Rheem Professional Classic Series: Direct Vent (Vertical Option) Use & Care Manual
Contents
1. Because of natural air movement in a room or other enclosed space flammable vapors can be carried some distance from where liquids which give off flammable vapors are to be used or stored The open flame of the water heater s pilot or main burner can ignite these vapors Rheem Water Heating FVIR certified gas water heaters can be installed on a residential garage floor without the use of an 18 inch stand in accordance with the National Fuel Gas Code NFPA 54 ANSI Z223 1 2006 paragraph 9 1 10 Installation in Residential Garages unless otherwise directed by State and Local code requirements The water heater must be located so it is not subject to physical damage for example by moving vehicles area flooding All air for combustion must be obtained from the outside atmosphere and the products of combustion flue gases must be discharged directly to the outside atmosphere through the gas vent Co Axial Roof Jack assembly Because the water heater is of the sealed combustion type a vent hood is not required between the water heater and the Co Axial Roof Jack Long hot water lines should be insulated to conserve water and energy The water heater and water lines should be protected from exposure to freezing temperatures Do not install the water heater in unprotected outdoor areas Minimum clearance from combustible construction is 0 sides 0 rear and 3 from the front of the control 12 inches from ceiling2. Table courtesy of Shriners Burn Institute 19 Operating the water heater 20 Water Temperature Setting Maximum water temperatures occur just after the burner has shut off To determine the water temperature turn on a hot water faucet and place a thermometer in the water stream The reference mark A on the rim of the temperature dial represents an approximate water temperature of 120 F 49 C The reference mark represents an approximate water temperature of 130 F 54 C Each reference mark above or below these points indicates an approximate change of 10 F 5 5 C To adjust the temperature turn the temperature dial to an initial setting of 120 F 49 C A condition known as stacking or layering can occur when a series of short and frequent hot water draws are taken The hottest temperature water will be at the top of the tank closest to the outlet pipe delivering hot water to the home Stacking can cause this top layer of water to be hotter than the water toward the bottom of the tank near the gas control thermostat Therefore always remember to test the water temperature with your hand before use and remember that hotter water increases the risk of scald injury Also always supervise young children or others who are incapacitated The gas control thermostat is constructed with a built in safety shut off device designed to shut off the gas supply to the burne
3. Use a water heater size that meets the requirements of your needs Contact a qualified service technician for service Contact a qualified service technician to remove scale Flue or Combustion air inlet openings are restricted Remove obstruction or debris from flue or combustion air inlet openings on water heater jacket Not enough combustion or ventilation air supplied to the water heater location Air in gas line the pilot burner Proper operation of the water heater requires air for combustion and ventilation See the Combustion and Ventilation Air information in the Installing The Water Heater section of this manual Contact a qualified service technician to purge the air from the gas line Pilot burner orifice clogged The pilot burner should be cleaned or replaced by a qualified service technician Pilot burner tube pinched or clogged Gas cock knob not correctly positioned Pilot burner does not stay Loose thermocouple lit when the RED button is released A The pilot burner should be cleaned repaired or replaced by a qualified service technician See the Lighting The Water Heater section of this manual The connection at the gas control thermostat should be tightened by a qualified service technician Thermocouple defective The thermocouple should be replaced by a qualified service technician Safety magnet defective The gas control thermostat s
4. Q DO contact a qualified service technician if the pilot or main burner will not stay lit L DO check inlet gas pressure to ensure that it is within the range specified on the Q DO provide adequate air for combustion and ventilation as discussed in the Use and Care Manual and the National Fuel Gas Q DO maintain proper clearances to combustibles as specified on the instruction Q DO ensure that the venting system complies with the guidelines found in the Use and Care Manual and National Fuel Gas DON T Q DON T block or restrict the vent terminal Q DON T remove the Burner Access Door unless absolutely necessary This should only be done by a qualified service technician A new burner access door gasket must be installed on any burner access door that has been removed Q DON T install this water heater where standing water may occur The base of the water heater is meant to be mounted on a dry surface Q DON T operate the water heater if the sight glass or burner access door grommet is damaged or broken 15 Installation Checklist A Water Heater Location Q Close to area of vent Q Indoors and protected from freezing temperatures Q Proper clearance from combustible surfaces observed and water heater not installed on carpeted floor Q Sufficient fresh air supply for proper operation of water heater Q Air supply free of corrosive elements and flammable vapors B Water Supply Q
5. for natural gas or 14 w c 3 5 kPa for LP gas For purposes of input adjustment the minimum inlet gas pressure with main burner on is shown on the water heater rating plate If high or low gas pressures are present contact your gas supplier for correction If flexible connectors are used the maximum length shall not exceed 36 91 cm If lever type gas shut offs are used they shall be T Handle type Bubbles indicate a gas leak that must be corrected The factory connections to the gas control thermostat should also be leak tested after the water heater is placed in operation 13 Installing the water heater AWARNING If local codes require external application of insulation blanket kits the manufacturer s instructions included with the kit must be carefully followed 14 Pressure Testing the Gas Supply System The water heater and its manual gas shut off valve must be disconnected from the gas supply piping system during any pressure testing of that system at pressures in excess of 1 2 psi 14 w c High Altitude Ratings of gas appliances are based on sea level operation and need not be changed for installations at elevations up to 7 700 feet For installations above 7 700 feet Please contact your local distributor or place of purchase for a high altitude model Insulation Blankets Insulation blankets available to the general public for external use on gas water heaters are not
6. The Water Heater section of this manual The gas control thermostat may be set too low See the Water Temperature Setting of The Water Heater section of this manual Leaking or open hot water faucets Make sure all faucets are closed Cold water inlet temperature may be colder during the winter months The gas control thermostat is set too high This is normal The colder inlet water takes longer to heat See the Water Temperature Setting of The Water Heater section of this manual Gas Control Thermostat Defective Contact a qualified service technician to replace the gas control thermostat CAUTION For your safety DO NOT attempt repair of gas piping gas control thermostat burners vent connectors or other safety devices Refer repairs to qualified service personnel 24 Replacement Parts Instructions For Placing a Parts Order Address parts orders to the distributor or store from where the heater was purchased All parts orders should include 4 The model and serial number of the water heater from the rating plate 2 Specify type of gas natural or LP as marked on the rating plate Roof Jack Purchased Sepa rately Dip Tube Dip Tube Flue Baffle and Gasket Hanger a Drain Valve Shroud Drain Valve 3 Part description as noted below and number of parts desired CAUTION For your safety DO NOT attempt repai
7. Water heater completely filled with water Q Air purged from water heater and piping Q Water connections tight and free of leaks C Gas Supply L Gas line equipped with shut off valve union and sediment trap LU Approved pipe joint compound used D Relief Valve Q Temperature and Pressure Relief Valve properly installed and discharge line run to open drain Discharge line protected from freezing E Venting 16 Q Flue baffle properly hung in top of heater s flue Air tube and vent tube properly installed Q Vent connector s securely fastened together with screws U Provisions made to protect area from water damage Q Sufficient room to service heater L Combustible materials such as clothing cleaning materials rags etc clear of the base of the heater Q Soap and water solution used to check all connections and fittings for possible gas leak Q Gas Company inspected installation if required C Vent terminal air tube sealed with silicone bands and sealants Q Air tube securely fastened with screws Supplemental instructions for gas water heaters installed in potable space heating applications Local codes or plumbing authority requirements may vary from the instructions or diagrams provided in this manual and take precedent over these instructions Hot water t supply to house Hot water supply to From HOT heating outle
8. drained from the water heater s tank every month to clean the tank of these deposits Rapid closing of faucets or solenoid valves in automatic water using appliances can cause a banging noise heard in a water pipe Strategically located risers in the water pipe system or water hammer arresting devices can be used to minimize the problem The anode rod should be inspected and replaced when more than 6 15 2 cm of core wire is exposed at either end of the rod Make sure the cold water supply is turned off before replacing the anode rod When installed in a closet DO NOT block or obstruct any of the combustion air inlet openings located around the perimeter of the water heater A minimum of 1 2 5 cm is required between these combustion air inlet openings and any obstruction 21 Care and cleaning of the water heater CAUTION Cone is used only on natural gas burner assemblies NOTICE Refer to the Hydrogen Gas Caution in the Operating Instructions NOTICE Do not remove the anode rod from the water heater s tank except for inspection and or replacement as operation with the anode rod removed will greatly shorten the life of the glass lined tank and will exclude warranty coverage 22 Venting System Inspection It is recommended that the water heater s internal flue vent and air pipes be inspected annually to be certain it is clean Inspect the gas venting system and the terminati
9. gravity of the relief valve and discharge line The end of the discharge line should not be threaded or concealed and should be protected from freezing No valve of any type restriction or reducer coupling should be installed in the discharge line A steady flow of water from the hot water faucet s indicates a full water heater NOTICE Additional information on this subject may be found at www rheem com under Rheem Water Heating Support scroll down to the Technical Service Section and to Bulletins 1400 Series Section and choose Bulletin 1402 Condensation Condensation can form on the tank when it is first filled with water Condensation might also occur with a heavy water draw and very cold inlet water temperatures Drops of water falling on the burner can produce a sizzling or pinging sound The water may also be seen beneath the water heater This condition is not unusual and will disappear after the water becomes heated If however the condensation continues examine the piping and fittings for possible leaks WARNING Do not attempt to convert this water heater for use with a different type of gas other than the type shown on the rating plate Such conversion could result in hazardous operating conditions WARNING Never use an open flame to test for gas leaks as property damage personal injury or death could result Gas Supply The branch gas supply line to the water heater should b
10. has an adequate air supply for proper operation Be sure to inspect the vent system for proper installation at initial start up and at least annually thereafter Refer to the Care and Cleaning section of this manual for more information regarding vent system inspection AWARNING Gasoline as well as other flammable materials and liquids which include but not limited to adhesives solvents paint thinners etc and the vapors they produce are extremely dangerous DO NOT handle use or store gasoline or other flammable or combustible materials anywhere near or in the vicinity of a water heater and its vent pipe terminal or any other appliance Be sure to read and follow warning label pictured below and other labels on the water heater as well as the warnings printed in this manual Failure to do so can result in property damage bodily injury or death P i Flammable Vapors FIRE AND EXPLOSION HAZARD Can result in serious injury or death A Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance Storage of or use of gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance can result in serious injury or death IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING ADANGER WATER TEMPERATURE SETTING Safety and energy conservation are factors to be considered when selecting the water temperature sett
11. necessary The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters This 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 The manufacturer s warranty does not cover any damage or defect caused by installation attachment or use of any type of energy saving or other unapproved devices other than those authorized by the manufacturer into onto or in conjunction with the water heater The use of unauthorized energy saving devices may shorten the life of the water heater and may endanger life and property The manufacturer disclaims any responsibility for such loss or injury resulting from the use of such unauthorized devices The water heater must be isolated from the gas piping system by closing the manual gas shut off valve during any pressure testing of the gas supply piping at pressures equal to or less than 1 2 psi 14 w c AWARNING Failure to install a water heater suitable for the altitude at the location it is intended to serve can result in improper operation of the appliance resulting in property damage and or producing carbon monoxide gas which could result in personal injury or death ACAUTION If local codes require the application of an external insulation blanket to this water heater pay careful attention to
12. the following so as not to restrict the proper function and operation of the water heater Do not cover the operating or warning labels attached to the water heater or attempt to relocate them on the exterior of insulation blanket Do not apply insulation to the top of the water heater as this will interfere with the safe operation of the water heater and venting system Do not cover the burner access door jacket door gas control thermostat gas valve or pressure and temperature relief valve Hot and Cold Pipe Insulation Installation Typical vertical piping arrangement For increased energy efficiency some water heaters have been supplied with two 24 60 9 cm sections of pipe insulation Please install the insulation Heat Trap For increased energy efficiency some water heaters have been supplied with factory installed 3 4 NPT heat traps in the hot outlet line and cold water inlet line Typical horizontal piping arrangement according to the illustrations above that best meets your requirements NOTICE Do not apply heat to the HOT or COLD water connections If sweat connections are used sweat tubing to adapter before fitting adapter to the water connections on heater Any heat applied to the water supply fittings will permanently damage the dip tube nipples and or heat traps During Installation of this water heater DO rating plate Code warning label Code
13. to cause cancer birth defects or other reproductive harm WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or death A FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors and liquids or other combustible materials in the vicinity of this or Do not return to your home until authorized any other appliance To do so may result in an by the gas supplier or fire department explosion or fire Improper installation adjustment alteration service or maintenance can cause property WHAT TO DO IF YOU SMELL GAS damage personal injury or death Refer to Do not try to light any appliance this manual Installation and service must be Do not touch any electrical switch do not performed by a qualified installer service use any phone in your building agency or the gas supplier Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Printed in USA AP14726 06 08 Safety Information Safety Precautions 3 6 RG ast iocdel Sie 5 Installation Instructions MOcatiOnrser eres ote 7 WEUHIMNE 5 ococcvocecaece 8 10 Water Supply Connections 11 GISUPPN eee 13 Ripe insulation eee 15 Eleatilirapsm cere earen 15 Installation Checklist 16 Potable Space Heating 17 Operating Ins
14. to house Air vent Heat Trap To 6 Min Q W L P 0 3 4 HWS amp Coil Drain valve y not supplied with water heater 7 Isolation valve in cold water return line from heating unit not supplied with water heater Gas Direct Vent discharge must comply with Local and State Code Combustion Air Inlet Openings Q 5 Air Gap gt Sea we Shut Off Valve Typ lt N I 2 Gallon Thermal ae Expansion Tank YH if required not supplied with water A heater HWR to Heating ressure Gauge 3 4 Check Valve with 1 8 Hole 3 4 Shut Off Valve Typ lt lt 3 4 cold water supply Piping loop between water heater and fan coil shall be flow guard gold CPVC or equal j oo Hot water to space heater LI Hot water coil All bronze pump check valve internal in pump Air Ihleea valve Walek Sample Tap To HVAC Unit FAN ON OFF HEAT Air Handler Vacuum Relief Valve Not Supplied BS If required install per local codes and valve manufacturer s instructions 1 7 Electronically controlled pump timer Activates every 6 hours for 60 seconds Wire to bronze pump Lighting the water heater Before operating this water heater be sure to read and follow the instructions on the label pictured below and all other labels on the water heater as well as the warnings printed in this manual Failure to do so can resul
15. A Warning This water heater is not Use amp Care Manual suitable for use in manufactured mobile homes With Installation Instructions for the Installer Residential Gas FVIR Certified 4 Direct Vent Water Heaters Vertical Co Axial Vent System Residential 40 and 50 Gallon The purpose of this manual is twofold one to provide the installer with the basic directions and recommendations for the proper installation and adjustment of the water heater and two for the owner operator to explain the features operation safety precautions maintenance and troubleshooting of the water heater This manual also includes a parts list It is very important that all persons who are expected to install operate or adjust this water heater read the instructions carefully so they may understand how to perform these operations If you do not understand these instructions or any terms within it seek professional assistance Any questions regarding the operation maintenance service or warranty of this water heater should be directed to the seller from whom it was purchased If additional information is required refer to the section on If You Need Service Do not destroy this manual Please read carefully and keep in a safe place for future reference A Recognize this symbol as an indication of Important Safety Information California Proposition 65 Warning This product contains chemicals known to the State of California
16. GER If a gas leak is present or suspected Do_not attempt to find the cause yourself Do_not try to light any appliance Do_not touch any electrical switch Do_not use any phone in your building Leave the house immediately and make sure your family and pets leave also Leave the doors open for ventilation and contact the gas supplier a qualified service agency or the fire department Stay away from the house or building until the service call has been made the leak is corrected and a qualified agency has determined the area to be safe IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING A WARNING For your safety the information in this manual must be followed to minimize the risk of fire or explosion electric shock or to prevent property damage personal injury or loss of life FOR INSTALLATIONS IN THE STATE OF CALIFORNIA California Law requires that residential water heaters must be braced anchored or strapped to resist falling or horizontal displacement due to earthquake motions For residential water heaters up to 52 gallon capacity a brochure with generic earthquake bracing instructions can be obtained from Office of the State Architect 1102 Q Street Suite 5100 Sacramento CA 95814 or you may call 916 445 8100 or ask a water heater dealer However applicable local codes shall govern installation For residential water heaters of a capacity greater than 52 gallons consult th
17. If the clearances stated on the Instruction Warning Label located on the front of the heater differ install the water heater according to the clearances stated on the label The water heater may be installed on combustible floors but not directly on carpeting If the water heater must be installed on carpeting place a metal or wood panel beneath the water heater extending beyond its full width and depth at least 3 7 6 cm in all directions If the water heater is installed in an alcove or closet the entire floor must be covered by a wood or metal panel Installing the water heater NOTICE The water heater should not be installed near an air supply containing halogenated hydrocarbons Inspect Shipment Inspect the water heater for possible damage Check the markings on the rating plate of the water heater to be certain the type of gas supplied corresponds to the water heater requirements Corrosive Atmospheres The air in beauty shops dry cleaning establishments photo processing labs and storage areas for liquid and powdered bleaches or swimming pool chemicals often contain such halogenated hydrocarbons An air supply containing halogenated hydrocarbons may be safe to breathe but when it passes through a gas flame corrosive elements are released that will shorten the life of any gas burning appliance Propellants from common spray cans or gas leaks from A C and refrigeration equipment are highly corros
18. c Vent Connection Pipe Supplied with Roof Jack Roof Jack A Adjustment Range 2 N y Silicone Rubber Seal Supplied with Roof Jack See Dimension Table Below Apply silicone sealant to lip of top plenum for a tight seal with outer pipe Drain Pan Floor TT ESS 34 Max 8 12 42 Max 10 3 4 12 Roof Jack Adjustment Pitch Roof Jack Pitch Roof Jack Kit Range See Dimesion X Kit Part Number Part Number AP14363A AP14334A 24 37 Inches 10 Thermal Expansion Determine if a check valve exists in the inlet water line Check with your local water utility company It may have been installed in the cold water line as a separate back flow preventer or it may be part of a pressure reducing valve water meter or water softener A check valve located in the cold water inlet line can cause what is referred to as a closed water system A cold water inlet line with no check valve or back flow prevention device is referred to as an open water system As water is heated it expands in volume and creates an increase in the pressure within the water system This action is referred to as thermal expansion In an open water system expanding water which exceeds the capacity of the water heater flows back into the city main where the pressure is easily dissipated A closed water system however prevents the expanding water from flowing back int
19. conservation are factors to be considered when selecting the water temperature setting of the water heater s gas control thermostat s The lower the temperature setting the greater the savings in energy and operating costs To comply with safety regulations the gas control thermostat was set at its lowest setting before the water heater was shipped from the factory The recommended starting point temperature is 120 F 49 C Water temperatures above 125 F 52 C can cause severe burns or death from scalding Be sure to read and follow the warnings outlined in this manual and on the label located on the water heater near the gas control thermostat Mixing valves are available for reducing point of use water temperature by mixing hot and cold water in branch water lines Contact a licensed plumber or the local plumbing authority for further information See page 4 for more details The chart below may be used as a guide in determining the proper water temperature for your home Time Temperature Relationship in Scalds Water Temperature Time To Produce a Serious Burn D 120 F 49 C More than 5 minutes 125 F 52 C 1 2 to 2 minutes 130 F 54 C About 30 seconds 135 F 57 C About 10 seconds 140 F 60 C Less than 5 seconds 145 F 63 C Less than 3 seconds 150 F 66 C About 1 2 seconds 155 F 68 C About second
20. d This water heater is equipped with an anode rod designed to prolong the life of the glass lined tank The anode rod is slowly consumed thereby eliminating or minimizing corrosion of the glass lined tank After a long shut down period the water heater s operation and controls should be checked by qualified service personnel Make certain the water heater is completely filled again before placing it in operation Water sometimes contains a high sulfate and or mineral content and together with cathodic protection process can produce a hydrogen sulfide or rotten egg odor in the heated water Chlorination of the water supply should minimize the problem Before You Call For Service Problem Condensation Yellow flame or soot Unable to light Troubleshooting Tips Save time and money Review the charts on the following pages first and you may not need to call for service Possible Causes This usually happens when a new water heater is filled for the first time What To Do This is normal After the water in the tank warms up the condensation will disappear If however the condition persists examine the piping and fittings for possible leaks Moisture from the products of combustion condensing on the tank surface An undersized water heater will cause condensation Scale on top of the burner This is normal and will disappear in time Excessive condensation can cause pilot burner outage
21. e clean 1 2 black steel pipe or other approved gas piping material A ground joint union or ANSI design certified semi rigid or flexible gas appliance connector should be installed in the gas line close to the water heater A manual gas shut off valve should be at least 5 ft 1 5 m above the floor and readily accessible Use compound sparingly on male threads only The compound used on threaded joints of the gas piping must be of the type resistant to the action of LP gas Where a sediment trap is not incorporated as part of the appliance a sediment trap shall be installed downstream of the equipment shutoff valve as close to the inlet of the appliance as practical at the time of the appliance installation The sediment trap shall be either a tee fitting with a capped nipple in the bottom outlet Leak Testing The water heater and its gas connections must be leak tested at normal operating pressures before it is placed in operation 41 Turn on the manual gas shut off valve near the water heater 2 Use a soapy water solution to test for leaks at all connections and fittings or other device recognized as an effective sediment trap Do not use excessive force over 31 5 ft Ibs 42 7 Nm in tightening the pipe joint at the gas control thermostat inlet particularly if teflon pipe compound is used as the valve body may be damaged The inlet gas pressure to the water heater must not exceed 10 5 w c 2 65 kPa
22. e local building jurisdiction for acceptable bracing procedures SAFETY PRECAUTIONS Have the installer show you the location of the gas shut off valve and how to shut it off if necessary Turn off the manual shut off valve if the water heater has been subjected to overheating fire flood physical damage or if the gas supply fails to shut off Read this manual entirely before installing Do not attempt to repair or replace any part or operating the water heater of your water heater unless it is specifically recommended in this manual All other servicing should be referred to a qualified technician Use this appliance only for its intended purpose as described in this Use and Care Manual Be sure your appliance is properly installed in accordance with local codes and the provided installation instructions v READ AND FOLLOW THIS SAFETY INFORMATION CAREFULLY TEN SAVE THESE INSTRUCTIONS Installing the water heater This water heater must be installed in accordance with these instructions local codes utility company requirements and or in the absence of local codes use the latest edition of the American National Standard National Fuel Gas Code A copy can be purchased from either the American Gas Association 400 N Capitol Street NW Washington DC 20001 as ANSI standard Z223 1 or National Fire Protection Association 1 Batterymarch Park Quincy MA 02269 as booklet NFPA 54 For Canada Installations use CAN CSA B149 Natu
23. er has been subjected to over heating fire flood physical damage or if the gas supply fails to shut off B Do Not turn on water heater unless it is completely filled with water Do Not turn on water heater if cold water supply shut off valve is closed D Do Not allow combustible materials such as newspaper rags or mops to accumulate near F water heater ADANGER Hotter water increases the Potential for Hot Water SCALDS Households with small children disabled or elderly persons may require a 120 F 49 C or lower gas control thermostat setting to prevent contact with HOT water E Do Not store or use gasoline or other flammable vapors and liquids such as adhesives or paint thinner in vicinity of this or any other appliance If such flammables must be used open doors and windows for ventilation and all gas burning appliances in the vicinity should be shut off including their pilot burners to avoid vapors igniting NOTICE Flammable vapors can be drawn by air currents from surrounding areas to the water heater If there is any difficulty in understanding or following the Operating Instructions or the Care and Cleaning section it is recommended that a qualified person or serviceman perform the work Water Temperature Setting The temperature of the water in the water heater can be regulated by setting the temperature dial on the front of the gas control thermostat Safety and energy
24. her the word DANGER WARNING CAUTION or NOTICE These words mean A DANGER An imminently hazardous situation that will result in death or serious injury A WARNING A potentially hazardous situation that could result in death or serious injury and or damage to property A CAUTION A potentially hazardous situation that may result in minor or moderate injury Notice Attention is called to observe a specified procedure or maintain a specific condition IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING Be sure to read and understand the entire Use and Care Manual before attempting to install or operate this water heater It may save you time and cost Pay particular attention to the Safety Instructions Failure to follow these warnings could result in serious bodily injury or death Should you have problems understanding the instructions in this manual or have any questions STOP and get help from a qualified service technician or the local gas utility ADANGER INSTALL THE VENTING SYSTEM AND PROPERLY VENT THE WATER HEATER Failure to install the venting system and properly vent the water heater to the outdoors as outlined in the Venting Section of the Installation Instructions in this manual can result in unsafe operation of the water heater To avoid the risk of fire explosion or asphyxiation from carbon monoxide never operate this water heater unless it is properly vented and
25. hould be replaced by a qualified service technician Gas Control s Thermostat s single use gas shut off device has opened The gas control thermostat should be replaced by a qualified service technician Improper vent assembly and installation Contact a qualified service technician for service CAUTION For your safety DO NOT attempt repair of gas piping gas control thermostat burners vent connectors or other safety devices Refer repairs to qualified service personnel 23 Before You Call For Service Troubleshooting Tips Save time and money Review the charts on the following pages first and you may not need to call for service N Problem Rumbling noise Relief valve producing popping noise or draining Not enough or no hot water Water is too hot Possible Causes Scale and sediment in tank Pressure build up caused by thermal expansion to a closed system Water usage may have exceeded the capacity of the water heater What To Do Clean tank This is an unacceptable condition and must be corrected Contact the water supplier or plumbing contractor on how to correct this Do not plug the relief valve outlet Wait for the water heater to recover after an abnormal demand Low gas pressure Check gas supply pressure and manifold pressure The pilot burner may be out Check the pilot burner If necessary relight using the instructions in the Lighting
26. ing of a water heater s gas control Water temperatures above 125 F 52 C can cause severe burns or death from scalding Be sure to read and follow the warnings outlined on the label pictured below This label is also located on the water heater A DANGER Water temperature over 125 F can cause severe burns instantly or death from scalds Children disabled and elderly are at highest risk of being scalded See instruction manual before setting temperature at water heater Feel water before bathing or showering Temperature limiting valves are available see manual Notice Mixing valves are available for reducing point of use water temperature by mixing hot and cold water in branch water lines Contact a licensed plumber or the local plumbing authority for further information Time Temperature Relationship in Scalds Water Temperature Time To Produce a Serious Bum 120 F 49 C More than 5 minutes 125 F 52 C I to 2 minutes 130 F 54 C About 30 seconds 135 F 57 C About 10 seconds 140 F 60 C Less than 5 seconds 145 F 63 C Less than 3 seconds 150 F 66 C About 1 2 seconds 155 F 68 C About 1 second Table courtesy of Shriners Burn Institute The chart shown above may be used as a guide in determining the proper water temperature for your home ADANGER Households with small children disabled or elderly persons may require a 120 F 49 C or l
27. ive after passing through a flame The water heater warranty is voided when failure of the heater is due to operation in a corrosive atmosphere The water heater must be installed with the factory approved venting system The old venting system must be replaced with the new vent system Venting ACAUTION If there are any damaged parts DO NOT install the water heater Report any damage to your distributor or to the carrier ADANGER Failure to install the venting system and properly vent the water heater to the outdoors as outlined in the Venting section of this manual will result in unsafe operation of the water heater causing bodily injury explosion fire or death To avoid the risk of fire explosion or asphyxiation from carbon monoxide NEVER operate the water heater unless it is properly vented and has adequate air supply for proper operation as outlined in the Venting section of this manual NOTICE The water heater should not be installed near an air supply containing halogenated hydrocarbons NOTICE The old roof jack must be replaced with the new co axial roof jack Installation Methods 41 gt Inspect shipment Inspect the water heater for possible shipping damage 2 Placement of water heater Locate the water heater as desired make certain the minimum clearances outlined in this manual are observed 3 Combustion and ventilation air Air for combustion and ventilation must not be supplied fr
28. n harm the proper operation of this water heater which can cause carbon monoxide dangers excessive hot water temperatures and other potentially hazardous conditions ADANGER Combustible materials such as clothing cleaning materials or flammable liquids etc must not be placed against or next to the water heater Draining the Water Heater ACAUTION Shut off gas to the water heater at the gas control thermostat gas cock or manual shut off valve before draining water DANGER Before manually operating the temperature and pressure relief valve make certain no one will be exposed to the hot water released by the valve The water drained from the tank may be hot enough to present a scald hazard and should be directed to a suitable drain to prevent injury or damage In order to drain the water heater turn off the cold water supply Open a hot water faucet or lift the handle on the relief valve to admit air to the tank Attach a garden hose to the drain valve on the water heater and direct the stream of water to a drain Open the valve Routine Preventative Maintenance Properly maintained your water heater will provide years of dependable trouble free service It is recommended that a periodic inspection of the gas control thermostat burner relief valve internal flue way and venting system should be made by service personnel qualified in gas appliance repair It is suggested that a routine p
29. new combination temperature and pressure relief valve complying with the Standard for Relief Valves and Automatic Gas Shut Off Devices for Hot Water Supply Systems ANSI 221 22 is supplied and must remain in the opening provided and marked for the purpose on the water heater No valve of any type should be installed between the relief valve and the tank Local codes shall govern the installation of relief valves AWARNING The tank must be full of water before heater is turned on The water heater warranty does not cover damage or failure resulting from operation with an empty or partially empty tank 12 Relief Valve The pressure rating of the relief valve must not exceed 150 PSI 1034 kPa the maximum working pressure of the water heater as marked on the rating plate The Btuh rating of the relief valve must equal or exceed the Btuh input of the water heater as marked on its rating plate Position the outlet of the relief valve above a suitable open drain to eliminate potential water damage Piping used should be of a type approved for hot water distribution To Fill the Water Heater Make certain that the drain valve is closed then open the shut off valve in the cold water supply line Open each hot water faucet slowly to allow the air to vent from the water heater and piping The discharge line must be no smaller than the outlet of the valve and must pitch downward from the valve to allow complete drainage by
30. o the main supply line and the result of thermal expansion can create a rapid and dangerous pressure increase in the water heater and system piping This rapid pressure increase can quickly reach the safety setting of the relief valve causing it to operate during each heating cycle Thermal expansion and the resulting rapid and repeated expansion and contraction of components in the water heater and piping system can cause premature failure of the relief valve and possibly the heater itself Replacing the relief valve will not correct the problem The suggested method of controlling thermal expansion is to install an expansion tank in the cold water line between the water heater and the check valve see illustration below The expansion tank is designed with an air cushion built in that compresses as the system pressure increases thereby relieving the over pressure condition and eliminating the repeated operation of the relief valve Other methods of controlling thermal expansion are also available Contact your installing contractor water supplier or plumbing inspector for additional information regarding this subject NOTICE Do not apply heat to the HOT or COLD water connections If sweat connections are used sweat tubing to adapter before fitting adapter to the water connections on heater Any heat applied to the water supply fittings will permanently damage the dip tube nipples and or heat traps Vacuum Relief Valve Not Su
31. om occupied spaces of the residence The air inlet must not be obstructed under any circumstances Outside air is necessary for proper and safe operation of the water heater 4 Openings for gas vent Co Axial Roof Jack assembly Cut a 7 1 4 in diameter hole in the ceiling and roof directly above the flue of the water heater Securing the water heater Secure the 5 water heater using the provided metal straps Attach them to the top pan and bottom pan of the water heater then fasten the straps to the adjacent wall on each side Gas vent Co Axial Roof Jack The roof jack must be one of the models listed in this manual and marked as approved by Underwriters Laboratories Inc The installation instructions supplied with each Co Axial Roof Jack must be observed to obtain the proper roof jack installation The Gas Vent Roof Jack Assembly has a multi piece telescopic vent connector pipe consisting of an upper center and lower section that must be pre adjusted according to the following directions prior to final installation of the roof jack From the water heater location measure the distance from the highest point on roof opening to the top of the water heater Select correct size Co Axial Roof Jack from Co Axial Roof Jack Sizing Guide on Page 10 Dimension X Remove the Co Axial Roof Jack from its carton and extend the center section of the inner most Pipe to its maximum length by grasping the pipe and sliding the center secti
32. on cap Make certain the vent system vent and air pipes is properly sealed and securely attached Burner Inspection Visually inspect the pilot and main burners annually Through the sight glass inspect the pilot burner flame with the main burner off and inspect the main burner while firing If any unusual burner operation is noted the water heater should be shut off until qualified service assistance can be obtained If after inspection of the vent system you found soot or deterioration call the local gas utility to correct the problem and clean the flue and venting system or replace the flue baffle before resuming operation of the water heater ACAUTION For your safety cleaning of the burner must be performed only by qualified service personnel The burner chamber is a sealed area If the burner access door is removed the burner access door gasket must be replaced For cleaning remove the burner from the water heater A vacuum cleaner can be used on the burner and floor shield inside the water heater The burner can also be cleaned by scrubbing with mild detergent Vacation and Extended Shut Down If the water heater is to remain idle for an extended period of time the power and water to the appliance should be turned off to conserve energy and prevent a build up of dangerous hydrogen gas The water heater and piping should be drained if they might be subjected to freezing temperatures Anode Ro
33. on of pipe downward Then extend the the lower section of the inner pipe in the same manner to its full extension Silicone rubber sealing bands are provided and must be pulled down over the joints between the tubes to ensure a leak proof seal Apply a non hardening mastic on the roof around the previously cut hole to form a weather tight seal with the roof flange of the Co Axial Roof Jack Assembly Insert the Co Axial Roof Jack through the opening in roof from above and fasten the flashing to the roof using the pre punched holes in the flashing The roof flange adjusts to accommodate installation on a pitched roof maximum allowable pitch is 8 12 For roof pitches greater that 8 12 an alternate roof jack can be purchased Apply additional non hardening mastic as required to complete the weather seal To complete the assembly of the Co Axial Roof Jack Inner Pipe installation Apply silicone sealant around the outside of the water heater flue pipe then extend the lower section of the vent connector pipe by grasping the center section of pipe ensuring that the silicone rubber seal remains in position over the joint press it firmly downward until seated over the flue pipe protruding inside the water heater s top plenum An improper seal can cause nuisance pilot outages Secure the inner pipe to the top pan of the water heater by inserting the two screws through the brackets on each side To complete the assembl
34. ower gas control thermostat setting to prevent contact with HOT water Maximum water temperatures occur just after the burner has shut off To find water temperature being delivered turn on a hot water faucet and place a thermometer in the water stream and read the thermometer See page 19 and 20 for more details The temperature of the water in the heater can be regulated by setting the temperature dial on the front of the gas control thermostat To comply with safety regulations the gas control thermostat was set at its lowest setting aO 120 F before the water heater ano 49 C was shipped from the 130 F factory 90 F A 54 C A 1400F The illustration at the left ae ve 60 C details the approximate my V 150 F water temperature 80 F FI for each mark on CTO ie the Gas Control eee Thermostat Temperature Dial Temperatures are approximate A DANGER Hotter water increases the potential for Hot Water SCALDS ADANGER LIQUEFIED PETROLEUM LP PROPANE OR BUTANE AND NATURAL GAS MODELS LP and Natural gas have an odorant added to aid in detecting a gas leak Some people may not physically be able to smell or recognize this odorant If you are unsure or unfamiliar with the smell of LP or natural gas ask the gas supplier Other conditions such as odorant fade which causes the odorant to diminish in intensity can also hide or camouflage a gas leak Water heaters utili
35. pplied If required install per local codes and valve manufacturer instructions NOTICE The National Fuel Gas Code NFGC mandates a manual gas shut off valve See NFGC for complete instructions Local codes or plumbing authority requirements may vary from the instructions or diagrams provided and take precedent over these instructions Water Supply Connections Refer to the illustration below for suggested typical installation The installation of unions or flexible copper connectors is recommended on the hot and cold water connections so that the water heater may be easily disconnected for servicing if necessary The HOT and COLD water connections are clearly marked and are 3 4 NPT on all models Install a shut off valve in the cold water line near the water heater Typical Installation Union Heat Trap 6 Min 15 2 oe i Hot Water eee CS Outlet to Fixtures Temperature and Pressure Relief Valve Anode Rod Located under top pan Not accessible Refer to Protection Plus Kit for additional protection Heat Trap 6 Min 15 2 cm Manual Gas Shut Off gt f To Gas Supply _ Shut Off Valve Expansion Tank if required Ground Joint Union Sediment Trap ______ TE Cap be Fh to Suitable Open Drain Gas Control Thermostat Jacket Door Auxiliary Catch Pan Catch Pan Pipe to suitable mae SY 11 Installing the water heater A
36. pt to repair the unit It must neighbor s phone Follow the gas supplier s be replaced LIGHTING INSTRUCTION 1 STOP Read safety information above on this clockwise to the PILOT position label 8 Depress and hold the gas control knob all the way 2 Set the thermostat dial to the lowest ae down Immediately depress the piezo electric setting PILOT LIGHTING by GAS ELECTRIC spark generator button several times until the turning the thermostat dial clock kios SPARK pilot is lit The pilot flame can only be seen through KNOB GENERATOR wise y until it stops y the sight glass window located on the inner door Slightly depress the gas control knob A A Continue to hold down the gas control knob for and turn clockwise 4 to OFF re 3 about one 1 minute after the pilot is lit If it goes position Note Knob cannot be turned Ov out repeat steps 3 to 9 from PILOT position unless pushed 7 G e If the gas control knob does not pop up when down slightly Do not use force w released stop and immediately call your service Wait five 5 minutes to clear out any meros technician or gas supplier ee ae als ae gas st Follow 4 e f the pilot will not stay lit after several tries turn the hi pe i re ely te me ee gas control knob clock wise y to OFF and call ae te next Step not smell gas f your service technician or gas supplier Pomavetheolter door fronithe watar 4 a m the pilot flame is e
37. r if the pilot flame is extinguished for any reason The gas control thermostat is also equipped with a single use gas shut off device that will shut off the gas supply to the burner if the water heater exceeds normal operating temperatures Refer to the Before You Call For Service section of this manual or contact your dealer AwarNnINnc Should overheating occur or the gas supply fail to shut off turn off the manual gas control valve to the appliance If the water heater has been subjected to fire flood or physical damage turn off the manual gas control shut off valve and do not operate the water heater again until it has been checked by qualified personnel NOTICE Replace any part of the gas control system which has been under water 110 F 43 C 120 F 100 F 49 C 38 C 130 F 90 F 54 C G2rON 140 F 60 C Mi 150 F 80 F nec e Ga 2 7 C OTTER WATER i wa 71 C Temperatures are approximate Care and cleaning of the water heater ADANGER Before manually operating the relief valve make certain no one will be exposed to the danger of the hot water released by the valve The water may be hot enough to create a scald hazard The water should be released into a suitable drain to prevent injury or property damage A DANGER Hotter water increases the potential for Hot Water Scalds ADANGER Failure to perform the recommended Routine Preventative Maintenance ca
38. r of gas piping gas control thermostat burners vent connectors or other safety devices Refer repairs to qualified service personnel Burner Assembly Kit The kit provides extra speed clips and tamper resistant screws iy lt T amp P Relief Valve Natural Gas Burner Assembly L Deis i Gas Control a A 5 thermostat B Cone Thermocouple Pilot Supply Tube Piezo Ignitor Wire Inner Door M Burnet Gasket ox d Orifice Burner Supply Grommet Inner Door Tube Jacket Door 25 Notes 26 Notes 27 IF YOU NEED SERVICE 28 1 Should you have any questions about your new water heater or if it requires adjustment repair or routine maintenance it is suggested that you first contact your installer plumbing contractor or previously agreed upon service agency In the event the firm has moved or is unavailable refer to the telephone directory commercial listings or local utility for qualified service assistance 2 Should your problem not be solved to your complete satisfaction you should then contact the Manufacturer s National Service Department at the following address In the United States 2600 Gunter Park Drive Montgomery Alabama 36109 1413 Phone 1 800 432 8373 When contacting the manufacturer the following information will be requested Model and serial number of the water heater as shown on the rating plate attached to the jacket of the heater Add
39. ral Gas and Propane Installation Code A copy can be purchased from the Canadian Standards Association 178 Rexdale Boulevard Toronto Ontario CANADA M9W 1R3 Diameter of water heater lt plus 2 min 5 cm The auxiliary catch pan installation MUST conform to local codes A WARNING Combustible construction refers to adjacent walls and ceilings and should not be confused with combustible or flammable products and materials Combustible and or flammable products and materials should never be stored in the vicinity of this or any gas appliance Location The water heater should not be located in an area where leakage from the tank or connections will result in damage to the area adjacent to the heater or to lower floors of the structure When such areas cannot be avoided it is recommended that a suitable catch pan adequately drained must be installed under the water heater Catch pan kits are available from the store where the water heater was purchased or any water heater distributor Make certain that the floor underneath the water heater is strong enough to support the weight of the water heater once it is filled with water A gas fired water heater or any other appliance should not be installed in a space where liquids which give off flammable vapors are to be used or stored Such liquids include gasoline LP gas butane or propane paint or adhesives and their thinners solvents or removers
40. ress where the water heater is located and physical location Name and address of installer and any service agency who performed service on the water heater Date of original installation and dates any service work was performed Details of the problems as you can best describe them List of people with dates who have been contacted regarding your problem
41. reventative maintenance program be established and followed by the user At least once a year lift and release the lever handle on the temperature pressure relief valve located near the top of the water heater to make certain the valve operates freely Allow several gallons to flush through the discharge line to an open drain NOTICE If the temperature and pressure relief valve on the hot water heater discharges periodically this may be due to thermal expansion in a closed water system Contact the water supplier or your plumbing contractor on how to correct this DO NOT plug the relief valve outlet A water heater s tank can act as a settling basin for solids suspended in the water It is therefore not uncommon for hard water deposits to accumulate in the bottom of the tank If allowed to accumulate these solids can cover the gas control Housekeeping Vacuum around the base of the water heater for dust dirt and lint on a regular basis Visually inspect pilot burner and relight if necessary To ensure sufficient ventilation and combustion air supply proper clearances must be maintained thermostat sensors causing the sensors to operate erratically Because accumulated solids can prevent the gas control thermostat sensors from accurately reading the water temperature the water at the fixture can be hotter than the gas control thermostat dial setting It is suggested that a few quarts litres of water be
42. s system Notice 50 0 maximum distance from water heater to fan coil developed length is required for Massachusetts State lation Typical Piping Diagram for Combination Potable Space Heating Instal Nominal 3 4 size mixing or tempering valve refer to warning above Follow mixing or tempering valve manufacturer s instructions for installation of the valve Spring loaded check valve in heating unit hot water supply line and cold water return line not supplied with water heater NOTE This check valve is incorporated in some heating units Refer to the installation instructions supplied with specific heating unit to determine if it is required Isolation valve in hot water suppl line to heating unit not supplied wit water heater See diagrams above for proper pipe application for vertical or horizontal supply lines Temperature and Pressure Relief Valve tie to location approved by local code f l Gas line to water heater valve discharge line Water Heater drain pan installed in accordance with the Local and Temperature and pressure relief State Code Water Heater to be in accordance with the Local and State Energy Code All water piping shall be insulated in accordance with Local and State Energy Code Gas Fired Water Heater Minimum of 2 0 developed length of 3 4 type L copper water heater connection rom the 3 4 Tempered domestic hot water supply
43. stablished replace the outer Leer not attempt to remove the E Turn the gas control knob counter clockwise to Locate the piezo electric spark generator me OW potin maen Pi Set the thermostat dial to desired setting The which is located on top of the combi preferred starting point for temperature setting is P ee ad ee Aone indicated by A on the thermostat dial TO TURN GAS OFF TO THE APPLIANCE 1 Set the thermostat dial to the lowest setting 2 Slightly depress the gas control knob and turn PILOT LIGHTING by turning the thermostat dial clockwise to OFF POSITION Note Knob cannot clock wise y until it stops be turned from PILOT position unless pushed down slightly Do not use force 18 Operating the water heater CAUTION Hydrogen gas can be produced in a hot water system served by this water heater that has not been used for a long period of time generally two weeks or more HYDROGEN GAS IS EXTREMELY FLAMMABLE To dissipate such gas and to reduce risk of injury it is recommended that the hot water faucet be opened for several minutes at the kitchen sink before using any electrical appliance connected to the hot water system If hydrogen is present there will be an unusual sound such as air escaping through the pipe as the water begins to flow Do not smoke or use an open flame near the faucet at the time it is open Safety Precautions A Do turn off manual gas shut off valve if water heat
44. t in unsafe operation of the water heater resulting in property damage personal injury or death Should you have any problems reading or following the instructions in this manual STOP and get help from a qualified person l FOR YOUR SAFETY READ BEFORE OPERATING WARNING If you do not follow these instructions and the Use amp Care Manual instructions exactly a fire or explosion may result causing property damage personal injury or loss of life A This appliance has a pilot which is lit by a piezo instructions electric spark gas ignition system Do NOT open e f you cannot reach your gas supplier call the inner door of this appliance and try to light the fire department the pilot by hand C Use only your hand to turn the gas control knob BEFORE LIGHTING smell all around the appli Never use tools If the knob will not turn by hand ance area for gas Be sure to smell next to the don t try to repair it call a qualified service floor because some gas is heavier than air and technician Force or attempted repair may result will settle on the floor in a fire or explosion WHAT TO DO IF YOU SMELL GAS Do not use this appliance if any part has been e Do not try to light any appliance l ara a e Do not a sii slactric switch do not use under water Immediately call a qualified installer any phone in your building Or service agency to replace a flooded water e Immediately call your gas supplier from a heater Do not attem
45. t on unit water heater Tee fitting for vertical hot water supply lines Hot water Fr ov oe S ly to outlet on WE water heater i s Hot water supply to heating unit Tee fitting for horizontal hot water supply lines Combination Potable and Space Heating Application Tee fitting must be installed as shown This ensures that any air in the water lines will be purged through the domestic water faucets and showers ADANGER When this system requires water for space heating at elevated temperatures above 125 F 52 C a mixing or tempering valve must be installed in the hot water supply line to the house in order to reduce the scald hazard potential ADANGER Any piping or components used in the installation of this water heater in a combination potable and space heating application must be suitable for use with drinking water ADANGER If this water heater is installed in an application intended to supply domestic hot water needs and hot water for space heating purposes do not connect the heater to an existing heating unit or components of a heating system that have previously been used with a non drinking water system Toxic chemicals such as those used for boiler treatment may be present and will contaminate the drinking water supply causing possible health risks Never introduce toxic chemicals such as those used for boiler treatment into thi
46. tructions Lighting Instructions 18 Water Temperature 19 20 Care and Cleaning Drain a ooo coscnocaecace 21 Maintenance e aT 21 Burner Inspection 22 Extended Shut Down 22 Troubleshooting Tips Before You Call ROPE SSRVLED coccoeooc 23 24 Customer Service PantsiIbiSteose ere 25 If You Need SGMGS soonconcoe Back Cover FOR YOUR RECORDS Write the model and serial numbers here You can find them on a label on the appliance Staple sales slip or cancelled check here Proof of the original purchase date is needed to obtain service under the warranty READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your water heater properly A little preventive care on your part can save you time and money over the life of your water heater You ll find many answers to common problems in the Troubleshooting Guide If you review the chart of Troubleshooting Tips first you may not need to call for service READ THE SAFETY INFORMATION Your safety and the safety of others are very important There are many important safety messages in this manual and on your appliance Always read and obey all safety messages as an indication of Important Safety Information This symbol alerts you to potential hazards that can kill or hurt you and others This is the safety alert symbol Recognize this symbol All safety messages will follow the safety alert symbol and eit
47. y of the Co Axial Roof Jack Outer Pipe installation Extend the upper section down and over the lower section of the vent connector pipe by grasping the center section of pipe and pull downward ensuring that the silicone rubber seal remains in position over the joint press it firmly downward until seated outside the lip of the top plenum Secure on each side with the two screws provided Apply silicone sealant around the edge of the top plenum and outer pipe connection to ensure a good seal An improper seal can cause nuisance pilot outages Installing the water heater This water heater must be installed in accordance with these instructions local codes utility company requirements and or in the absence of local codes use the latest edition of the American National Standard National Fuel Gas Code A copy can be purchased from either the American Gas Association 400 N Capitol Street NW Washington DC 20001 as ANSI standard Z223 1 or National Fire Protection Association 1 Batterymarch Park Quincy MA 02269 as booklet NFPA 54 For Canada Installations use CAN CSA B149 Natural Gas and Propane Installation Code A copy can be purchased from the Canadian Standards Association 178 Rexdale Boulevard Toronto Ontario CANADA M9W 1R3 Adjustable Tilt Roof Flange 34 Max 8 12 Pitch Roof Jack Purchased Separately 42 Max Tilt is available with optional kit Roof Flange 10 3 4 12 Pitch Telescopi
48. zing LP gas are different from natural gas models A natural gas water heater will not function safely on LP gas and vice versa No attempt should ever be made to convert the water heater from natural gas to LP gas To avoid possible equipment damage personal injury or fire do not connect the water heater to a fuel type not in accordance with the unit data plate LP for LP units Natural gas for natural gas units These units are not certified for any other fuel type LP appliances should not be installed below grade for example in a basement if such installation is prohibited by federal state and or local laws rules regulations or customs LP gas must be used with great caution It is heavier than air and will collect first in lower areas making it hard to detect at nose level Before attempting to light the water heater make sure to look and smell for gas leaks Use a soapy solution to check all gas fittings and connections Bubbling at a connection indicates a leak that must be corrected When smelling to detect a gas leak be sure to sniff near the floor also Gas detectors are recommended in LP amp natural gas applications and their installation should be in accordance with the detector manufacturer s recommendations and or local laws rules regulations or customs It is recommended that more than one method such as soapy solution gas detectors etc be used to detect leaks in gas applications DAN
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