessures ni de d g ts mat riels fig 28 Si la soupape de d charge ne revient pas sa position initiale apr s l ouverture manuelle et qu elle continue de laisser s couler de l eau fermer imm diatement...

Page 81: ...d charge s curit thermique NE PAS REMPLACER le chauffe eau avant d avoir fait une inspection compl te de tous les points de fuite possibles et tent toutes les mesures correctives n cessaires Il faut a...

Page 82: ...condensation sont obstru s CONDENSATION Pr sence d eau sur le sol sous le chauffe eau Voir la section Condensation FUITES D EAU Raccords de conduites d eau chaude ou froide de la soupape de d charge...

Page 83: ...mplacement du chauffe eau ou des pi ces d fectueuses Tous les autres frais sont la charge du propri taire Ces frais peuvent inclure a les frais de main d uvre pour l entretien la r paration la d sinst...

Page 84: ...44 500 Tennessee Waltz Parkway Ashland City TN 37015 T l phone 1 800 527 1953 T l copieur 1 800 433 2515 www hotwater com...

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A.O. Smith Residential Gas Water Heaters, Instruction Manual

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Summary of Contents for Residential Gas Water Heaters

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